ケー・エフ・シー List of Products and Services

Ultra-lightweight flexible PV + special processing of the adhesive layer = Haru-PV ◎ Features - Eliminates the need for frames, piles, and joining materials. - By eliminating the above materials, it reduces component CO₂ and transportation costs. - Lighter than conventional panels, with no risk of shattering. We propose solar power generation utilizing existing structures in a country with limited flat installation areas. *For inquiries about Haru-PV, please contact the Development Sales Department of K.F.C. Co., Ltd. ⇒ Development Sales Department: 03-6402-8273

• Solar power generation
• Solar power generation equipment
• Photovoltaic power generation system (solar system, energy-saving housing, electricity sales business)

【NETIS Registered】(HK-240 0 1 8- A) ◎ This is a self-drilling "high corrosion-resistant hollow bolt" for the main installation specifications. It is a casing and spacer combined type. The use of a self-drilling method with casing pipes improves construction quality. It is also possible to use lightweight drilling machines or manual labor (leg hammer), making it suitable for construction in narrow areas. Features: - Self-drilling main bolt system using "high corrosion-resistant hollow bolts" with casing - Construction possible with lightweight drilling machines and manual labor - Reliable grout filling - Effective for construction in narrow spaces The "Hawk-Nailing" is a main bolt system constructed using a self-drilling method with casing pipes (diameter 32) and high corrosion-resistant plated hollow rock bolts. It enables reliable grout filling, which has been a challenge in previous self-drilling methods. Additionally, it allows for construction using compact drilling machines or manual labor (leg hammer), making it feasible for construction in narrow areas where large machinery cannot access.

• Civil Engineering Method

Wireless axial force sensor, efficiency improvement in inspection and diagnosis. With a miniaturized axial force gauge that allows for wireless data communication, it can be utilized in various locations. - It is an axial sensor expected to be applicable to various targets such as lock bolts, concrete anchors, and various fastening parts. - Wireless data collection is possible, and measurement results can be checked on a tablet. - It is "lightweight," "compact," and easy to handle, and since it has a built-in battery, no additional power supply is required.

• Structural Survey

NETIS Ministry of Land, Infrastructure, Transport and Tourism New Technology Utilization System Registration KT-200072-A By reducing the weight of steel pipes, we can achieve "labor-saving" and "improved construction safety."

• Tunnel Materials

To prevent excessive impact on the manhole's lower chamber during construction, damage and cracks are less likely to occur, and stable strength is ensured through the use of resin. - Because it is screw-in type, excessive impact does not occur on the manhole's lower chamber. - It ensures stable tensile strength by combining with resin fixation. - Being screw-in type, it is secured by friction, allowing for progression to the next step even before the resin hardens. - This product complies with the G4 standard of the Japan Sewage Works Association. *NETIS (New Technology Information System): Registration Number CB-240010-A*

• Manhole body
• Road facilities
• Interior construction

This is an environmentally friendly dry mortar aimed at reducing CO2 emissions based on the concept of carbon neutrality. By using fly ash and early-strength cement as the main components, it has achieved a reduction of 3.4 kg of CO2 per bag compared to the CO2 emissions from the production of conventional dry mortar cement. 【Features】 ■ Reduction of carbon dioxide emissions ■ Reuse of industrial waste ■ Formulation suitable for application with MAI pumps ■ Resistant to outflow from boreholes *For more details, please refer to the PDF document or feel free to contact us.

• Tunnel Materials
• Mortar and plaster materials

"C-Tite" is a capsule-type anchoring material for rock bolts, primarily composed of special cement. It can be used simply by immersion in water, without the need for mixing or pumping machinery. The "Standard Type (S)" achieves a compressive strength of over 10 N/mm² in 24 hours (working time: 40 minutes), while the "Quick Setting Type (Q)" achieves over 10 N/mm² in 3 hours (working time: 15 minutes). 【Features】 ■ Cement capsule type ■ Usable simply by immersion in water ■ Quick Setting Type (Q) is a rapid hardening type with early strength development ■ Strength development time (at 20°C) ・Standard Type (S): Achieves a compressive strength of over 10 N/mm² in 24 hours (working time: 40 minutes) ・Quick Setting Type (Q): Achieves a compressive strength of over 10 N/mm² in 3 hours (working time: 15 minutes) *For more details, please refer to the PDF document or feel free to contact us.

• Tunnel Materials

■High-rigidity drainage material for tunnel back surfaces born from TX sheets 【Features】 ● With sufficient compressive strength, it is expected to provide protection for the heads of rock bolts. ● The ribs processed throughout the sheet enhance water collection capability and create drainage spaces with the ribs, efficiently guiding inflow water. ● The triangular rib shape suppresses deformation due to concrete pouring pressure, allowing for expected water guidance capability even after concrete placement. ● It can be nailed with concrete nails (no need for a backing plate; it does not penetrate), and the ends have a double-sided wave shape, which is expected to provide a slip-resistant effect during installation. * Registered in the NETIS (New Technology Information System) of the Ministry of Land, Infrastructure, Transport and Tourism (KT-180093-A) * For more details, please refer to the PDF materials or feel free to contact us.

• Reinforcement and repair materials
• Special Construction Method

"Multi-functional" Friction-type Steel Pipe Expansion Lock Bolt ◎ Function (1) Water Drainage ■ After the expansion of the RPE lock bolt, applying additional water pressure releases the end cap, allowing it to be repurposed as a hollow water drainage bolt. ■ The drainage hose processes the spring water from the bolt hole directly as clean water. ◎ Function (2) Injection from the Tip ■ After the release of the end cap, it becomes a hollow bolt, enabling water-stopping injections, etc. (※ After the release of the end cap, it is possible to inject cement-based or resin-based materials using the hollow space.) ■ The water reduction effect from the water-stopping of the bolt hole can reduce the impact on water shortages associated with tunnel excavation. ※ For more details, please refer to the PDF document or feel free to contact us.

• Work tools
• Tunnel Materials

The "Rock Bolt Reinforcement Method" is a reinforcement method for existing tunnels tailored to the geological conditions of the surrounding ground. - It involves inserting steel materials deeper based on the slip surface of the soil mass, securing the entire steel structure with grout, and passively generating tensile forces in the steel as the ground deforms, thereby suppressing ground deformation and the occurrence of slipping. - This method effectively and economically reinforces tunnel linings with rock bolts, particularly in sandy and gravelly ground where conventional rock bolt installation has struggled to achieve anchoring strength. **Features** - **Saber EX**: A high-pressure water expansion type rock bolt for reinforcement that does not require an anchoring agent. This allows for simultaneous anchoring during installation, reducing the cycle time per bolt and enabling immediate strength development. - The bolts are treated with a high corrosion-resistant coating, contributing to the longevity of the tunnel and ensuring reliable ground retention effects. - **IBO ZAM**: A self-drilling rock bolt that allows for simultaneous drilling and bolt insertion, shortening the cycle time per bolt. - It features R32 threads rolled along its entire length, making it very easy to handle on-site. It is effective not only as a self-drilling bolt but also as an injection bolt utilizing its hollow structure. *For more details, please refer to the PDF document or feel free to contact us.*

• Reinforcement and repair materials
• Special Construction Method

- Adhesion strength: It can achieve a tensile force above the yield strength of the anchor bar with an effective length of 7 dα. - Curing performance: It cures in 24 hours due to the use of special cement. - Workability: Being in capsule form, simply immersing it in water ensures a constant water ratio, making the mixing process smooth. - Constructability: Due to its high viscosity, there is minimal sagging of the injected mortar during horizontal and upward construction. - Corrosion resistance: The entire surface of the anchor bar is covered with the anchor fixing material (mortar), providing excellent corrosion resistance. - Safety: As it primarily consists of cement mortar, it is non-combustible and does not contain harmful substances.

• Tunnel Materials
• Bridge Materials
• Road signs and road accessories

■NETIS Registration Number: KT-230095-A 【Features】 ■Strong Adhesive Power The adhesive layer is 300μm thick, allowing it to embed into concrete due to the anchoring effect. ■Visible Inspection of the Lining Surface The lining can be visually inspected through slits in the sheet, eliminating the need for equipment like microscopes. ■Easy Installation by Simply Peeling and Sticking No adhesive application process is required; just peel off the release film and stick it on. Repairs can be made with just the sheet and a cutter. ■Easy Cleaning with a High-Pressure Washer The interior has excellent cleaning recovery properties, allowing surface dirt to be removed with a standard household high-pressure washer. 【Value Provided by Gainatunnel Interior Sheet】 Unlike traditional interior construction, inspections for tile lifting, corrosion of fittings, and loosening of bolts are unnecessary.

• Tunnel Materials

The "Padem Sheet" adsorbs harmful substances (heavy metals) in the soil generated during tunnel excavation and construction work, preventing their outflow. The sheet is evenly filled with adsorbent material, and when laid manually, the adsorption layer is completed. Unlike conventional adsorption layer methods that require mixing soil and adsorbent material on-site or managing the quality of the adsorption layer, it achieves reduced construction work and stable quality. It can be cut and pasted to fit the terrain, making it easy to install even on slopes and complex terrains. The seams of the sheet can be welded together without gaps, providing a high outflow prevention effect. 【Features】 ■ Dimensions: Thickness 2mm × Width 1.5m × Length 20m. Can be efficiently laid over a wide area. ■ No heavy machinery is required during installation. Simply unroll the sheet manually. ■ Adsorbs harmful substances such as arsenic, selenium, lead, cadmium, and fluoride. ■ No concern about uneven distribution of the adsorbent material. *For more details, please refer to the materials. Feel free to contact us with any inquiries.

• Civil Engineering Sheet

By simply tightening with a dedicated driver, speedy installation from one side is possible. K nuts with anti-loosening features are used. Installation can be done without damaging the base material.

• others

Compared to conventional methods, the number of post-installed anchors can be reduced, and since roughening of the existing structure is unnecessary, noise, vibration, and dust can be minimized, allowing for construction while remaining in the building. By adjusting the number of post-installed anchors on the existing framework, reinforcement effects can be secured as needed. Due to the indirect connection with head-mounted studs, the lap length can be reliably secured, ensuring high quality. This method can also be used as a steel brace with openings.

• Vibration isolation, vibration control, and earthquake resistance construction
• Earthquake-resistant construction method

* NETIS Registration Number: HK-120037-VR * Quality standards compliant with the design and construction guidelines for backfill cavity injection in sheet pile method tunnels at NEXCO * Capable of long-distance pumping (Track record: 4,000m) The plastic grout material is non-air-based, allowing for long-distance pumping. * Construction possible at external plants Main materials and plasticizing materials (liquid) can be pumped from external plants, and the main materials do not harden alone for long periods, resulting in fewer troubles during pumping. * Environmentally friendly using recycled materials Utilizing fly ash contributes to effective resource utilization. * Ensuring high quality With high underwater non-separation properties, work in flowing water is easy, making it an ideal method for sites with groundwater, standing water, or flowing water. * Working environment The installation of plants externally and the liquid nature of the plastic materials result in minimal dust generation in the working environment inside the structure.

• Tunnel Materials

* Integrated nut washer * Flat surface of the washer * Sheet is less likely to be damaged * Pull-out test can be performed as is

• Tunnel Materials

■NETIS Number: KT-230046 Technology Name: Fiber Sheet Adhesive Method for Tunnel and Bridge Repair and Reinforcement "Gaina SH Sheet Board Method" * Reinforcement with a single-layer laminated fiber sheet using high-density carbon fiber (compared to conventional multi-layer). * Compared to our carbon fiber sheet method of overlapping, this method is expected to shorten construction time and reduce costs. * Lighter than our steel plate adhesive method. No anchor work is required due to adhesive application. Fewer processes are needed compared to our continuous fiber sheet method. * High strength allows for strip placement. Unfinished areas between strips can be visualized, enabling visual confirmation of crack progression after reinforcement. * High-performance impregnation agents ensure reliable impregnation, allowing for high-quality construction. * No specialized skills are required for application and impregnation work, making it easy to secure construction personnel. * As a fiber sheet adhesive method, partial construction and partial adhesion are possible. It is flexible, allowing for easy application in corners.

• Bridge Materials

At K.F.C. Co., Ltd., we handle preventive maintenance technology using anchors, known as the "Fail-Safe System." Our unique creation, the "Hawk Tie Wire Anchor Z," is a post-installed anchor that integrates the wire connection and the main body through a single molding process. It is suitable for fail-safe applications in disaster prevention equipment such as sprinklers and water supply pipes. Additionally, we offer the "Torsion Nut" to prevent human error. We also have the "Hawk Stopper Drill," which enhances the quality of construction during anchor installation. 【Product Lineup】 ■ Hawk Tie Wire Anchor Z Type I ■ Hawk Tie Wire Anchor Z Type II (with shackle) ■ Hawk Tie Wire Anchor Z Type III ■ Hawk Tie Wire Anchor CN (with shackle) ■ Hawk Kakutei Tie Wire Anchor (with shackle) ■ Tie Wire Coupling (stainless steel) ■ Hawk Kakutei Anchor ■ Safety Anchor ■ Torsion Nut K/ZK ■ Hawk Stopper Drill *For more details, please refer to the PDF document or feel free to contact us.

• Safety and consumables
• Work tools
• Work tools

The "Hawk Anchor Bolt" is a representative product of metal expansion screw anchors. It has minimal variation in strength and is widely used in general applications. After the anchor is installed and secured, tightening it sufficiently with the included nut allows the expansion part to expand in response, resulting in more stable strength. The lineup includes options such as electro-galvanized, stainless steel, and hot-dip galvanized finishes. We offer a wide variety of sizes. 【Features】 ■ Metal expansion screw anchor ■ Minimal variation in strength ■ Expansion part expands in response when sufficiently tightened with the included nut ■ Achieves more stable strength *For more details, please refer to the PDF materials or feel free to contact us.

• Safety and consumables
• Work tools
• Work tools

The "Safety Anchor" is a screw-type post-installed anchor that has two functions: preventing loosening and preventing falls. It uses a K nut for loosening prevention with the included nut, preventing loosening after tightening. The sleeve-driven design allows for follow-up expansion, making it safer. Additionally, even if nut loosening occurs, the nut will be stopped by the step of the bolt body. 【Features】 ■ The sleeve-driven design allows for follow-up expansion, making it safer. ■ It uses a K nut for loosening prevention with the included nut, preventing loosening after tightening. ■ Even if nut loosening occurs, the nut will be stopped by the step of the bolt body. *For more details, please refer to the PDF document or feel free to contact us.

• Safety and consumables
• Work tools
• Work tools

- Easy inspection can be performed just by striking. - Objective judgment is possible using impact force waveforms. - High-precision judgment is possible compared to conventional sound impact tests. - Data is saved with each strike, making record management easy.

• Civil Engineering Company

The (HAWK) Anchor Checker is a non-destructive testing device that can inspect and determine the bonding condition of post-installed anchors. It allows for inspection simply by placing the probe on the designated part of the anchor, making it a product that can be tested in a shorter time compared to pull-out tests. Additionally, while the sound testing method may yield varying results due to surrounding noise or the skill of the tester, the Anchor Checker establishes thresholds based on the measured values of anchors in good installation condition, ensuring consistent evaluations. (Note: This does not guarantee the pull-out resistance of post-installed anchors.) 【Features】 ■ Lightweight and Compact: It is lightweight and compact, allowing for space-saving inspections. ■ Non-destructive: Since inspection is conducted simply by placing the probe, it does not affect the anchor or the structure. ■ Easy Inspection: It does not require complex operations, enabling quick inspection and determination. ■ Fair Evaluation: It automatically performs quantitative assessments based on pre-set thresholds. *For more details, please download the PDF or contact us.

• Civil Engineering Company

NETIS registration number KT-220011-A The stopper function allows for drilling at a fixed depth. When the stopper reaches the concrete, drilling at the specified depth is completed. By providing a cushioning part, damage to the concrete section is prevented, while simultaneously reducing the impact on the operator.

• Tunnel construction

■NETIS Registered, Registration Number: KK-240048 ■High-strength aramid fibers reliably prevent the spalling of concrete pieces. This construction method aims to prevent the spalling of concrete pieces in concrete structures using GFRP shape retainers and high-strength aramid fiber mesh, ensuring the safety of users of the structures. *This meets the quality standards specified in the NEXCO Tunnel Construction Management Guidelines. 【Features】 The mesh part allows for visual inspection after construction. By using high-strength aramid, there is less alkali deterioration due to groundwater, and since it does not conduct electricity, it can also be applied in railway-related tunnels. Installation is quick and easy, as it only requires driving in strike anchors. Additionally, if any deformation is observed after construction, maintenance such as removing and reattaching the fixing screws can be easily performed. By using a locking K-nut with a friction ring (leaf spring), it provides a function to prevent detachment, enhancing safety. This locking K-nut meets NAS standards, which are specified as verification items during material approval by NEXCO.

• Renovation and repair methods

"MORSCHE" allows you to create mortar simply by soaking it in water. No measuring is required, and mixing is easy. It's perfect for tasks like bricklaying. It is suitable for pothole repairs and corner chip repairs. The color is a neutral gray tone. 【Features】 ■ Just soak in water ■ No measuring required ■ Easy mixing ■ Hands stay clean *For more details, please refer to the PDF document or feel free to contact us.

• Mortar and plaster materials

The "TX Sheet Method" uses a rigid polyethylene sheet (TX Sheet) to cover areas of water leakage in the lining concrete, allowing for linear or surface drainage. Due to its thin thickness of 4mm, including ribs, it can be installed without affecting tunnel accessories. Additionally, the rib effect on the back of the sheet forms a drainage layer, providing excellent drainage functionality. Anchoring can be performed over non-anchored materials, ensuring excellent workability, and it can be applied across differences in elevation such as corners and edges depending on the shape of the tunnel. 【Features】 ■ Excellent drainage effect The rib effect on the back of the sheet forms a drainage layer, resulting in superior drainage functionality. ■ No aging deterioration The sheet is highly resistant to chemicals, unaffected by acids, alkalis, or organic solvents, and has good weather resistance with no aging changes. ■ Installation possible after inspection and repair Depending on the deformation of the tunnel, the TX Sheet Method can be applied after inspection and reinforcement. ■ Excellent workability and cost-effective Using Hawk and KB anchors allows for anchoring over the secured materials, making it a highly workable and economical method.

• Renovation and repair methods

■NETIS Registered Registration Number: KK-240031 The "Gainamesh Method Type D" is a construction method designed to prevent water leakage and spalling from concrete structures. This method aims to prevent dripping of water leakage and spalling of concrete fragments in concrete structures, ensuring the safety of users of the structure. The rigidity of the shape-retaining band allows for easy installation on the curved surfaces of tunnels. Installation is quick and simple, requiring only the driving of anchors. 【Features】 ■ Effectively prevents water leakage and spalling from concrete structures ■ Easy to install, allowing for quick construction ■ Weather-resistant and alkali-resistant ■ Excellent durability with stainless steel anchors ■ Easy to remove and install, facilitating maintenance *For more details, please refer to the PDF document or feel free to contact us.

• Renovation and repair methods

The "RMA method" is a shear reinforcement method that allows for reinforcement without encroaching on the inner cross-section of continuous walls. It employs capsules containing premixed mortar as a bonding agent. This method enables construction using impact techniques for long or thick reinforcing bars, making it a post-installed method. Since there is no need for mortar mixing or the installation of injection holes on-site, special management is unnecessary. Reinforcement is carried out only for the insufficient shear capacity, allowing for a transition from shear failure-dominant to bending failure-dominant. 【Features】 ■ Drilling can be done with a small diameter and only once ■ No mixing on-site, maintaining consistent quality ■ Simple product composition and construction method, reducing construction time ■ Minimal interference with existing structural rebar, allowing for reduced re-drilling due to high stopping capability ■ A method that does not use large or special machinery, saving space *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method
• Sewerage facilities
• Earthquake-resistant construction method

The "Steel Plate Adhesive Method for Lining Repair" is a technique that allows for the economical and precise repair of aging tunnel lining concrete. By connecting steel plates of a specified length on-site using splice plates, anchoring them along the inner surface of the lining, injecting, and maintaining the lining with the rigidity of the steel, the required repair effect can be achieved simply by adjusting the installation pitch P1 and P2 of the steel plates. This compact construction method can be applied regardless of the site and allows for work to be carried out while the tunnel remains in use. 【Features】 ■ Maintains lining with the rigidity of steel ■ Achieves the required repair effect simply by adjusting the installation pitch of the steel plates ■ Compact construction that is not site-specific ■ Can be executed while the tunnel remains in use ■ Manual construction is possible from transportation to execution, eliminating the need for construction machinery *For more details, please refer to the PDF document or feel free to contact us.

• Renovation and repair methods

We would like to introduce the "Deca-gote joining machine" handled by KFC. While the standard hot-gun type joining machine has a hot-gun width of 26mm, our product has a hot-gun width of approximately 1.5 times larger at 41mm. This reduces the risk of the joining line derailing even when the joining line meanders during upward joining work on sheet scaffolding. 【Features】 ■ Hot-gun width is 41mm ■ Reduces the risk of the joining line derailing even when the joining line meanders during upward joining work on sheet scaffolding ■ With three rows of joining lines, it can improve joining quality *For more details, please refer to the PDF document or feel free to contact us.

• others

The "IBO-Z" is a hollow lock bolt with R32 threads rolled along its entire length, making it very easy to handle on-site. It is effective not only as a self-drilling bolt but also as an injection bolt utilizing its hollow design. Additionally, the use of ZAM significantly enhances its corrosion resistance. It is suitable for a wide range of applications, including pattern bolts, fore-poling, and tunnel repairs. 【Features】 ■ Pursues cost-effectiveness through bit selection based on the target ground. ■ Reduces cycle time by allowing drilling and bolt insertion to be performed simultaneously. ■ R32 rope threads rolled along the entire length ensure slime discharge performance and stable adhesion. ■ Adaptable to a wide range of applications. *For more details, please refer to the PDF materials or feel free to contact us.

• Work tools
• Safety and consumables

The "GPR method" is a groundbreaking repair technique that applies the technology of steel pipe expansion-type lock bolts to repair corroded parts of guardrail posts. It features simple work that does not require exploratory drilling and does not need special construction techniques. Additionally, the construction equipment is compact, and the work time per location is extremely high at just 10 to 20 minutes. [Features] ■ Adoption of highly corrosion-resistant plated materials ■ Simple construction that does not require special construction techniques ■ Instant repair from the inside of the post using expansion steel pipes ■ Speedy construction ■ No exploratory drilling required *For more details, please refer to the PDF materials or feel free to contact us.

• Special Construction Method
• Reinforcement and repair materials

This product is a waterproof material that combines flexibility, making it difficult for gaps to remain around the drainage materials of the back drainage work, despite being a multi-layer sheet. To extend the lifespan of the covering concrete, it ensures high drainage performance even after mortar filling, in preparation for increased water flow due to future fluctuations in groundwater levels or the creation of new water paths due to earthquakes. 【Features】 ■ Despite being a multi-layer sheet, it has flexibility and good workability for terminal processing. ■ A permeable layer is maintained even after mortar filling, ensuring high drainage performance. *For more details, please refer to the PDF document or feel free to contact us.

• Waterproof sheet
• Special Construction Method

"Micro piles" are small-diameter cast-in-place piles or embedded piles with a diameter of approximately 100 to 300 mm. Steel pipes are pulled in while drilling into the ground to the required depth, and if necessary, steel reinforcement materials such as rebar are inserted, followed by the injection of grout material to form the pile. This product also features a reliable coupler-type threaded joint that guarantees the full strength of high-strength steel pipes, along with nodules that enhance adhesion performance with grout material and an economical non-return valve. [Features] ■ Manufactured using electric resistance welding, resulting in excellent dimensional accuracy. * Depending on design conditions, the application of general structural carbon steel pipes (STK) is also possible. ■ Equipped with an economical and high-performance non-return valve, ensuring reliable grouting. ■ A menu for efficient construction tailored to the geological conditions of the site can be selected. * For more details, please refer to the PDF materials or feel free to contact us.

• Special Construction Method
• Pile and foundation work

■NETIS Registered Registration Number: CG-140001-VR ■By applying the ShieM (Seam)-CS sheet, which is laminated with a high barrier film and a lattice-like fiber sheet, this method simultaneously addresses "spalling prevention" and "deterioration prevention" for concrete. *NETIS Registration Number: CG-140001-VR *Quality standards compliant with NEXCO Tunnel Construction Management Guidelines 【Features】 ■Wetless Due to its four-layer structure, starting with a high barrier film, it has a "wetless structure" that prevents adhesive from permeating the sheet body or surface, allowing for immediate application of the topcoat after sheet adhesion, thus shortening the process. ■Handling While maintaining adequate strength, the sheet has been minimized in thickness to improve workability, making it easy to handle even for unskilled workers, enhancing construction efficiency, and allowing for one-day construction in small-scale projects. ■Excellent Workability By minimizing the thickness of the sheet while maintaining adequate strength, it can be applied even in sections including corners and edges. *For more details, please refer to the PDF document or feel free to contact us.

• Reinforcement and repair materials
• Renovation and repair methods

The "Egg Pack Drain" is a high drainage performance drainage material that has a proven track record in measures for groundwater treatment in underwater tunnels, where there are concerns about clogging in the water passage section. It is filled even in recessed areas, providing excellent pressure resistance and making it suitable for methods such as the "FILM method." Additionally, it is lightweight and flexible, which enhances its workability. 【Features】 ■ Large water passage area, making it difficult for clogging due to free lime and other substances ■ Joint sections only require overlapping by about two peaks, providing excellent workability ■ Made of HDPE (high-density polyethylene), it excels in chemical resistance, bacterial resistance, and impact resistance ■ Lightweight and flexible, enhancing workability *For more details, please refer to the PDF document or feel free to contact us.

• Drainage material

The "Hyper Panel Signal Sheet" is a high-performance waterproof sheet that combines high drainage performance, cushioning effects, and a signal layer that alerts to damage. By incorporating a signal layer into the waterproof layer, it has become easier to visually detect any damage. The long fiber non-woven fabric with a three-dimensional mesh structure has approximately 40 times the drainage performance compared to standard 3mm thick non-woven fabric. 【Features】 ■ Adoption of a signal layer in the waterproof layer ■ Signal layer that alerts to damage ■ Easy visual detection of damage *For more details, please refer to the PDF document or feel free to contact us.

• Waterproof sheet

The "Hyper Panel SP/SPG Sheet (IH Type)" is a waterproof material for electromagnetic induction welding with high drainage performance. By adopting a specially developed three-dimensional mesh structure for the new IH weld method, it achieves a strong and stable welding fixation strength while maintaining high drainage performance. As a result, it can be adapted for various applications, such as fixing the intermediate sections of wide sheets and securing the corners in box cutouts. 【Features】 ■ Adoption of a specially developed three-dimensional mesh structure for the new IH weld method ■ Achieves strong and stable welding fixation strength while maintaining high drainage performance ■ Can be adapted for various applications *For more details, please refer to the PDF document or feel free to contact us.

• Waterproof sheet

"Hybrid Fore-Piling" is a construction method that is expected to have a higher effect in suppressing the plasticization of surrounding ground. By placing small-diameter steel pipes from the upper part of the mirror section towards the top, it is possible to reinforce not only the "top section" that is reinforced by conventional fore-piling but also the "upper ground of the mirror surface," which has a high risk of collapse. [Features] - By increasing the overlap section, it can reinforce the surrounding ground over a wide area, including the mirror section. - Compared to conventional fore-piling, it has a higher effect in suppressing the plasticization of the ground. - By using small-diameter steel pipes (φ76.3), it is more economical than before. *For more details, please refer to the PDF materials or feel free to contact us.

• Work tools
• Special Construction Method

"FACESS" is a sliding coupler system for the long-length cut wing reinforcement tool "Me-fix." When a certain amount of load is applied, a mechanism is provided that allows the load to be released and slide in the axial direction. The dedicated coupler releases and slides under a load of 200kN to 300kN, and can then maintain a tensile strength of approximately 400kN. The sliding at that time allows for forward extrusion displacement, and effects such as damping and ground deformation following are expected. [Features] ■ A mechanism that allows the load to be released and slide in the axial direction when a load is applied ■ Maintains strength after sliding ■ Expected effects of damping and ground deformation following *For more details, please refer to the PDF materials or feel free to contact us.

• Subsidiary materials
• Work tools

"RBS-USR (Silica Resin)" is a rock solidification material developed for the improvement and modification of tunnel ceilings, faces, and slopes. It exhibits rapid strength development and demonstrates sufficient effectiveness even within limited improvement areas. Additionally, the solidified material is highly safe and has excellent flame retardant properties. It can be widely used in various applications, including the FIT method, fore-poling method, AGF method, and other auxiliary methods for tunnel excavation. 【Features】 ■ Rapid strength development ■ Sufficient effectiveness even in limited improvement areas ■ Solidified material is highly safe with excellent flame retardant properties ■ Widely applicable in various uses *For more details, please refer to the PDF document or feel free to contact us.

• Subsidiary materials
• Tunnel Materials

The "KFC Tightliner" is a high-performance geomembrane suitable for tunnel waterproofing work, featuring excellent workability in terms of followability, weldability, and damage resistance. The waterproof sheet material uses VLDPE (very low-density polyethylene), which has excellent followability, weldability, and damage resistance. Additionally, the white layer (signal layer) that is completely molded into the black waterproof sheet makes it easy to detect any damage to the sheet by exposing the internal black color in case the sheet gets scratched. 【Features】 ■ Excellent basic material for the water-tight waterproofing system ■ The sheet material uses VLDPE (very low-density polyethylene) with excellent followability, weldability, and damage resistance ■ The white signal layer makes it easy to detect damage to the sheet during construction ■ The backing cushioning material can be selected from a rich variety, ranging from long fiber non-woven fabric to highly permeable three-dimensional mesh *For more details, please refer to the PDF document or feel free to contact us.

• Waterproof sheet

The "Hyper Panel SS Sheet" is a waterproof sheet with cushioning material designed for NATM tunnels, equipped with functions that demonstrate excellent workability and construction effectiveness under harsh conditions. Since only non-woven fabric and intermediate backing tape are nailed, it can be installed without making holes in the waterproof sheet. The waterproof sheet made of EVA resin, which has excellent elongation properties, is point-bonded to the non-woven fabric, which serves as the backing cushion. This ensures that the elongation properties of each material are not compromised, providing excellent conformity to the irregularities of the sprayed concrete surface. 【Features】 ■ High waterproofing performance ■ Excellent drainage performance ■ Excellent conformity ■ Excellent damage resistance ■ Excellent workability *For more details, please refer to the PDF document or feel free to contact us.

• Waterproof sheet

The "Fit Liner Type-S" is a waterproof sheet for tunnels that has been specially processed on the surface of an EVA sheet (thickness 0.8mm) to chemically bond with fresh concrete. It was developed for drainage-type tunnels to prevent the interface between the waterproof sheet and the lining concrete from becoming a water path, thus preventing water leakage from the lining. The surface of the black sheet has a white layer that acts as an interlayer, allowing any damage to the waterproof sheet during construction to reveal the black color of the damaged area within the white surface, providing a signal layer function that makes it easy to visually detect damage. 【Features】 ■ Developed for drainage-type tunnels to prevent water leakage from the lining ■ Signal layer function that makes it easy to visually detect damage ■ Effective in areas where manual welding using hot air is frequently used, increasing the risk of water leakage *For more details, please refer to the PDF document or feel free to contact us.

• Waterproof sheet