Double-Axis Shredder

Product Overview

The double-axis shredder, also known as a shear-type shredder, is a specialized piece of equipment designed for the size reduction and volume control of solid waste. It reduces material dimensions through the shearing, tearing, and compressive forces generated by opposing cutter disks. It is widely used for crushing and reducing various types of materials, including food waste, kitchen waste, municipal solid waste, hazardous waste, plastic pipes, medical waste, and carcasses of diseased or dead animals. The equipment features a fully automatic electrical control system with functions such as start/stop and automatic reverse upon encountering hard objects, ensuring convenient and safe operation. It employs low-power, high-torque geared motors, offering the advantages of low speed and low noise, enabling efficient processing while maintaining low energy consumption.

Key Performance Parameters

1. Processing Capacity: Optional throughput ranges from 0.3 to 50 tons per hour
2. Post-Shredding Particle Size: Adjustable particle size from 8 mm to 300 mm
3. Cutter Material: Moving cutter disk materials include special tool steels such as 9CrSi, Cr12MoV, SKD11, and H13
4. Volume Reduction Efficiency: Achieves a reduction rate of 60–80%
5. Cutter Life: Cutter lifespan exceeds 2,000 hours
6. Motor Characteristics: Low-power, high-torque geared motor operating at low speeds

Core Advantages

1. High Shredding Ratio and High Production Efficiency: The equipment boasts an exceptionally high shredding ratio, rapidly reducing large chunks of material to specified sizes. With a processing capacity ranging from 0.3 to 50 T/h, it meets the production needs of solid waste treatment facilities of varying scales, significantly boosting operational efficiency in material size reduction.
2. Low Speed, High Torque, Low Noise, Low Energy Consumption: Powered by a low-power, high-torque geared motor, its low-speed operation delivers robust crushing torque, easily handling tough and resilient materials while effectively minimizing operating noise and energy use, achieving green, energy-saving operations.
3. Special Alloy Cutters—Sharp, Durable, and Repairable: The moving cutter disks are crafted from special tool steels like 9CrSi and Cr12MoV, offering high hardness, sharp edges, and excellent wear and damage resistance. Their service life exceeds 2,000 hours, and worn blades can be repaired and reused, reducing maintenance costs.
4. Patented Modular Bearing Housing—Easy Maintenance and Replacement: Featuring a patented modular design with a unique sealing structure, this bearing housing effectively prevents contact between crushed materials and grease/water, protecting bearing components from corrosion and damage. At the same time, it allows for quick disassembly during maintenance or replacement, greatly shortening downtime and enhancing continuous operational capability.
5. Automatic Hard Object Reverse Function—Safe and Reliable: Equipped with a fully automatic electrical control system that includes an automatic hard object reverse feature, the machine will automatically reverse to expel any unshreddable hard objects encountered in the crushing chamber, preventing overload damage to cutters and motors, ensuring safe operation, and reducing the risk of manual intervention.

Core Product Value

1. Ultra-High Volume Reduction Efficiency: Achieving a reduction rate of 60–80%, it dramatically decreases the volume of solid waste, lowering transportation costs and landfill footprint, thereby improving the economic viability of solid waste management.
2. Multi-Material Cutter Compatibility: By selecting appropriate steel grades for different materials, it ensures optimal shredding performance and extended cutter life, meeting diverse solid waste processing requirements.
3. Intelligent Safety Protection: The automatic hard object reverse function safeguards critical equipment components, reducing breakdowns and repair costs, and extending overall equipment lifespan.
4. Broad Processing Capability: With a processing range from 0.3 T/h to 50 T/h, it flexibly accommodates varying capacities—from small recycling stations to large-scale waste treatment plants.

Target Customer Groups

Solid waste treatment companies, recyclable resource recovery firms, waste treatment plants, and environmental engineering companies—all face substantial demands for crushing and reducing solid waste volumes. The double-axis shredder’s high efficiency and versatile adaptability meet their needs across different scales and material types, helping enterprises enhance both efficiency and cost-effectiveness in solid waste management.

Application Scenarios

This equipment is suitable for a wide range of solid waste size-reduction tasks. Key application scenarios include: municipal solid waste size reduction—crushing mixed household waste into manageable sizes for subsequent landfilling, incineration, or recycling; shredding used plastics, metals, and tires—breaking down various discarded products into small particles for easier sorting and reprocessing; pre-treating medical waste—reducing the volume of medical waste to minimize contamination risks during transport and comply with disposal regulations; and processing animal carcasses—crushing the remains of diseased or dead animals for subsequent harmless disposal, preventing the spread of pathogens.

Solving Industry Pain Points

1. Addressing the issue of bulky solid waste and high transportation costs: With a super-high volume reduction rate of 60–80%, it significantly shrinks the volume of waste, cutting down on the number of transport trips and associated expenses, thus reducing costs in the waste transfer process.
2. Alleviating the problem of excessive landfill space usage: After size reduction, the compressed waste volume substantially decreases, effectively reducing the area occupied by landfills, improving utilization efficiency, and easing pressure on limited landfill resources.
3. Overcoming challenges in recycling: By breaking down various discarded products and solid waste into uniform small particles, it facilitates subsequent sorting, cleaning, and reprocessing, boosting the recycling rate of recovered resources and promoting circular economy development.
4. Mitigating the drawbacks of traditional shredders—high noise and energy consumption: The low-speed, high-torque motor design ensures strong crushing power while effectively reducing operating noise and energy use, aligning with environmentally friendly practices and minimizing impact on surrounding areas.
5. Simplifying equipment maintenance: The modular, easy-to-disassemble bearing housing design makes maintenance and replacement more convenient, shortening downtime and enhancing continuous operational capability, thereby reducing production losses caused by equipment stoppages.

Frequently Asked Questions (FAQ)

Q1: What types of materials can the double-axis shredder handle?
A: This shredder has broad compatibility, capable of processing food waste, kitchen waste, municipal solid waste, hazardous waste, plastic pipes, medical waste, carcasses of diseased or dead animals, and many other solid materials, meeting the needs of diverse solid waste treatment scenarios.
Q2: Can the equipment’s processing capacity and post-shredding particle size be adjusted?
A: Yes, the hourly processing capacity can be set anywhere from 0.3 to 50 tons, and the post-shredding particle size can be chosen between 8 mm and 300 mm, allowing customization based on actual processing requirements.
Q3: How should worn cutters be handled?
A: The moving cutter disks are made from special tool steels such as 9CrSi and Cr12MoV. Worn blades can be repaired and reused instead of replacing them entirely, effectively reducing maintenance costs.
Q4: Will the equipment jam if it encounters hard objects?
A: No, the machine is equipped with a fully automatic electrical control system featuring an automatic hard object reverse function. When encountering unshreddable hard objects, the device automatically reverses to eject them, preventing jams or damage to internal components.
Q5: What is the equipment’s volume reduction rate?
A: The equipment achieves a reduction rate of 60–80%, significantly decreasing the volume of solid waste and effectively lowering transportation and landfill costs.