Fabhind Private Limited

Pre-Shredder Unit -Frist Unit·        Feeding Conveyor·        Double-shaft Shredder 90 KW Each·        Conveyor·        Classifier·        Conveyor·        Conveyor·        Control system  Rasper ( 25 MM Chips ) Unit -1·        Feeding Conveyor·        Rasper·        Vibratory Conveyor 1.5 KW·        Magnet Separator 1.5 KW·        Conveyor·        Control System Raw Material Storage Area·        Belling  Big Bag·        Loose Rasper Steel Remover Unit -3·        Feeding Conveyor·        Rasper·        Vibratory Conveyor 1.5 KW·        Magnet Separator 1.5 KW·        Conveyor·        Control System Steel Bundle Packing Unit·        Belling  Unit 3 Stage·        Penal Dust Colleting Systems·        Bag House·        Air Compressor·        Duck Line·        Penal For Primary Chips Storage Unit ·        Feeder Hopper·        In put Elevator·        Out Elevator·        Belt Conveyer

A pre-shredder is a heavy-duty industrial machine that performs the initial size reduction of large, bulky, or tough materials. Installed at the beginning of a recycling or waste management line, it prepares waste for further processing by primary shredders or other equipment. 

How pre-shredders work

Pre-shredders use a low-speed, high-torque mechanism to tear and break apart materials. Most are twin-shaft shredders, featuring two rotating shafts with interlocking blades. 

·        Dual-shaft action: Two opposing shafts fitted with rows of specialized knives or hammers rotate slowly to grab and pull material into the cutting chamber.

·        Tearing and shearing: The slow, high-torque action uses a combination of shearing and tearing forces to rip material apart, as opposed to the high-impact crushing of a final shredder.

·        Hydraulic drive: Many industrial pre-shredders are driven by powerful hydraulic motors, which provide the high torque and adjustable force needed to process tough and heavily bundled materials.

·        Automated control: An intelligent control system can automatically manage the motor's rpm, oil pressure, and blade direction to optimize the shredding process and protect the machine from damage. 

Common applications

Pre-shredders are crucial for a wide range of recycling and waste management processes. 

·        Scrap metal: Preparing baled metal, vehicle bodies, appliances, and other large, heavy scrap for final shredding.

·        Municipal solid waste (MSW): Processing large and bulky municipal waste, including furniture and mattresses.

·        Construction and demolition (C&D) waste: Handling large, oversized plastic containers, wood, and other construction debris.

·        Electronic waste (e-waste): Processing large electronic devices before their components are separated and sorted.

·        Plastic recycling: De baling and initially breaking down plastic bales, film, woven bags, and other voluminous plastic waste. 

Key advantages

Using a pre-shredder in a multi-stage recycling process offers several benefits. 

·        Protects main shredders: It significantly reduces wear and tear on the final, higher-speed shredders by removing or pre-processing unshreddable materials, like dense metals.

·        Increases throughput: By homogenizing the size and flow of material, it allows the main shredder to operate at a more consistent rate, which boosts overall processing capacity and efficiency.

·        Enhances safety: By breaking down material in a controlled, low-speed environment, it minimizes the risk of dangerous explosions caused by unknown or flammable materials in the feedstock.·