Single Shaft Shredder for Plastics, Rubber, Wood & Bulky Waste

Product Overview

The Single Shaft Shredder is a robust and versatile industrial machine designed to process a wide range of materials — including plastics, rubber, wood, textiles, and bulky waste. Its compact yet powerful structure ensures efficient size reduction for recycling, waste management, and material recovery applications.

Equipped with a high-torque rotor and durable, wear-resistant cutting blades, this shredder delivers consistent performance even in the most demanding industrial environments. Its modular design allows for easy customization to meet specific output requirements, making it an ideal solution for industries such as plastics manufacturing, injection molding, pipe extrusion, construction, and recycling.

Typical Applications

The single shaft shredder is particularly well-suited for processing the following common industrial waste streams:

Injection-Molded Scrap – Rejects, runners, sprues, and defective parts from injection molding production

Large-Diameter Pipes – Oversized HDPE, PVC, PP, and other plastic pipes

Extruder Purgings – Startup and shutdown waste, purging materials, and die-head residue

Large Plastic Blocks and Bales – Heavy, bulky plastic waste that cannot be fed directly into a granulator

Industrial Production Waste – Manufacturing rejects, edge trim, and off-spec materials

Wooden Pallets and Timber – Wood waste from packaging and construction

Rubber and Tire Scrap – Rubber hoses, gaskets, and tire sidewalls

The Complete Recycling Solution: Single Shaft Shredder + Fine Crusher

For many industrial plastic recycling applications, the single shaft shredder is typically used as the first-stage size reduction equipment, followed by a fine crusher as the second stage. This combination offers significant advantages:

Step 1: Shredding – The single shaft shredder reduces large, bulky, or oversized materials (such as purgings, large pipes, and injection-molded rejects) into smaller, manageable pieces (typically 30–80mm).

Step 2: Crushing – The pre-shredded material is then fed into a fine crusher, which further reduces it to uniform, free-flowing regrind (typically 6–12mm) that is ready for direct re-extrusion.

Key Benefits of This Two-Stage Approach:

Benefit Explanation Complete Material Recovery All production waste — from startup purgings to defective parts — can be fully recovered and reused in the production process. Closed-Loop Recycling Reprocessed materials can be fed directly back into the extruder or injection molding machine, reducing virgin material consumption. Cost Savings Significantly reduces raw material costs by maximizing in-house recycling of production waste. Reduced Waste Disposal Minimizes landfill or incineration costs by converting waste into valuable reusable materials. Protects Downstream Equipment The shredder handles large, tough materials that could damage or jam a granulator, protecting your investment. Flexible Processing The modular system can be tailored to handle different material types, sizes, and throughput requirements. Typical Two-Stage Configuration:

text Large Production Waste (Purgings, Pipes, Rejects) ↓ Single Shaft Shredder (First Stage) Reduces to 30–80mm pieces ↓ Granulator / Crusher (Second Stage) Reduces to 6–12mm regrind ↓ Direct Re-Extrusion / Remolding Equipment Highlights

High-Torque Rotor – Delivers powerful shredding force to handle tough, bulky, and oversized materials.

Durable Cutting Blades – Made from hardened alloy steel for long service life and low maintenance costs.

Screen Mesh for Size Control – Interchangeable screens allow precise control over output particle size.

Hydraulic or Manual Pusher – Ensures consistent material feed and efficient processing.

Automatic Reverse Function – Prevents jamming by automatically reversing the rotor when overloaded.

Overload Protection – Protects the machine from damage caused by excessive feed or foreign objects.

Modular Design – Easy to customize and upgrade based on specific application requirements.

Compact Footprint – Space-saving design, ideal for facilities with limited floor space.

Low Noise and Dust – Designed for quieter operation and reduced dust emission.

Easy Maintenance – Blades are accessible and easy to replace, with minimal downtime.

Key Advantages

Versatile Material Handling – Processes a broad spectrum of materials from soft plastics and wood to hard metals and rubber.

Ideal for Injection Molding and Extrusion Waste – Specifically designed to handle purgings, large pipes, startup waste, and injection-molded rejects.

Seamless Integration with Granulator – Forms a complete two-stage recycling system for full material recovery and re-extrusion.

Consistent Output – Screen mesh control ensures uniform particle size for downstream processing.

Reliable Performance – Robust construction ensures stable operation even in harsh industrial environments.

Energy Efficient – Optimized design reduces energy consumption per ton of processed material.

Cost-Effective – Reduces raw material costs and waste disposal fees, providing fast return on investment.

Customizable – Available in various rotor sizes, power ratings, and configurations to match your specific needs.

Technical Highlights

PLC intelligent control with touchscreen HMI

Real-time monitoring of current, rotor speed, and temperature

Automatic reverse for jam prevention

Overload and overheat protection

Interchangeable screen mesh for output size control

Hardened steel cutting blades with long service life

Hydraulic pusher for consistent feeding (optional)

Compact and modular design for easy integration

Low-speed/high-torque design for energy-efficient operation

Heavy-duty construction for continuous operation

Technical Parameters (Reference)

Parameter Range Rotor Type High-torque single shaft Rotor Speed Low-speed / high-torque Blade Material Hardened alloy steel Screen Mesh Size 20 – 100 mm (customizable) Feeding Method Manual or hydraulic pusher Control System PLC with touchscreen HMI Power Supply Customizable according to local standards Typical Materials Plastics, rubber, wood, metals, bulky waste, purgings, pipes, rejects Why Choose Our Single Shaft Shredder?

With years of experience in the shredding and size reduction industry, we offer more than just equipment — we provide complete solutions tailored to your specific material processing needs. Our single shaft shredders are engineered for reliability, efficiency, and ease of operation, ensuring consistent performance across a wide range of applications.

We offer comprehensive support from material testing and machine selection to design customization, manufacturing, installation, and after-sales service. Whether you are a plastics manufacturer looking to recycle in-house scrap, a recycling facility processing mixed waste, or a construction company handling wood and demolition debris, we have the expertise and equipment to help you maximize material recovery and minimize costs.