
Our mobile waste shredders can reduce the size of multiple types of waste including bulky waste, commercial and industrial waste, municipal solid waste, construction and demolition waste, biomass, wood, as well as baled materials.
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Our strong pre-shredders are engineered for the first mechanical stage of the waste recycling process. They can take in all kinds of waste of various shapes and sizes and reduce the material to a smaller and more uniform size for easier sorting, storage, and transportation.
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Many are in use in applications such as Cement Production, Materials Recovery, Mechanical Biological Treatment, Waste to Fuel and Waste to Energy. Our mobile shredders are easy to move at the production site or between sites.
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M&J PreShred 4000 Mobile
Mobility: Mobile
Power: 403 kW
Capacity: Up to 100 t/h
Grain Size: From 125 to 300 mm

M&J PreShred 3000 Mobile
Mobility: Mobile
Power: 403 kW
Capacity: Up to 60 t/h
Grain Size: 90% down to 100 mm
Machine Tips & Advantages:
M&J PreShred 4000 Mobile
An efficient waste shredder with superior mobility
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The M&J PreShred 4000M is an easily transportable industrial waste shredder used for waste recycling and waste processing applications. It can handle many types of waste from municipal solid waste, industrial and commercial waste to bulky waste. It is ideal for managing the following waste types...
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Household waste
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Commercial and Industrial
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Construction and demolition
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Plastic
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Paper and cardboard
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Wood
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Bulky Waste

Excellent uptime:
Open cutting table. Bi-directional shredding system. Wear-resistant materials. Easy maintenance.
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Intelligent performance:
Self-feeding system. No need for a pusher. Readjusts according to the feed material.
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Advanced design:
Modular construction. Large cutting table. Aggressive heavy-duty knife assembly. Requires less energy to operate.
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Great flexibility:
Easy to transport. Can be tailored and adjusted to produce the required grain size of any solid waste material.
Waste recycling operations on the spot
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The M&J PreShred 4000M is the mid-size model in M&J's mobile pre-shredder family. It can be either track-mounted (on crawlers) or wheel-mounted (on a trailer). Suitable for versatile applications in transfer stations, landfill sites, composting and recycling plants, the M&J PreShred 4000M meets emission standards in both Europe and USA. It performs well under extremely tough conditions and processes waste containing unknown materials.​
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Excellent uptime
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The M&J PreShred 4000M features an open cutting table that allows stones and other hard particles like metals to fall through the cutting area. The open cutting table design and bi-directional shredding system increases safety and reduces the risk of malfunctions that may hinder operations.
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All knives and parts exposed to wear on the M&J PreShred 4000M are made from wear-resistant steel, thus ensuring continuous and long-lasting performance. Bolts and bearings are conveniently mounted away from the cutting area, allowing for easy access and maintenance to reduce costly downtime.
Intelligent performance
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The M&J PreShred 4000M can be adjusted to meet all waste processing requirements. Its bi-directional knife assembly runs both clockwise and anticlockwise with equal speed and torque. The shredder can change the direction of rotation when it encounters challenging materials, thus enabling self-feeding and eliminating the need for a pusher. The pre-shredder is equipped with an intelligent control unit that automatically adjusts shredding routines to suit the processed material. The control unit has 6 standard programmes and 2 custom programmes, allowing for tailored shredding routines for maximized performance.
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Advanced design
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The M&J PreShred 4000M has been designed for easy maintenance and seamless uninterrupted operations. Loading and discharge height parameters can be adjusted to ensure optimum performance even in challenging environments. The mobile pre-shredder has a large cutting table, two shafts and an aggressive heavy-duty knife assembly. The robust frame has been designed to require less power to operate, thus minimizing energy consumption without sacrificing output.
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Great flexibility
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Unlike the stationary pre-shredders, the M&J PreShred 4000M can be easily moved – even while in active use. They offer similar volume capacities, but with the added benefit of improved flexibility.
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Thanks to its versatility and ability to work with bulky, industrial and other types of materials and shred them to small grain sizes, the M&J PreShred 4000M can be placed near collection points in a variety of plants and landfills. This significantly decreases the volume of the shredded material and minimizes transportation costs.
Flexible waste processing
M&J Recycling’s mobile pre-shredders use the same shredding technology as the stationary pre-shredders. This means that they are just as efficient as the stationary ones but can be easily transported at a production site or between sites thanks to the undercarriage. Different models are either track-mounted (on crawlers) or wheel-mounted (on trailers).
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Services for your industrial waste shredder
Spare and Wear Parts
Original equipment replacement parts for your M&J PreShred 4000M ensure proper fit, form and function to reduce maintenance issues and increase longevity. If your equipment fails, the productivity of your entire plant is at risk. To avoid any losses, critical replacement parts are readily available when you need them.
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Our global distribution logistics network ensures that spare and wear parts are available whenever you need them.
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Service when you need it
Our service team consists of experts with extensive know-how when it comes to improving the performance of your M&J PreShred 4000M and the whole recycling process. We meet all kinds of service needs at short notice – either as individual tasks or as part of a fixed service agreement. These services include for example emergency service, repairs, preventive maintenance, refurbishments, upgrades, process optimization, relocation services and training.
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Machine Tips & Advantages: PreShred 3000 Mobile
Built to handle the toughest waste materials with superior mobility
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The 3000M is engineered to thrive in extreme environments, effortlessly handling challenging waste compositions, including the toughest, unshreddable materials. The shredder has been designed by industry experts. With decades of expertise in pre-shredding, M&J engineers have developed a unique robust machine that stands up to the toughest demands.
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Unmatched Versatility for the Toughest Waste Streams
The M&J 3000M shredder is engineered to deliver versatility and power where others fall short. It tackles
the toughest waste streams with ease, making it a reliable choice across a range of applications:
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Household waste
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Commercial and Industrial
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Construction and demolition
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Plastic
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Paper and cardboard
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Wood
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Bulky Waste

Outstanding robustness - designed to perform
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The M&J 3000M is built with industry-leading technology to deliver exceptional performance, even under the most demanding conditions. Key features include:
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Original Industrial Pre-Shredding Technology:
The aggressive knives, welded to the shaft and crafted from specially selected hard steel, ensure durability and the ability to tackle the toughest shredding jobs.
High Productivity:
A twin-shaft, asynchronous cutting system drives exceptional results. The continuous
material flow ensures consistent, high-quality output to optimize operations.
Trouble-Free Operation:
Engineered for durability and reliability, the smart design minimizes unplanned repairs and downtime. This means increased productivity and lower overall operational costs.
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With the M&J 3000M, you gain more than a shredder - you get a robust solution tailored for efficiency and cost-effectiveness.

Customizable Cutting Tables and Knives
Cutting table with different knivesconfigurations tailored to your applicationsKnife types available: Samurai & ClassicNo of knives available : 7 / 8 / 9 / 11
Tailored for Different Material Types
6 programs: 3 pre-programmed and 3- configurable, tooptimize your capacity according to the material type
Excellent working conditions for service
Easy service access via big door opening from both sidesand the spacious area inside the shredder power pack
Services for your industrial waste shredder
Spare and Wear Parts
Original equipment replacement parts for your M&J PreShred 3000M ensure proper fit, form and function to reduce maintenance issues and increase longevity. If your equipment fails, the productivity of your entire plant is at risk. To avoid any losses, critical replacement parts are readily available when you need them.
Our global distribution logistics network ensures that spare and wear parts are available whenever you need them.
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Service when you need it
Our service team consists of experts with extensive know-how when it comes to improving the performance of your M&J PreShred 3000 Mobile and the whole recycling process. We meet all kinds of service needs at short notice – either as individual tasks or as part of a fixed service agreement. These services include for example emergency service, repairs, preventive maintenance, refurbishments, upgrades, process optimization, relocation services and training.
Sales Leaflets
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