China Industrial Grinder Machine Manufacturers Suppliers Factory - Custom Service

Your Professional Industrial Grinder Machine Supplier

RITECH is a system integration company specialized in total solution of waste plastic, tyres crushing and recycling for more than twenty years with German technical background.
Our core product range-including Shredder, Crusher, Pulverizer, Crusher Machines, Industrial Granulation Machines, Shredder & Crusher Systems, Plastic Washing Line, and Waste Tyre Recycling Lines-is engineered for efficiency, durability, and stable long-term operation.

Plastic Crushing Crusher Machine
Plastic Crushing Crusher Machine – High-Efficiency Plastic Recycling Crusher for Industrial Use
Plastic Crushing Granulator/Crusher
Plastic Crushing Granulator / Crusher – High-Efficiency Plastic Recycling Machine
Industrial Rubber Granulator
Industrial Rubber Granulator – High-Performance Solution for Efficient Rubber Recycling
Tyre Granulator Machine
Tyre Granulator Machine – High-Efficiency Rubber Recycling Equipment
Tire Granulator Equipment
Tire Granulator Equipment: High-Efficiency Solutions for Professional Tire Recycling Operations
Plastic Regrind Equipment
Plastic Regrind Equipment: High-Efficiency Solutions for Plastic Recycling and Cost Savings
Tyre Crusher Machine
The tire crusher machine is a heavy-duty industrial system engineered to process scrap tires—including passenger car, truck, and OTR tires—into smaller, uniform rubber chips or crumb. As a core
Industrial Plastic Granulator Machine
The Industrial Plastic Granulator is a heavy-duty size reduction machine designed for the efficient processing of rigid and soft plastic waste into uniform regrind. It plays a critical role in
Plastic Recycling Granulator
The Waste Plastic Pelletizer Machine is an advanced recycling system designed to convert processed plastic waste into high-quality, uniform plastic pellets. By integrating melting, extrusion,
PVC Granulator Machine
The PVC Granulation Machine is specially designed for the efficient size reduction and reprocessing of rigid and flexible PVC waste materials. It converts PVC scraps into uniform, high-quality
PVC Crusher Machine
Our advanced PVC Crusher Machine is a high-performance plastic recycling solution specifically designed for efficient PVC material processing. This versatile crushing equipment delivers exceptional
Industrial Granulators for Plastic Recycling
Heavy-Duty Industrial Granulators are engineered for demanding size reduction tasks in plastic recycling and industrial waste processing. Designed to handle tough, thick, and high-volume materials,

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Why Choose Us

Global Customer Collaboration

We maintain an extensive network of authorized agents and strategic partners across key international markets, including the United States, the United Kingdom, Spain, the Czech Republic, South Korea, Japan, and Russia.

Certified Manufacturing and Rigorous Quality Assurance

Our production facility is certified to internationally recognized standards (e.g., ISO 9001), and implements a comprehensive quality management system. This includes stringent incoming material inspections, in-process controls, and final product verification—ensuring consistent quality, supply chain stability, and dependable OEM/ODM capabilities for global clients.

Dedicated Pre-Sales and After-Sales Support

We offer professional, responsive support throughout the entire collaboration lifecycle: from initial technical consultation and customized sampling to order execution and post-delivery service—designed to facilitate seamless cooperation and foster enduring, value-driven partnerships.

Parameter

Item	Specification
Machine Type	Heavy-duty tire crusher / tire shredding machine
Applicable Materials	Waste tires (car tires, truck tires, ≤1200 mm diameter)
Input Size	Whole tires (after bead removal)
Output Size	~50 × 50 mm rubber blocks (or rubber strips)
Capacity Range	~300 – 3000 kg/h (model dependent)
Main Motor Power	~37 – 75 kW
Blade System	High-strength alloy steel blades (replaceable)
Drive System	Gearbox-driven heavy-duty reducer
Rotor Speed	Low-speed, high-torque operation
Reduction Ratio	Multi-stage crushing (primary size reduction)
Structure	Heavy welded steel frame
Application	Tire recycling, rubber granules / powder production line
Optional Systems	Steel wire separation, fiber separation, further grinding unit

Benefits of Industrial Grinder Machine

Recycling efficiency

A industrial grinder machine enables fast and efficient processing of large volumes of waste. By reducing the size of the plastic, it facilitates handling and transport, optimizing the recycling process.

Cost reduction

The use of industrial grinder machine helps to reduce the costs associated with the storage and transportation of plastic waste. In addition, by reusing grinded materials, companies can reduce the purchase of new raw materials.

Environmental sustainability

Industrial grinder machine help minimize environmental impact by promoting the recycling and reuse of these materials. This reduces the amount of waste that ends up in landfills or in the environment, contributing to the conservation of the planet.

Industrial Grinder Machine Maintenance: Keeping Your Machine Running at Peak Performance

Daily Checks

Inspect the cutting chamber for metal contaminants before startup (metal fragments destroy blades and can cause dangerous rotor damage).
Check the screen for cracks, deformation, or blocked holes — a clogged screen reduces throughput by 30–70%.
Verify that all safety guards, interlocks, and chamber door switches are functional before each shift.
Confirm the regrind discharge system (conveyor, vacuum, or collection bag) is clear and operating correctly.

Weekly Checks

Measure the cutting gap between moving blades and bed knives with feeler gauges — gaps exceeding 0.5 mm on precision grinders reduce cut quality and increase fines generation. Re-shim or replace as needed.
Inspect blade edges for chipping, rounding, or uneven wear. Blades showing more than 0.3 mm edge rounding should be rotated to the next usable edge (most blades have 2–4 usable edges) or replaced.
Check all bearing housings for unusual temperature or vibration — bearing temperature should not exceed 80°C during normal operation.
Lubricate all grease points per the manufacturer's schedule (typically every 40–160 operating hours).

Annual Service

Complete rotor inspection: Check rotor blade holders for wear, cracks, and proper torque on all mounting bolts (blade bolt failure at speed is a serious safety hazard).
Replace all bearings on a preventive schedule — bearing failure is the most common cause of unplanned downtime on industrial plastic grinders.
Inspect the cutting chamber walls and screen support frame for wear grooves or cracks from long-term abrasion.
Test all electrical safety systems, motor overloads, and emergency stop circuits.
Recalibrate the cutting gap after any blade set replacement to restore original tolerance.

Types of Industrial Grinder Machine

The Industrial Hammer Mill
The hammer mill is a device used to break down products into very fine particles. The hammers integrated into the grinder strike the product on the device’s screen at regular intervals. Thanks to the screen’s perforation, this device makes it possible to get a finished product approximately 2 mm thick. In addition, the particle size can go down to 20μ.

The Industrial Roller Mill
This type of industrial mill makes primary grinding possible. At the end of the operation, the finished product is rather coarse. The apparatus consists of two cylinders that mill the product. Depending on the nature and type of grinding you want, you can add teeth to the cylinders or keep them totally smooth. You can also control the speed of rotation.

The Lump Breaker
This industrial crusher makes it possible to break down several types of products that are compact, fat, or fibrous. The machine has several blades fixed on its rotors. To use this crusher, you simply insert clumps, along with water. The blades will separate the different clumps, resulting in a new product that can be used.

The Crusher
As the name suggests, this industrial grinder can crush a product, regardless of its consistency. The machine is generally used to crush rocks, stones, or any other hard product of that sort. The operation results in gravel, loose stones, and even very fine particles like sand or dust.

The Working Principles of Industrial Grinder Machine

Infeed And Pre-reduction

Plastic parts, film, or scrap are fed into the cutting chamber via hopper, conveyor, or direct robot transfer. Large single-shaft or two-shaft shredders may perform a coarse pre-cut before the material enters the grinder proper.

Cutting Action

Rotor-mounted moving blades pass in close tolerance against stationary bed knives (fixed blades bolted to the chamber walls). Plastic material caught between the moving and bed knives is sheared into smaller pieces. This scissor-cut action is repeated as the rotor spins, progressively reducing particle size.

Screen Classification And Discharge

Once particles are small enough to pass through the screen (typically 6–25 mm hole diameter), they fall through and are conveyed away by vacuum, blower, or gravity into a collection bin or directly back to the processing machine. Oversized particles recirculate in the chamber until they pass the screen.

Certificate

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Delivery Information

Shipping Methods

We offer a variety of shipping options, including sea freight, air freight, railway transportation, and international express delivery, to meet the diverse needs of our customers.

Estimated Delivery Time

We will provide you with the estimated delivery time for your order, which will be clearly stated in the formal order to ensure your rights are protected, allowing you to arrange for the receipt of your goods in a timely manner.

Order Tracking

We provide order tracking services, allowing you to stay informed about the current status and expected arrival time of your order. Detailed inspection information and shipping manifests, including photos and videos, are provided to ensure the security of your transactions.

FAQ

Q: What is the difference between a plastic grinder and a plastic shredder?

A: A plastic grinder (granulator) uses high-speed rotating blades (300–600 RPM) against fixed bed knives to produce uniform, screen-controlled regrind particles of 6–25 mm — suitable for direct reprocessing.

Q: How often do industrial plastic grinder blades need to be replaced?

A: Blade life depends on material abrasiveness, throughput volume, and blade material. For unfilled commodity plastics (PP, PE, ABS) processed at 200 kg/h, standard D2 tool steel blades typically last 300–800 operating hours before needing resharpening or rotation to the next cutting edge.

Q: Can an industrial plastic grinder process multiple plastic types simultaneously?

A: Mechanically, yes — an industrial plastic grinder can process a mix of plastic types. However, mixing incompatible resins (e.g., PP and PET, or PA and PE) in the regrind stream creates material contamination that renders the regrind unsuitable for high-quality reprocessing.

Q: How much power does an industrial plastic grinder consume?

A: Power consumption varies widely by machine size and operating conditions. A compact BTP granulator running at 5 kW processes 50–80 kg/h, representing an energy intensity of approximately 0.06–0.10 kWh/kg. A large central granulator at 75 kW processing 1,000 kg/h delivers similar efficiency at 0.075 kWh/kg.

As one of the most professional industrial grinder machine manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy cost-efficient industrial grinder machine made in China here from our factory. Also, custom service is available.

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