日本原料 List of Products and Services

In response to customer inquiries about whether it is possible to introduce a chiffon washing technology that does not require filter media replacement into common filtration systems, we have developed the "Chiffon Washing System (SWS)." By simply attaching it to existing filtration systems, the chiffon washing function is added. It offers excellent cost performance, stabilizes water quality, reduces maintenance costs, and contributes to the global environment.

• Water Treatment
• Water Treatment Plant

We would like to introduce our "slow/fast filtration sand" that we handle. The filtration material for water supply made from Japanese raw materials is certified by the Japan Water Works Association (JWWA). According to the Japan Water Works Association standard (JWWA A 103:2006-2), "Filtration sand must enable stable and efficient filtration and washing in filtration ponds, and must conform to the specifications for main components, quality (physical properties), and quality (leachability)." 【Quality Specifications (Partial)】 <Physical Properties> ■ Cleaning turbidity [degrees]: 30 or less ■ Density [g/cm3]: 2.57 to 2.67 ■ Loss on ignition [%]: 1.3 or less ■ Abrasion rate [%]: 3.0 or less ■ Hydrochloric acid solubility [%]: 3.5 or less *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

The structure of "activated carbon" is said to be formed by the aggregation of graphite-like crystals. In the amorphous portions between the crystals, pores exist, and the size and shape of these pores vary depending on the raw materials and activation conditions. Our company offers a wide range of grades, allowing us to select the appropriate grade based on the quality of the raw water, the quality of the treated water, as well as the current treatment conditions and costs. 【Features】 ■ Uses high-quality lime (with ash content less than 1%) ■ Provides different brands with varying particle sizes and pore distributions to suit applications ■ Minimal degradation from regeneration ■ Also offers activated carbon for gas phase applications *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

"Filtration gravel" is extremely important not only for preventing filtration sand from entering the collection device but also for serving as a support layer and evenly performing backwashing (only in rapid filtration ponds). Our products are manually sorted to remove flat, fragile, and broken pieces, as well as shells, ensuring that we consistently ship high-quality rounded gravel. As a result, it is possible to maximize the effectiveness of the filtration material and minimize issues such as unevenness associated with filtration. 【Features】 ■ Inspected at our partner organization, Japan Filtration Sand Research Institute, before shipment ■ Only filtration materials that meet the A-103:2004 standard are shipped ■ "Okinawa gravel" is used as a substitute for river gravel ■ Sifting, washing, and foreign matter removal are performed to manufacture according to customer-specified sizes ■ An additional process to remove flat gravel, shells, crushed stone, and other foreign matter is included in the production process *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

"Manganese sand" is a filtration material that has the ability to remove manganese dissolved in water. It can remove the black color caused by manganese. Since its specific gravity is almost the same as that of filtration sand, there is little need to change the flow rate settings for backwashing and other processes even when replacing filtration sand with this product. Additionally, products that have lost their manganese removal capability can have their ability restored through treatment with sodium hypochlorite. 【Features】 ■ Has the ability to remove manganese dissolved in water ■ Can remove black color caused by manganese ■ A filtration material coated with manganese, based on filtration sand ■ Since its specific gravity is almost the same as that of filtration sand, there is little need to change the flow rate settings for backwashing and other processes when replacing filtration sand with manganese sand *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

The "New Color Cutter Light" is a manganese dioxide filter medium with a high oxidation degree, which enhances the decolorization ability of the conventional "Color Cutter L." Unlike activated carbon, the removal method acts as an oxidation catalyst for humic substances in the presence of chlorine, allowing for long-lasting removal capability. The removal of humic substances with this product involves the decomposition of color, resulting in no generation of suspended solids (SS), and it does not clog, so backwashing is only needed about once or twice a week. 【Features】 ■ For the removal of humic substances (organic colored water) from groundwater ■ Manganese dioxide filter medium with a high oxidation degree ■ Acts as an oxidation catalyst for humic substances in the presence of chlorine ■ No generation of SS due to the decomposition of color in humic substance removal ■ Does not clog, so backwashing is only needed about once or twice a week *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

The "Ceramic GT" is a filtration material that excels in adsorption due to its countless breathable pores. It can be used for a variety of applications because it is available in two different densities. In addition to being used as a filtration material in filtration systems for pools, baths, aquariums, and cooling towers, it is also utilized in a wide range of fields such as wall filling materials and horticultural fertilizers. It consistently demonstrates high effectiveness in adsorbing substances such as odors, colors, and ammonia nitrogen. 【Features】 ■ Excels in adsorption due to its countless breathable pores ■ Excellent thermal insulation, fire resistance, and water retention ■ Can be used for a variety of applications due to its availability in two different densities *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

The "Zebra Layer" is a specialized filtration material for our water treatment devices, including the chiffon tank and mobile chiffon tank. Currently, the multi-layer filtration system has a clean stratification of layers after backwashing, and turbidity is captured only at two points: the surface layer of anthracite and the boundary between anthracite and filtration sand, while the intermediate anthracite layer hardly functions. To activate the anthracite and increase the turbidity capture amount, we developed this product, which forms anthracite and filtration sand into zebra-like layers. 【Features】 ■ Disperses turbidity within the anthracite layer ■ Increases turbidity capture amount ■ Reduces costs of backwash water ■ Improves treatment capacity simply by replacing the filtration material *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

"Shamott" is a filter material that excels in thermal insulation, fire resistance, and water retention. Due to its surface having breathable pores, it has the ability to adsorb organic substances, and it is lightweight (natural silica), which can reduce the amount of water used for backwashing. Additionally, in conjunction with the above features, we also offer "hardened shamott," which strengthens the surface of the filter material through hardening. Compared to those that are not hardened, it generates less fine powder and has a quicker startup. 【Features】 ■ Has the ability to adsorb organic substances due to its surface having breathable pores ■ Excellent thermal insulation, fire resistance, and water retention ■ Lightweight (natural silica), can reduce the amount of water used for backwashing ■ Used as a filter material for pools and bathing facilities *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

The "Chlorine Cutter Mn" is a product that enables manganese removal treatment using the oxidizing power of the filter material without the use of chlorine. It requires regular regeneration with a regenerating agent, but it has excellent manganese removal capability, and its practicality has been confirmed through long-term evaluation experiments. Additionally, the manganese removal capability is not affected by residual chlorine concentration or the form of residual chlorine (free chlorine, combined chlorine), as seen in contact oxidation methods. 【Features】 ■ Reduces chlorate and bromate ■ Reduces the running costs of chemicals ■ No need for residual chlorine management ■ Practicality confirmed through long-term evaluation experiments ■ Enables manganese removal treatment using the oxidizing power of the filter material without the use of chlorine *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

The "Chlorine Cutter Fe" is a filtration material that uses oxygen in the air as an oxidizing agent and removes iron through the catalytic action of the filter medium (contact oxidation method). By combining this treatment method with the manganese removal filter "Chlorine Cutter Mn," it is possible to achieve iron and manganese removal without using chlorine. Since chlorine is not used, there is no generation of chloric acid, bromic acid, trihalomethanes, etc., and there are no running costs for chemicals. 【Features】 ■ Iron oxidation uses oxygen in the air ■ No generation of chloric acid, bromic acid, trihalomethanes, etc., as chlorine is not used ■ No running costs for chemicals *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

The "0.6 Interceptor" is a filtration material developed with the aim of significantly improving the turbidity capture amount and backwash efficiency in rapid filtration ponds. It manufactures filtration sand based on a new concept of capturing turbidity in three dimensions (layers) rather than just on the surface. Without modifying existing equipment, it allows for a maximum of twice the processing capacity simply by replacing the filtration material, and it also contributes to the reduction of electricity consumption for filtration pumps and backwash pumps due to the increased turbidity capture amount. 【Features】 ■ Reduction in backwash frequency and extension of filtration duration ■ Significant reduction in backwash water ■ Downsizing of wastewater treatment facilities ■ Improved filtration efficiency (reduction in operation and maintenance costs) ■ Stable quality of filtered water *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

"Anthracite" is a type of smokeless coal that has been crushed into granules, and our product is made from granulated and washed Hong Gai coal sourced from northern Vietnam. Due to its characteristics of low density and high porosity compared to filter sand, it is used in the upper layers of multi-layer and multi-stage filtration. By reducing the burden on the sand layer, it is possible to extend the filtration duration, allowing for an increase in processing capacity and enabling the miniaturization of equipment. [Features] - Due to its low density, surface cleaning and backwashing can be performed with a small amount of water. - Prevents rapid filtration blockage caused by algae with the high porosity of anthracite. - Reduces the burden on the sand layer by filtering out coarse materials such as algae and flocs. - By alleviating the burden on the sand layer, it is possible to extend the filtration duration. - Can increase filtration speed and reduce the frequency of backwashing. *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

"M Ceramic" is a filtration material used for the removal of iron and manganese. It has a highly porous structure with a very large surface area, and the surface of this base material is coated with a strongly oxidizing film of MnO2·H2O through a special processing. It has a higher manganese removal capability than manganese sand and allows for high flow rate filtration. We also offer a manganese removal filtration material called "G Ceramic," which has different physical properties from this product, allowing for selection based on raw water quality and target values for treated water. 【Features】 ■ Capable of removing black color caused by manganese ■ Filtration material based on firebrick, coated with manganese ■ With a bulk density of 1.05, it allows for multi-layer filtration with anthracite (bulk specific gravity: 0.75) ■ Exhibits high manganese removal capability regardless of single or multi-layer filtration ■ Due to its large specific surface area and wide contact area with filtered water, it can achieve faster filtration rates *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

"G Ceramic" is a filtration material that has the ability to remove manganese dissolved in water. With a bulk density of 0.75, it is lightweight, resulting in a high expansion rate during backwashing, which allows for a reduction in the amount of water used for backwashing. Additionally, its large specific surface area provides a wide contact area with the filtered water, enabling faster filtration rates. 【Features】 ■ Removes black color caused by manganese ■ Made with chamotte as the base material, coated with manganese ■ Exhibits high manganese removal capability ■ Lightweight with a bulk density of 0.75 ■ Large specific surface area *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

The "Fully Automatic Dust Removal Machine" is ideal for eliminating debris, which is essential for the operational management of pump systems in sewage, agricultural and industrial water, power plants, and industrial wastewater treatment facilities. Specifications such as the mesh size of the screen are determined according to the type of debris, terrain, and conditions of the waterway, allowing for installation in any existing location using a "constant water method." It operates quietly, alleviating concerns about noise issues in urban areas. 【Features】 ■ Completely captures various sizes of debris (driftwood, fallen leaves, small fish, etc.) with a net screen ■ Large debris such as plastic containers can also be scooped up with a bucket ■ Various automatic operations are possible with an automatic control device ■ Can be easily installed above junctions in water pipes and conduits ■ Usable in cold regions ■ Maintenance can be performed as needed *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems
• Water Treatment Plant
• Garbage disposal, central dust collection, laundry, compressor

The high turbidity water treatment device "PRE SIPHON" is a pre-treatment device for chiffon tanks and mobile chiffon tanks during high turbidity conditions. It can process raw water with turbidity levels up to 1000 degrees, making it effective even in unstable surface water conditions or disaster sites. It is also capable of functioning in situations where a coagulation sedimentation tank cannot be installed in a limited space. Please feel free to consult us when you need assistance. 【Features】 ■ Compatible with raw water turbidity levels of 100 to 1000 degrees ■ Processes raw water with turbidity levels above 100 degrees at LV30 ■ Capable of functioning in limited spaces where a coagulation sedimentation tank cannot be installed *For more details, please refer to the PDF materials or feel free to contact us.

• Water treatment technology and systems
• Water Treatment Plant
• Turbid water and muddy water treatment machines

The "Activated Carbon Chiffon Tank" can significantly extend the replacement life of activated carbon due to its prevention of carbon adhesion and the peeling effect of the coating on the activated carbon surface. Backwashing serves only as a rinsing function, allowing for a substantial reduction in the volume of backwash water. Additionally, it contributes to ISO 14000 efforts and helps reduce energy consumption and dust during the production of regenerated or new carbon. 【Features】 ■ Significant extension of activated carbon life ■ Peels off impurities, eliminating the need for pre-filtration sand filters ■ Reduction of backwash water volume ■ Consideration for environmental issues such as ISO 14000 *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems
• Water Treatment Plant
• Water Treatment

The "Mobile (Portable) Chiffon Tank" incorporates our unique "Chiffon (Rubbing Wash) Cleaning," which allows the filtration material to always remain clean and ensures stable water quality. It requires no replacement of the filtration material or maintenance after installation, yet can treat any source water. The backwash water volume can be significantly reduced compared to conventional filtration systems, allowing for effective use of the produced water. Additionally, it is possible to select filtration materials tailored to the source water quality, enabling the immediate supply of clean water after installation (Track record: meets drinking water comfort quality standards of 0.1 degrees or lower). 【Features】 ■ The filtration material is kept clean, maintaining stable water quality at all times. ■ Compact design with comprehensive equipment. ■ Replacement of filtration material is generally unnecessary. ■ Backwash water volume can be significantly reduced. *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems

The "Hyper Tank" achieves top-class well water treatment through high-quality filtration materials. Our company is well-versed in the properties of substances to be removed, such as iron, manganese, and natural organic colored water (humic substances), and we can propose suitable filtration materials and filtration layer configurations. All contact parts are made of SUS304, ensuring excellent durability. Additionally, it can handle high flow rates of up to 25m³/h and can treat high-concentration iron exceeding 10mg/L in a single tower. 【Features】 ■ Advanced water treatment using a combination of suitable filtration materials ■ Large treatment water volume obtained with a small tank ■ Capable of treating high-concentration iron exceeding 10mg/L in a single tower ■ Backwash water volume can be reduced to 2/3 to 1/2 compared to conventional types ■ Installation space is smaller than conventional types, making it suitable for installation in narrow spaces *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems
• Water Treatment Plant
• Water Treatment

"Chiffon Harmony" is a revolutionary well water treatment device that allows for two processes with one filtration unit. The filtration material for turbidity removal (anthracite) is kept in a clean state at all times because it undergoes a scrubbing wash with an external filtration material cleaning device during backwashing. Additionally, the filtration unit, front piping, control panel, and ancillary pumps are all contained within one tower, significantly reducing initial investment costs. The space required for installation is also limited to that of one tower, enabling overall compactness of the equipment. [Features] - Capable of turbidity removal, iron removal, manganese removal, and color removal with one filtration unit - Keeps the turbidity removal filtration material in a clean state at all times - Extends the life of the color removal filtration material - Reduces the space and initial investment for equipment - Significantly lowers running costs *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems
• Water Treatment Plant
• Water Treatment

We have developed a filtration device called "Chiffon Tank" that allows for consistently stable filtered water quality without the need to replace the filtration material. The filtration material inside this product is always kept in a clean state, so only a small amount of supplementary sand is required, and there is no need for any replacement of the filtration material. By completely detaching the hard, adhered turbidity through chiffon cleaning and performing backwashing solely for the purpose of rinsing that turbidity, it is possible to significantly reduce the amount of backwash water compared to conventional filtration devices. 【Features】 ■ Dramatically reduced maintenance costs ■ Contributes to zero emissions ■ Significantly lowers water quality maintenance costs ■ Supports wastewater treatment ■ The chiffon screw part is cartridge-type, making maintenance of the tank itself easy *For more details, please refer to the PDF materials or feel free to contact us.

• Water treatment technology and systems
• Water Treatment Plant
• Water Treatment

This document explains the testing of filtration materials in use based on the Japan Water Works Association standard JWWA A103. It includes tests such as the "sieving test," "cleaning turbidity test," "adhered material turbidity test," and "quantitative test for adhered metal substances." We continue to conduct tests in accordance with the regulations established in 1988 under JWWA A103-1988. However, regarding the standard solution for turbidity measurement, we have changed from the previously used kaolin suspension to a polystyrene particle suspension for calibration due to revisions in water quality standards. [Contents (partial)] ■ Sieving test ■ Cleaning turbidity test ■ Adhered material turbidity test ■ Adhered material sludge volume test ■ Quantitative test for adhered metal substances *For more details, please refer to the PDF document or feel free to contact us.

• Water treatment technology and systems
• Water Treatment Plant

The "High-Speed Screening and Washing Sand Machine" is a completely innovative machine developed by our company, which specializes in filtration sand, bringing together our technical expertise and significantly enhancing washing and screening capabilities. The sand washing machine with a stirring mechanism can consistently wash the sludge components of the filtered sand extracted from the filtration pond and sort by particle size. Improvements in the stirring and washing process have strengthened the separation and washing capabilities of sludge materials. 【Features】 ■ Washes off sludge and other contaminants from the sand ■ The screening function allows for the removal of fine sand and gravel mixed with filtered sand, generated by crushing and melting processes ■ The washed sand can be adjusted to the desired particle size using mesh screens ■ The automatic continuous processing by the ejector allows one operator to manage the operation ■ Not only fixed installation but also mobile specifications that do not require a specific location are available *For more details, please refer to the PDF document or feel free to contact us.

• Water Treatment Plant
• Water treatment technology and systems
• Turbid water and muddy water treatment machines

The "Chiffon-type Filtration Sand Washing Machine" can clean to a turbidity level of 30 degrees or below (JWWA A103 standard), comparable to new sand, as it removes even adhering substances. It is possible to maintain the particle size without breaking it down, and to adjust the effective diameter and uniformity coefficient. Excess sludge and manganese layers are stripped away, leaving only the ideal manganese layer. As a measure against Cryptosporidium, it contributes to the guideline set by the Ministry of Health, Labour and Welfare to "maintain the turbidity of filtered water below 0.1 degrees." 【Features】 ■ Avoidance and reduction of sludge detachment phenomena are possible. ■ By returning the specific gravity to its original heavy state, it significantly reduces sand outflow. ■ By cleaning to a selection standard value comparable to new sand through chiffon washing, the reuse of outflow sand becomes feasible. ■ By reducing and reusing outflow sand, it is possible to significantly decrease waste. *For more details, please refer to the PDF document or feel free to contact us.

• Water Treatment Plant
• Water treatment technology and systems
• Turbid water and muddy water treatment machines

We have developed a "cleaning device and process" that applies "chiffon cleaning" to achieve a turbidity of 2 degrees or less in the washing wastewater of slow sand filtration and scraped sand. The "Chiffon Under 2" can clean the scraped filtration sand to a condition comparable to new sand, realizing a reduction in processing time and water usage. Additionally, the cleaning process is divided into three main stages and can be operated automatically. 【Features】 ■ Achieves a washing wastewater turbidity of 0 degrees for scraped sand from slow sand filtration ponds (demonstration experiments conducted by our company) ■ Capable of cleaning scraped filtration sand to a condition comparable to new sand ■ Realizes a reduction in processing time and water usage ■ Meets guideline values based on measures against Cryptosporidium and others *For more details, please refer to the PDF document or feel free to contact us.

• Water Treatment Plant
• Water treatment technology and systems
• Turbid water and muddy water treatment machines

We have developed a new filtration pond maintenance management system that incorporates the "Chiffon Cleaning" technology, which can remove only the dirt attached to the filtration material without crushing the filtration material itself in a short time. The "Chiffon K3 System" works by extracting a certain amount of filtration material from the rapid filtration pond at the water purification plant during each backwashing, transporting it to the Chiffon K3 cleaning machine for chiffon (rubbing) cleaning, and then returning it to the filtration pond. By regularly performing chiffon cleaning during each backwash, it has become possible to remove turbidity and residual sludge (such as mud balls) that could not be cleaned by previous surface cleaning or backwashing methods. 【Features】 - It can avoid sludge detachment phenomena, allowing for stable water quality. - The turbidity of the filtered water is reduced, contributing to measures against Cryptosporidium. - It prevents the reduction of filtration layer thickness. - It maintains an ideal manganese layer while retaining manganese treatment capacity. *For more details, please refer to the PDF document or feel free to contact us.

• Water Treatment
• Water Treatment Plant
• Water treatment technology and systems