Double-Shaft Plastic Shredder

In today’s world, plastic waste management has become a critical environmental challenge. As industries seek sustainable solutions, double-shaft plastic shredders have emerged as a game-changing technology. This article explores the features, benefits, and applications of these powerful machines in recycling and waste reduction.

What is a Double-Shaft Plastic Shredder?

A double-shaft plastic shredder is an industrial machine designed to process large volumes of plastic waste efficiently. It features two counter-rotating shafts equipped with cutting blades, capable of handling a wide range of plastic materials, including PVC, PET, HDPE, and more.

Key Features and Advantages

1. High-Efficiency Shredding: The dual-shaft design ensures even and efficient shredding of materials.
2. Versatility: Capable of processing various types of plastics and other materials.
3. Robust Construction: Built with high-alloy steel (42CrMo) for durability and longevity.
4. Safety Features: Equipped with emergency stop buttons, safety guards, and overload protection.
5. Auto-Reverse System: Automatically reverses rotor direction when overloaded or jammed.
6. Optional Pusher Ram: Available for processing hollow and oversized materials.

Model	SJ400-800	SJ400-1200	SJ450-800	SJ450-1200
Hydraulic motor power	2×22kW	2×30kW	2×30kW	2×45kW
Number of Blades	16/26	24/40	16/26	24/40
Approx.Capacity	1500kg/h	2500kg/h	3000kg/h	4000kg/h
Rotating speed（rpm/min）	25/35 RPM	25/35 RPM	18/28 RPM	18/28 RPM

Single-shaft shredders to better handle solid, thick pieces such as plastic purging, runners, pallets, and even wood, branches, and bones.

Double-shaft shredders use shear blades to cut the plastic material and are better suited for handling bulk volumes of hollow, light-weight plastics such as PE films, PP tubes, HDPE drums, and even rubber tires, automotive parts, and electronic waste.

Applications in Various Industries

Double-shaft shredders find applications across multiple sectors:

• Plastic Recycling: Processing waste plastic products into small particles for further treatment.
• Wood Processing: Crushing wood waste for biomass fuel production.
• Electronic Waste Management: Handling discarded electronics for valuable metal extraction.
• General Recycling: Processing diverse materials like tires, scrap steel, and waste fabrics.

Environmental and Economic Benefits

1. Waste Reduction: Significantly decreases the volume of plastic waste sent to landfills.
2. Cost-Effective: Reduces transportation costs and landfill fees for businesses.
3. Energy Efficiency: Consumes less energy compared to other shredding methods.
4. Circular Economy: Supports recycling efforts and promotes sustainable resource use.

Single-Shaft vs. Double-Shaft Shredders

While both types have their merits, double-shaft shredders excel in:

• Processing denser and harder materials
• Achieving higher throughput rates
• Producing more uniform output

Single-shaft shredders, however, are more suitable for softer materials and are generally more cost-effective.

Conclusion

Double-shaft plastic shredders represent a significant advancement in waste management technology. By investing in these machines, businesses can enhance their recycling capabilities, reduce environmental impact, and potentially save on operational costs. As we move towards a more sustainable future, technologies like double-shaft shredders will play a crucial role in managing our plastic waste effectively.

Warranty

All recycling machines come with a 1 year limited warranty.

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