Single-shaft Shredder
Standard Size Reduction Equipment

Standard Single-Shaft Shredder

A ram-fed single-shaft shredder designed for rigid plastics, pallets, wood waste, and industrial scrap with controlled output size for downstream recycling.

  • Hydraulic pusher improves feeding on bulky and irregular materials.
  • Single rotor and screen-controlled output support more uniform discharge size.
  • Suitable for primary shredding or secondary size reduction before granulation.

Key Components

Hydraulic Pusher

Feeds bulky materials into the rotor with more consistent pressure and less operator input.

Single Rotor

Low-speed, high-torque cutting action helps reduce vibration and improve throughput on tough materials.

Rotor and Counter-Knives

Knife geometry is designed for stable cutting and easier routine maintenance.

Sizing Screen

Controls discharge size so output matches your next process stage more closely.

How It Works

1. Material Feeding

Material enters the hopper and is advanced by the hydraulic ram toward the rotor.

2. Rotor Cutting

Rotor knives cut against fixed counter-knives for stable size reduction of bulky materials.

3. Screen-Controlled Discharge

Material circulates in the chamber until it passes through the selected screen size.

Applications

Rigid Plastics

Suitable for crates, pipes, purges, and bulky rigid plastic scrap.

Wood and Pallets

Handles pallet waste, timber offcuts, and other wood materials that require controlled size reduction.

Industrial Scrap

Used for production rejects, packaging waste, and dense industrial offcuts.

Secondary Shredding

Can work after a pre-shredder when a more uniform screened output is required.

Equipment Overview

Standard single-shaft shredder with ram-fed cutting chamber

Standard Ram-Fed Configuration

RTMS series shredders follow the standard single-shaft layout with a rotor, counter-knives, hydraulic pusher, and sizing screen to produce a more controlled output.

  • Hydraulic ram improves feeding on bulky materials
  • Rotor and counter-knives support controlled cutting
  • Screen selection defines final output size

Technical Specifications

ParameterReferenceNotes
Machine TypeRam-fed single-shaft shredderSingle rotor with hydraulic pusher and sizing screen.
Typical MaterialsRigid plastics, pallets, wood, industrial scrapCan be tuned for different bulk densities and output sizes.
Output ControlScreen-definedScreen size selected according to downstream process requirements.
Knife MaintenanceInspection and rotationRoutine service includes knife inspection, counter-knife setting, and screen checks.
Use PositionPrimary or secondary shreddingDepends on feedstock size and the output target.

See the Shredder in Action

Warranty & Installation

1-Year Warranty

Includes standard equipment coverage with remote technical support and spare parts coordination.

Installation Support

We provide commissioning guidance, operator training, and startup support based on your project requirements.

Frequently Asked Questions

What is a standard single-shaft shredder?

A standard single-shaft shredder is a ram-fed, single-rotor machine that cuts material against fixed counter-knives. A screen controls the output size for downstream recycling.

How do I choose the screen size?

Screen size depends on your downstream process. Smaller screens produce a more uniform output for granulation, while larger screens increase throughput for pre-shredding.

Can a single-shaft shredder handle bulky rigid plastics and wood?

Yes. The hydraulic pusher presses bulky materials into the rotor, improving bite and throughput on rigid plastics, pallets, wood waste, and industrial scrap.

Is it used as a primary shredder or secondary shredder?

Both. Single-shaft shredders can work as a primary shredder for rigid plastics and wood, or as a secondary shredder after pre-shredding when more uniform output is needed.

Request a Quote

Share your material type, target output size, and throughput requirement. Our team will recommend the right shredder configuration and lead time.

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Author: Plastic Recycling Machine - Rumtoo

Rumtoo Plastic Recycling Machinery is a premier manufacturer specializing in high-performance solutions for PET bottle and PP/PE film recycling. With over 20 years of expertise, we offer an integrated range of equipment, including advanced Washing Systems, Pelletizing Lines, Plastic Shredders, and Crushers. Our technology is specifically engineered to transform challenging waste—such as soiled LDPE films and PP non-woven bags—into high-purity plastic granules. Today, Rumtoo supports hundreds of recycling facilities worldwide, processing thousands of tonnes of plastic monthly and driving global circular economy goals.

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