Industrial Single-Shaft Shredder for Plastic

Single-shaft Shredder

Industrial Single-Shaft Shredders

Precision-engineered for superior waste management and material processing in demanding industrial environments.

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Advanced Single-Shaft Shredding Technology

Discover the key components and operating principles of our single-shaft shredders—vital equipment engineered for efficient waste reduction. These machines leverage precision engineering and rugged construction to streamline material processing.

Typical Applications: Plastic purge scrap, runners, pallets, wood, branches, and bones.

Industrial single-shaft shredder in operation

Main Components of a Single-Shaft Shredder

Our single-shaft shredders are designed to break down a wide variety of materials. Below is an overview of the primary components:

Shaft

The central shaft powers the blade assembly to efficiently break down materials. Constructed from high-strength alloy steel, it’s built to withstand continuous heavy-duty operation.

Blades

These alloy-steel blades shear, tear, and grind materials as they rotate. Engineered for long service life, they deliver consistent cutting performance.

Feed Hopper

The feed hopper guides material into the cutting chamber. Its dimensions and shape can be customized to suit specific input types and throughput requirements.

Discharge Outlet

Positioned at the base, the discharge outlet channels shredded output. It can be configured with various screen sizes to control final particle dimensions.

Drive System

Includes the main motor, gearbox, and coupling, which work together to transfer power smoothly from the drive unit to the shredding mechanism.

How It Works

Material is fed through the hopper into the cutting chamber, where rotating blades shred it into smaller particles. Once pieces reach the desired size, they pass through a screen and exit via the discharge outlet. This process combines shearing, tearing, and friction to deliver consistent, high-quality output.

Key Advantages:

  • Consistent, high-quality output
  • Low maintenance requirements
  • Adjustable screening for precise particle sizing
  • Energy-efficient operation
  • Rugged construction for demanding environments
Close-up of single-shaft shredder blades

Single-Shaft vs. Double-Shaft Shredders

FeatureSingle-Shaft ShredderDouble-Shaft Shredder
Ideal MaterialsSolid, rigid materials (plastic purge scrap, runners, pallets, wood)Hollow, lightweight plastics (PE film, PP tubing, HDPE drums)
Cutting MechanismSingle rotor with fixed bladesDual rotors with shear blades
MaintenanceLower maintenance requirementsHigher maintenance requirements
Cost EffectivenessMore cost-effective for suitable materialsHigher initial investment; higher throughput
Output UniformityGood uniformityExcellent uniformity

Watch Our Shredders in Action

See our single-shaft shredders handle diverse materials with precision and efficiency.

Frequently Asked Questions

What materials can a single-shaft shredder process? +

Single-shaft shredders excel at processing solid, rigid materials such as plastic purge scrap, runners, pallets, wood, branches, and bones—materials that require robust cutting action.

How often do the blades need replacement? +

Blade life varies with material hardness and operating conditions. Under normal industrial use, SKD11 steel blades typically last 6–12 months. We offer blade replacement services and spare parts.

What’s the difference between single-shaft and double-shaft shredders? +

Single-shaft shredders are optimized for solid, rigid materials, offering lower maintenance and cost. Double-shaft models handle hollow or lightweight plastics at higher throughput but require more upkeep.

Can I adjust the output particle size? +

Yes. Our shredders feature interchangeable screen panels that let you set the final particle size. We provide various screen configurations to meet your exact specifications.

What routine maintenance is required? +

Routine maintenance includes inspecting blades, lubricating bearings, checking hydraulic pressures, and clearing the discharge area. We supply detailed maintenance schedules and support.

Technical Specifications

ModelRTMS-600RTMS-800RTMS-1000RTMS-1200
Capacity (kg/h)300–500500–800800–12001200–1800
Main Motor Power30 kW45 kW2 × 37 kW2 × 45 kW
Hydraulic Motor Power4 kW4 kW5.5 kW5.5 kW
Blade MaterialSKD11SKD11SKD11SKD11
Rotor Diameter (mm)Φ400Φ400Φ450Φ500
Rotational Speed (rpm)85858070
Output Size (mm)400–600600–800800–12001500–2000

Inquiries

Warranty

All our recycling machines include a one-year limited warranty.

To get current pricing and lead times, please submit your request using the form below.

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Author: Rumtoo Plastic Recycling Machine

Rumtoo Plastic Recycling Machinery,the leading manufacturer of high quality PET Bottle、PP / PE Film Recycling Machinery. Our PE film washing lines offer reliability, efficiency and maximum durability in recycling dirty and soiled PET bottle、PE film back into plastic granulate. With more than two decades of service to the plastics recycling industry, Rumtoo is proud to be responsible for recycling thousands of tonnes of plastic films such as plastic bags, PP non-woven supersacks and LDPE film every month at hundreds of recycling facilities worldwide.

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