新居浜鉄工所 List of Products and Services

We would like to introduce our "Food Waste Biomass Crusher." It is suitable for a closed transport line configuration, such as for pretreatment in biogas power plants, and it maintains a distance between the shaft seal and bearings to prevent damage to the bearings from leachate. Additionally, the crushing chamber has a sealed structure to prevent odor leakage. We will be exhibiting at the "BIOMASS EXPO" held at Tokyo Big Sight from February 19, 2025 (Wednesday)! We sincerely look forward to your visit. 【Features】 ■ Suitable for crushers in closed food waste processing lines ■ Enhanced measures to prevent leachate from entering bearings ■ Blade replacement can be done on-site ■ Energy-saving and powerful drive with inverter control *For more details, please refer to the related links or feel free to contact us.

• Waste treatment facility

Our "Dual-Axis Crusher" is a domestically produced crushing machine that achieves high crushing power and low running costs through electric and inverter technology. Its highly efficient crushing mechanism contributes to the reduction of various types of waste. Additionally, by reusing the crushed materials as recycled materials, it supports the realization of a sustainable circular society. It is suitable for use in factories and the recycling industry aiming for waste reduction. 【Features】 ■ High crushing power with electric drive ■ Economical with low running costs ■ Capable of handling diverse waste ■ Contributes to the promotion of recycling cycles ■ Reliability and support unique to domestic equipment *For more details, please download the PDF or feel free to contact us.

• Crane and others

Our "Dual-Axis Crusher" is a domestically produced crushing machine that achieves high crushing power and low running costs through electric and inverter technology. Its highly efficient crushing mechanism contributes to the reduction of various types of waste. Additionally, by reusing the crushed materials as recycled materials, it supports the realization of a sustainable circular society. It is suitable for use in factories and the recycling industry aiming for waste reduction. 【Features】 ■ High crushing power with electric drive ■ Economical with low running costs ■ Capable of handling diverse waste ■ Contributes to the promotion of recycling cycles ■ Reliability and support unique to domestic equipment *For more details, please refer to the materials. Feel free to contact us with any inquiries.

• Crane and others

We are introducing a video showing the crushing of "drums" using our crusher. Please be sure to watch the YouTube video in the middle of the page. <Introduction to the Crusher> The "Lion Shredder Evolution" is a crusher that synchronously drives two motors with an inverter, automatically reducing the blade speed to increase torque during overload. Powerful power is safely controlled by the Lion Power on Demand Drive System (LPDS). The operation is quick with no waiting time even during reverse. 【Features】 ■ Comparable crushing power to hydraulic systems, but maintenance costs are similar to electric crushers. ■ Minimal effort required for daily inspections, and initial investment and maintenance costs are lower compared to hydraulic systems. ■ It enters standby mode when there are no crushed materials for a certain period, saving electricity costs. ■ Balances power and eco-friendliness. *For more details, please download the PDF or feel free to contact us.

• Rock drills, demolition machines, and excavators

We are introducing a video showcasing the crushing of "food waste" using our crusher. Please be sure to watch the YouTube video in the middle of the page. <Introduction to the Crusher> The "Lion Shredder NSB-151" is an energy-efficient and powerful biomass crusher for food waste, controlled by an inverter. The comb teeth can be easily maintained with an external extraction method. The distance between the shaft seal and the bearing prevents damage to the bearings from juice leakage. 【Features】 ■ Suitable for crushers in sealed food waste processing lines ■ Enhanced measures to prevent juice from entering the bearings ■ Blade replacement can be done on-site ■ Energy-efficient and powerful drive with inverter control *For more details, please download the PDF or feel free to contact us.

• Rock drills, demolition machines, and excavators

We are introducing a video that shows the crushing of "nets" using our crusher. Please take a look at the YouTube video in the middle of the page. <Introduction to the Crusher> The "LION NST-222-VC" is a crusher that can control the direction and speed of the low-speed shaft's rotation (vectoring) to prevent the high-speed shaft from stopping due to overload. It is capable of crushing difficult materials such as ropes and fishing nets. The main materials used are special steel, alloy steel, and SS400, and the high-speed and low-speed shafts can be switched alternately. 【Features】 ■ Equipped with cutter vectoring mode ■ Capable of crushing difficult materials such as ropes and fishing nets ■ Normal mode prioritizes processing volume for regular crushing materials *For more details, please download the PDF or feel free to contact us.

• Rock drills, demolition machines, and excavators

We are introducing a video showing the crushing of "iron cutting powder" using our crusher. Please take a look at the YouTube video in the middle of the page. <Introduction to the Crusher> The "Lion Shredder Evo" is a crushing machine that safely controls powerful power with the Lion Power On-Demand Drive System. Two motors are synchronized with an inverter, and during overload, the blade speed is automatically reduced to increase torque. The reverse rotation has been significantly reduced compared to conventional models. Additionally, there is no waiting time during reverse operation, and it operates quickly. When there is no crushing for a certain period, it detects the current, reduces the crushing speed, and switches to "standby mode." 【Features】 ■ Extremely high energy efficiency, economical, and environmentally friendly electric drive ■ Achieves powerful crushing force through a combination of hexagonal shafts and claw numbers ■ Low noise and low vibration, eliminating the need for secondary measures such as soundproofing ■ With powerful Lion Drive, there is less reverse rotation due to overload ■ The crushing blades have a structure that allows for on-site replacement, making maintenance and management easy and low-cost in a short time *For more details, please download the PDF or feel free to contact us.

• others

Our "Dual-axis Crusher" is a domestically produced crushing machine that achieves high crushing power and low running costs through electric and inverter technology. Its highly efficient crushing mechanism contributes to the reduction of various types of waste. Additionally, by reusing the crushed materials as recycled materials, it supports the realization of a sustainable circular society. It is suitable for use in factories and the recycling industry aiming for waste reduction. 【Features】 ■ High crushing power with electric drive ■ Economical with low running costs ■ Capable of handling diverse waste ■ Contributes to the promotion of recycling cycles ■ Reliability and support unique to domestic equipment *For more details, please refer to the materials. Feel free to contact us with any inquiries.

• Crane and others

This catalog introduces the "crushers" that our company handles. Starting with the "Lion Shredder," which demonstrates high energy efficiency, we also feature the highly durable "crushing blades," along with photos of crushing examples. Additionally, we introduce other products such as "belt conveyor systems," "apron conveyors," and "trommel rotary screening machines," so please take a moment to read through it. 【Featured Products (Partial)】 ■ Lion Shredder ■ Crushing Blades ■ Lion Shredder Evo ■ Belt Conveyor Systems ■ Apron Conveyors *For more details, please refer to the PDF document or feel free to contact us.

• Rock drills, demolition machines, and excavators

The NSB-151 is a biomass shredder suitable for closed-line configurations, such as the pretreatment of biogas power plant feedstock. It features a design that maintains a distance between the shaft seal and bearings to prevent damage from leachate. The shredding chamber is sealed to prevent odor leakage, and the comb teeth can be easily removed for maintenance from the outside. **Features** - Ideal for shredders in closed food waste processing lines - Enhanced measures to prevent leachate intrusion into bearings - Blade replacement can be done on-site - Energy-saving and powerful drive with inverter control *For more details, please refer to the PDF materials or feel free to contact us.*

• Waste treatment facility

The "NST-222-VC" is a two-axis crusher equipped with a cutter vectoring mode. To prevent the high-speed axis from stopping due to overload, the direction and speed of the low-speed axis rotation are controlled (vectoring). The high-speed and low-speed axes can be switched alternately. Please feel free to consult us when you need assistance. 【Features】 ■ Equipped with cutter vectoring mode ■ Capable of crushing difficult materials such as ropes and fishing nets ■ Normal mode prioritizes processing capacity for regular materials *For more details, please refer to the PDF document or feel free to contact us.

• Waste treatment facilities

The "NSL-1500/2000/2500" is a single-shaft crusher capable of handling a wide range of materials with powerful torque. Equipped with a torque-limiting clutch, it detects uncrushable objects such as iron blocks, and the clutch disengages to prevent damage to the machine. It features one-touch automatic start and stop, providing machine protection functions in response to changes in operating conditions. 【Features】 ■ Equipped with a screen for uniform discharge size ■ Excellent efficiency and high output ■ Hydraulic-driven inspection door for easy inspection and repair work ■ Suitable for the production of fixed fuel, fluff fuel, etc. *For more details, please refer to the PDF document or feel free to contact us.

• Garbage disposal, central dust collection, laundry, compressor

The N4S-222 is a four-axis shredder for general recycling purposes. Due to its low-speed operation, it produces minimal vibration and can crush materials across a wide range of applications. It repeatedly shreds materials until they are smaller than the screen dimensions, allowing for particle size adjustment. Additionally, when the screen is removed, it can be used for coarse shredding like a two-axis shredder. 【Features】 ■ Efficiently shreds hard materials ■ Sturdy and compact machine structure for space-saving ■ Capable of shredding to a uniform particle size with the screen ■ Easy to attach and detach the screen according to application needs *For more details, please refer to the PDF document or feel free to contact us.

• Dismantling equipment and parts

The "NS-LOG Remote Management System" is a product that can display various data from the crusher in almost real-time. Since both our company and the customer can view it simultaneously, error details can be shared, allowing for prompt responses. In the case of minor failures like thermal trips, we can provide accurate recovery methods that the customer can implement. Additionally, we will report changes in the machine through regular reports and offer maintenance suggestions from our company. 【Features】 ■ It is possible to monitor the status of the crusher with a customer-specific account (data is updated every minute). ■ Since both our company and the customer can view it simultaneously, error details can be shared, allowing for prompt responses. ■ We will report changes in the machine through regular reports and offer maintenance suggestions from our company. *For more details, please refer to the related links or feel free to contact us.

• Security cameras and surveillance systems

The "MEGA Lion" is a super electric large crusher capable of torque control, rotation control, and frequent start-stop operations. With "LPDS" control that reduces speed to increase torque, it can persistently crush difficult-to-crush materials. Despite being a large crusher, the starting current has been significantly reduced. Additionally, with all domestic components, planned maintenance is possible, and in the event of a failure, downtime is minimal. 【Features】 ■ Capable of torque control, rotation control, and frequent start-stop operations ■ Persistently crushes difficult-to-crush materials with "LPDS" control that reduces speed to increase torque ■ Faithfully scaled up from the reliable and proven Lion Shredder ■ Soft start with an inverter, leading to a longer machine lifespan ■ Despite being a large crusher, the starting current has been significantly reduced *For more details, please refer to the related links or feel free to contact us.

• Waste treatment facility

We would like to introduce our "Food Waste Biomass Crusher," which we handle. It is suitable for a closed transport line configuration, such as for pretreatment in biogas power plants. The distance between the shaft seal and bearings prevents damage to the bearings from waste liquid. Additionally, the crushing chamber has a sealed structure that prevents odor leakage. We will be exhibiting at the "International Biomass Expo," held at Tokyo Big Sight, where various products and technologies from biomass fuel to power generation systems and thermal utilization technologies will be showcased. We sincerely look forward to your visit. 【Features】 ■ Suitable for crushers in closed food waste processing lines ■ Enhanced measures to prevent waste liquid from entering bearings ■ Blade replacement possible on-site ■ Energy-saving and powerful drive with inverter control *For more details, please refer to the related links or feel free to contact us.

• Waste treatment facility

Our company designs its own recycling line that combines crushing and sorting processes. Currently, we cater to the increasing needs for construction waste processing and recycling applications. Depending on your desired specifications, we propose the optimal sorting line with various combinations of crushers, magnetic separators, trommels, manual sorting lines, vibrating screens, air classifiers, optical sorters, and more. Please feel free to contact us when you need our services. 【Features】 ■ Supports applications for construction waste processing and recycling ■ Proposes the optimal sorting line with various combinations of crushers, magnetic separators, trommels, manual sorting lines, vibrating screens, air classifiers, optical sorters, etc. *For more details, please refer to the related links or feel free to contact us.

• Other resource recycling

The "PreLion" is a waste wood crusher that adopts a method of splitting, breaking, and tearing wood and other materials, rather than a shearing type. The dual-axis speed can be variably adjusted according to the crushing conditions. The crusher is protected from overload by a triple safety device consisting of torque limitation, rotational control, and current detection, minimizing damage to the drive components and blades, resulting in a long lifecycle. Additionally, when there is no crushing activity for a certain period, it detects the current and reduces the crushing speed, entering "standby mode" to save power consumption during standby. 【Features】 ■ Adopts a method of splitting, breaking, and tearing wood and other materials instead of a shearing type ■ Less blade damage due to the mixing of construction hardware and soil compared to shearing type dual-axis crushers ■ Powerful inverter drive, capable of using up to 150% of the motor's rated capacity ■ Crushing blades are mounted with bolts, allowing for blade replacement on-site ■ Adjustments to crushing particle size can be made by changing the discharge grating *For more details, please refer to the related links or feel free to contact us.

• Waste treatment facility

The "apron conveyor" is a product designed for the transportation of crushed materials, lime, and soil, featuring heat resistance and impact resistance for quantitative conveying. It is robust and durable, making it easy to transport heavy items. The use of steel plates on the conveying surface provides superior impact resistance compared to belt conveyors. Additionally, the adoption of a hinged apron pan ensures high strength. We can create custom solutions to meet various requirements. Please contact us for more details. 【Features】 ■ Sturdy truss structure frame ■ The apron connection part is a shaft-through type, making it resistant to impact ■ For durability, rollers are made of high-quality cast iron with low friction and excellent wear resistance, manufactured in-house from casting to finishing ■ The feed section is equipped with a center rail to prevent deformation of the apron *For more details, please refer to the related links or feel free to contact us.

• Conveyor

We would like to introduce our "large conveyors for plants." We offer conveyors ranging from small models with a belt size of 350 mm width to large models over 1050 mm width, tailored to your specifications and requirements regarding conveying capacity and the nature of the materials being transported. Of course, we also accommodate SUS frames and special shapes. Please feel free to consult us about a wide range of options, including outdoor covers, drop guides, dust chutes, inspection walkways, and protective devices. 【Features】 ■ The main frame is made of steel plates, making it robust and durable. ■ We accommodate SUS frames and special shapes. ■ We provide comprehensive support from the design to the construction of the entire system. *For more details, please refer to the related links or feel free to contact us.

• Conveyor

The "Trommel Rotary Screening Machine" is a product that can effortlessly "screen" materials such as metal ores, crushed stone, and raw coal through circular rotation. It accommodates various sizes from medium to large models, and by changing the screen diameter within the same drum to two types, it allows for a more cost-effective and compact line design compared to installing two separate machines. Niihama Iron Works has a long-standing track record as a crusher manufacturer, and we invite you to consult with us regarding a complete line including trommels and crushers. 【Features】 ■ The sealed structure prevents dust leakage to the outside, keeping the work environment clean. ■ Changing the screen diameter allows for classification of various processed materials. ■ It can be used to remove foreign objects from residual soil and sand at landfill sites, enabling size classification. ■ It allows for particle size selection in post-processing of wood chips and crushed stone after crushing. ■ It enables volume reduction of incineration ash by removing metal scraps, ceramic scraps, and concrete, block, and tile debris from the ash. *For more details, please refer to the related links or feel free to contact us.

• others

We would like to introduce the "Lion Shredder EVO" that we handle. Powerful performance is safely controlled by the Lion Power On Demand Drive System (LPDS). Two motors are synchronized with an inverter, and during overload, the blade speed is automatically reduced to increase torque. Additionally, when there is no crushing for a certain period, it detects the current and reduces the crushing speed, entering "standby mode" to save power consumption during standby. 【Features】 ■ Inverter control panel equipped with the Lion Power On Demand System LPDS ■ Two cyclo reducers provide powerful force, further enhancing torque with NIIHAMA's unique Lion Drive Gearbox ■ High-speed field network (CC-Link) and touch panel improve reliability, operability, and information sharing *For more details, please refer to the related links or feel free to contact us.

• Waste treatment facility

We would like to introduce our "NK Series Dual-Axis Inclined Machine with Automatic Foreign Object Separation Function." We offer a rich lineup of five models, starting with the "NK-152T" with a crushing chamber size of 600×775mm, as well as the "NK-302T" with 840×1160mm, the "NK-452T" with 940×1430mm, and the "NK-552T" with 1090×1554mm. Please feel free to contact us if you have any inquiries. 【Lineup】 ■NK-152T ■NK-222T ■NK-302T ■NK-452T ■NK-552T *For more details, please refer to the related links or feel free to contact us.

• Waste treatment facility

We would like to introduce the "NS Type Large Dual-Shaft Crusher" that we handle. We offer six models, including the "NS-452U" with an approximate weight of 19,000 kg, the "NS-452S" at 21,000 kg, and the "NS-552S" at 28,000 kg. Additionally, Niihama Iron Works also provides "Apron Conveyors," "MEGA Lions," and "Food Waste Biomass Crushers." 【Product Lineup】 ■NS-452U ■NS-452T ■NS-452S ■NS-552T ■NS-552S ■NS-552S *For more details, please refer to the related links or feel free to contact us.

• Waste treatment facility

We would like to introduce the "NS Type Medium Two-Axis Crusher" that we handle. We have a rich lineup including "NS-222U," "NS-222T," and "NS-302U," among others. The crushing chamber of the "NS-302T" measures 840×1215mm, and its approximate weight is 12,700kg. Additionally, at Niihama Iron Works, we also offer the "Lion Shredder EVO," "Trommel Rotary Screening Machine," and "Optical Sorting Machine." 【Lineup】 ■NS-222U ■NS-222T ■NS-302U ■NS-302T ■NS-302F *For more details, please refer to the related links or feel free to contact us.

• Waste treatment facility

We would like to introduce the "NS Type Small Dual-Shaft Crusher" that we handle. We offer a lineup of five models, including "NS-051F," "NS-111F," and "NS-152V." The available power for the "NS-051F" is 3.7Kw, 5.5Kw, or 7.5Kw. Additionally, the size of the crushing chamber is 351×366mm, and the thickness of the crushing blades is 14.8mm. Please feel free to contact us if you have any inquiries. 【Lineup】 ■NS-051F ■NS-111F ■NS-152V ■NS-152T ■NS-152F *For more details, please refer to the related links or feel free to contact us.

• Waste treatment facility

Niihama Iron Works Co., Ltd. was established about 75 years ago with the purpose of manufacturing internal combustion engines for ships and repairing mining machinery. Since then, we have been involved in various businesses related to iron, including the operation of foundries for cast iron and cast steel, machining, and the manufacturing of chemical plants. Currently, we operate with a three-pronged structure focusing on industrial machinery machining, crushing machinery, and real estate business. Among our products, the crushing machine known as the "Lion Shredder" is operational nationwide, and we have established ourselves as a long-standing manufacturer of crushing machines. Moving forward, we will continue to strive to be a company that is socially necessary and indispensable, adapting to the changes of the times with unwavering effort. For more details, please contact us or download our catalog.

• Work tools

If you want to repair your crusher immediately, keep maintenance costs low, or if the manufacturer is no longer available and you have no point of contact, Niihama Iron Works can assist you. After your inquiry, we will listen to the details of the maintenance needed. We will then dispatch staff, and after checking the actual machine, we will provide a free estimate. Please feel free to consult us if you have any issues with your crusher. Your company's crusher will be revitalized remarkably through maintenance and repair. For more details, please contact us or refer to our catalog.

• Rock drills, demolition machines, and excavators

Crusher Parts Cutter The crushing blade has twice the durability compared to our conventional products and is a crushing blade developed in collaboration with NIIHAMA and a blast furnace manufacturer, featuring hardness and toughness. We are working on blade development from the material stage. Customization is possible. By changing the number of claws or the thickness of the blade, the particle size of the crushed material can be altered. We can also create crushing blades from other manufacturers. Niihama Iron Works Co., Ltd. has a track record of delivering 400 crushing machines, making it one of the leading companies in this industry. The crushing blade has reached its current form based on years of experience and offers excellent cost performance. For more details, please contact us or refer to the catalog.

• Water heater Cooker IH

The Lion Shredder EVO can safely control its powerful power with the Lion Power On Demand Drive System (LPDS). Two motors are synchronized and driven by an inverter, and during overload, the blade speed is automatically reduced to increase torque. The occurrence of reverse rotation has significantly decreased compared to conventional models. Even during reverse rotation, there is no waiting time, and the operation is quick. When there is no crushing for a certain period, it detects the current, reduces the crushing speed, and switches to "standby mode," saving power consumption during standby. It is a shredder that balances power and eco-friendliness. For more details, please contact us or refer to the catalog.

• others

Niihama Iron Works Co., Ltd. offers conveyors that are optimal for our customers' specifications and requirements, ranging from small models with a belt size of 350 mm width to large models over 1050 mm width, considering factors such as conveying capacity and the nature of the conveyed materials. In production processes at plants for waste treatment, biomass and coal-fired power generation, chemicals, cement, mining, and paper manufacturing, the majority of transportation of raw materials, semi-finished products, and finished products is carried out by conveyors, and we have a wealth of delivery experience as a key player in production rationalization. The main frame is made of steel plates, making it robust and durable. We can also accommodate SUS frames and special shapes. Additionally, we provide comprehensive support from the design to the construction of the entire equipment. Please consult us about a wide range of options, including outdoor covers, drop guides, dust chutes, inspection walkways, and protective devices. For more details, please contact us or refer to our catalog.

• Transport machinery

The apron conveyor of the transport machinery uses steel plates on the conveying surface, making it highly resistant to impact. It is sturdy and long-lasting, making it easy to transport heavy items. The adoption of hinged apron pans provides high strength. The conveying speed can be varied with an inverter, allowing for reliable quantitative transport (optional). Additionally, the frame features a robust truss structure, and the apron connection part is a shaft-through type, enhancing its resistance to impact. Considering durability, the rollers are made of high-quality cast iron with low friction and excellent wear resistance, and they are manufactured in-house from casting to finishing. The input section is equipped with a center rail to prevent deformation of the apron. For more details, please contact us or refer to the catalog.

• Transport machinery

The trommel can be used for various types of "screening" without strain due to its circular rotation. It accommodates various sizes from medium to large models, and by changing the screen diameter to two types within the same drum, it allows for a more cost-effective and compact line design than installing two separate units. It is suitable for screening leftover soil and for homogenizing the particle size of crushed materials as a preliminary process in the sorting line. For more details, please download the catalog or contact us.

• Aggregates and crushed stone

The two-axis electric direct drive crusher, Lion Shredder, can safely control powerful power with the Lion Power On Demand Drive System (LPDS). Two motors are synchronized and driven by an inverter, and during overload, the blade speed is automatically reduced to increase torque. The occurrence of reverse rotation has significantly decreased compared to conventional models. Even during reverse rotation, there is no waiting time, and the operation is quick. When there is no crushing for a certain period, it detects the current, reduces the crushing speed, and switches to "standby mode." Traditional technology has been powerfully evolved by fusing with the latest technology. For more details, please contact us or refer to the catalog.

• Rock drills, demolition machines, and excavators