SHREDDERS

Used Plastic Shredders for Sale

Used plastic shredders are an essential solution for companies involved in plastic recycling and industrial waste management. These machines reduce bulky plastic materials into smaller, more manageable pieces, facilitating handling, transportation and subsequent recycling processes. From industrial production scrap to plastic containers, pipes and other recyclable materials, shredding equipment plays an important role in efficient material recovery.

At Gester, we specialise in supplying used industrial plastic shredders for different recycling and manufacturing applications. Our catalogue includes second-hand machinery from recognised manufacturers, with various cutting configurations, motor powers and processing capacities. We help companies find reliable and cost-effective equipment while keeping their machinery investment under control.

Whether you are looking for a compact used plastic shredder or a heavy-duty machine for demanding industrial applications, Gester offers different equipment options to meet your production requirements.

What Is an Industrial Plastic Shredder?

An industrial plastic shredder is a machine designed to reduce the size of plastic waste through a mechanical cutting and tearing process. These machines use rotating shafts equipped with cutting elements to break down materials into smaller fragments that can be transported, stored or processed by other recycling equipment.

Plastic shredders are commonly used as the first stage of size reduction in recycling lines, particularly when handling large, bulky or resistant materials that cannot be fed directly into conventional granulators.

Depending on the machine configuration, shredders can process different types of plastic waste, including rigid components, industrial scrap, containers, pipes, sheets and certain flexible materials.

The performance of a plastic shredding machine depends on several technical factors, including motor power, shaft configuration, rotor speed, cutting chamber dimensions and the characteristics of the material being processed.

Types of Used Plastic Shredders

Different recycling applications require specific shredding technologies. At Gester, our selection of second-hand plastic shredders includes single-shaft, double-shaft and multi-shaft equipment suitable for different industrial requirements.

Single-Shaft Plastic Shredders

Single-shaft plastic shredders use a rotating shaft equipped with cutting blades to reduce plastic waste into smaller pieces. Many models incorporate a hydraulic pusher that moves the material towards the rotor, helping maintain controlled feeding during operation.

These machines are commonly used for processing rigid plastics, production waste, pipes, containers and other industrial materials. Depending on the configuration, a screen can be installed to control the size of the discharged material.

Single-shaft systems are particularly useful in recycling operations where a consistent output size is required before the material enters subsequent processing stages.

At Gester, our catalogue includes equipment such as the MAYPER MD-0078 industrial plastic shredder, manufactured in 2022 and featuring a 1000 x 800 mm cutting chamber.

Double-Shaft Plastic Shredders

Double-shaft shredders use two rotating shafts fitted with cutting elements to pull material into the cutting chamber and reduce its size. Their design provides high torque and allows them to process different types of bulky or resistant waste.

These machines are commonly used in industrial recycling facilities where large plastic components must be broken down before further treatment. Depending on the model, double-shaft systems may operate at relatively low speeds, helping maintain controlled shredding conditions.

A double-shaft plastic shredder can be suitable for applications involving large containers, rigid plastic waste and industrial production residues, provided that the machine is compatible with the material characteristics.

At Gester, we offer equipment such as the GESTER GT-5572 double-shaft plastic shredder, featuring an 800 x 800 mm cutting chamber and an automatic reversing system.

Four-Shaft Industrial Shredders

Four-shaft shredders incorporate multiple cutting shafts to process materials through a controlled size-reduction system. These machines can provide additional cutting stages within the same equipment, depending on their design and operating configuration.

They are used in applications where controlled material reduction is required and can be suitable for different industrial waste streams.

At Gester, our catalogue includes the WEIMA ZM30 four-shaft shredder, manufactured in 2000 and featuring a 600 x 462 mm cutting chamber.

Key Advantages of Industrial Plastic Shredders

Using an industrial plastic shredder provides several advantages for companies looking to improve waste management, recover valuable materials and optimise their recycling operations.

• Efficient Size Reduction: Shredders transform bulky plastic waste into smaller fragments, simplifying subsequent material processing.
• Improved Material Handling: Reduced plastic components are generally easier to transport, store and feed into additional recycling machinery.
• Reduced Storage Requirements: Breaking down large plastic objects can decrease the space required for waste accumulation and storage.
• Versatile Industrial Applications: Different shredding configurations can process rigid plastics, manufacturing scrap and other recyclable materials.
• Improved Recycling Efficiency: Shredding prepares plastic waste for grinding, washing, separation and other material recovery operations.
• Controlled Processing: Appropriate rotor speed, cutting components and feeding systems help maintain stable shredding conditions.
• Cost-Effective Investment: Used plastic shredders provide an alternative to purchasing new industrial machinery, helping businesses reduce initial acquisition costs.

Applications of Plastic Shredding Machines

Plastic shredding machines are widely used across different industrial sectors where waste reduction and material recovery are essential.

The appropriate equipment depends on the type of plastic, the dimensions of the incoming material and the required output size.

• Plastic Recycling Plants: Reducing post-industrial and post-consumer plastic waste before subsequent recycling processes.
• Manufacturing Facilities: Processing defective plastic products, production offcuts and manufacturing residues.
• Plastic Pipe and Profile Production: Breaking down discarded pipes, profiles and other rigid plastic components.
• Packaging Industry: Reducing suitable plastic packaging waste, containers and production materials.
• Industrial Waste Management: Preparing bulky plastic waste for more efficient handling, storage and transportation.
• Material Recovery Facilities: Processing recyclable plastics before grinding, washing, sorting or extrusion.

Depending on the machine specifications, shredders can process materials such as polyethylene (PE), polypropylene (PP), high-density polyethylene (HDPE) and certain PVC products.

Material compatibility should always be verified before selecting a machine, particularly when processing reinforced plastics, thick-walled components or flexible materials that may require specialised cutting configurations.

Plastic Shredder vs Plastic Grinder: What Is the Difference?

Although plastic shredders and grinders are both used in industrial recycling, they generally perform different size-reduction functions.

A plastic shredder is typically designed for the initial processing of bulky or resistant materials. These machines often use high-torque cutting systems to break down large plastic components into smaller pieces.

A plastic grinder or granulator usually operates with rotating cutting blades and may incorporate screens to produce smaller, more consistent fragments.

In many recycling facilities, both machines are used together. The shredder performs the primary size-reduction stage, while the granulator reduces the material further to achieve the required particle dimensions.

At Gester, we also offer plastic granulators and grinders that can complement shredding equipment in complete recycling installations.

How to Choose the Right Used Plastic Shredder

Choosing the right used plastic shredder requires evaluating the technical specifications of the equipment and the characteristics of the materials being processed.

Before purchasing an industrial shredder, several important factors should be considered:

• Type of Plastic: Identify the materials to be processed, including their density, hardness, thickness and dimensions.
• Shredding Capacity: Determine the required production throughput and select equipment suited to the expected material volume.
• Shaft Configuration: Evaluate whether a single-shaft, double-shaft or multi-shaft system is more suitable for the intended application.
• Motor Power: Check the installed power and its suitability for the materials and operating requirements.
• Cutting Chamber Dimensions: Verify that the feeding opening and cutting chamber can accommodate the incoming plastic waste.
• Rotor Speed and Torque: Consider the cutting characteristics required for the material and the shredding process.
• Output Particle Size: Assess the cutting configuration and available screens, where applicable, to achieve the desired material dimensions.
• Energy Consumption: Compare motor power, expected throughput and operating conditions to evaluate production efficiency.
• Maintenance Requirements: Review the condition of the cutting components, drive systems, bearings and other mechanical parts.
• Machine Condition: Check the available technical information, included components and operating condition before purchasing second-hand equipment.

At Gester, we understand that every recycling facility has specific requirements. Our team provides personalised advice to help companies evaluate different used industrial plastic shredders and identify machinery suited to their production objectives.

Integrating Plastic Shredders into Recycling Lines

An industrial plastic shredder can operate independently or as part of a complete recycling line. Depending on the origin and condition of the material, shredding may be followed by grinding, washing, drying, separation, extrusion and pelletizing.

For large plastic components, the shredding stage helps reduce material dimensions before further processing. The output can then be transferred to a granulator when a smaller and more consistent particle size is required.

Contaminated plastic waste may also need to pass through plastic washing and dewatering equipment to remove impurities and reduce moisture content before subsequent recycling operations.

Once the plastic has been properly prepared, suitable materials can be processed using extrusion and pelletizing equipment. Explore our selection of plastic pelletizing machinery to find complementary solutions for industrial material recovery.

For facilities requiring automated material feeding between different machines, Gester also offers industrial conveyor belts that can support continuous material handling throughout the recycling process.

Correct integration between these machines helps maintain a consistent material flow and improve the efficiency of the complete recycling installation.

Used Plastic Shredder Price: What Influences the Cost?</