Zhejiang Tongli Heavy machinery

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12/05/2026

NPK Compound Fertilizer Plant Crusher Conveyor Screener Bucket Elevator ScrewMixer Machine Equipment

https://cementl.com/ In this video we take you a tour of our fertilizer crusher conveyor screener workshop.

























12/05/2026

Urea Crusher & Chain Crusher DAP Cage Crusher for Fertilizer Production Fertilizer Crushing Machine.

https://cementl.com/ Urea Crusher, Chain Crusher, and DAP Cage Crusher are essential fertilizer crushing machines widely used in compound fertilizer, NPK fertilizer, DAP fertilizer, MAP fertilizer, and organic fertilizer production plants. These industrial crushing machines are designed to reduce oversized granules, agglomerates, and hard fertilizer lumps into uniform particle sizes for further granulation, blending, or packaging processes.

The Urea Crusher, also known as a Urea Lump Crusher, Urea Grinder, or Fertilizer Urea Pulverizer, is specially designed for crushing urea granules without excessive dust generation or material sticking. It is commonly used in bulk blending fertilizer plants and NPK fertilizer production lines due to its high crushing efficiency and low maintenance requirements.

The Chain Crusher, also referred to as a Chain Mill Crusher, Chain Pulverizer, Vertical Chain Crusher, or Fertilizer Chain Crusher, utilizes high-speed rotating chains to impact and crush fertilizer lumps and agglomerates. It is ideal for crushing organic fertilizer, phosphate fertilizer, superphosphate, and returned fertilizer materials. Dual rotor and single rotor chain mill designs are available for different capacity and crushing requirements.

The DAP Cage Crusher, also known as a Cage Mill, Cage Mill Crusher, Fertilizer Cage Crusher, or DAP Crusher, features high-speed rotating cage bars that provide powerful impact crushing action. It is particularly effective for crushing DAP fertilizer, ammonium phosphate, compound fertilizer, and brittle bulk materials. Cage crushers are widely recognized for their high crushing ratio, compact structure, and excellent performance in fertilizer production applications.

























12/05/2026

Double Shaft Rotor Chain Crusher Chain Mill NPK Compound Fertilizer Pulverizer Crusher Machine.

https://cementl.com/ A Chain Mill, also known as a Chain Crusher, is a high-efficiency size reduction machine designed to reduce the particle size of materials through the high-speed impact of rotating chain links. Widely used in fertilizer, chemical, mining, and bulk material handling industries, chain mills are especially effective for crushing agglomerates, lumps, and soft to medium-hard materials into smaller, uniform particles.

Website: https://cementl.com/
Email: [email protected]
Whatsapp: +86 15988878668

The Chain Mill, also known as a Chain Crusher, Chain Mill Crusher, Chain Pulverizer, or Chain Type Crusher, typically features a dual-rotor configuration in which two independent rotors rotate in opposite directions to create multiple high-impact crushing zones inside the chamber. This advanced Double Rotor Chain Mill design maximizes crushing efficiency through carefully engineered rotor spacing, optimized rotational speed, and controlled material flow paths. As material enters the crushing chamber, it is repeatedly struck by high-velocity swinging chains, enabling rapid particle size reduction and highly efficient crushing performance. The machine is widely used as a Fertilizer Chain Crusher, Organic Fertilizer Crusher, NPK Fertilizer Chain Crusher, Phosphate Crusher, and Superphosphate Crusher for processing agglomerates, fertilizer lumps, tailings, and other bulk materials.






























12/05/2026

Chain Mill Crusher - NPK Compound Fertilizer Crushing Machines Urea Map DAP Oversize Pulverizer.

https://cementl.com/ A chain crusher (also called a chain mill crusher) is a type of industrial crushing machine that uses high-speed rotating chains to impact and break material into smaller particles. It is widely used in the fertilizer industry, especially for crushing soft to medium-hard materials and breaking fertilizer lumps.

Website: https://cementl.com/
Email: [email protected]
Whatsapp: +86 15988878668

Inside the machine, there is a rotor mounted on a shaft with several heavy chains attached. When the motor drives the rotor at high speed:
1. The chains swing outward due to centrifugal force.
2. Material enters the crushing chamber.
3. The rapidly moving chains strike the material repeatedly.
4. The material breaks apart through impact crushing.

Chain crushers are commonly used for:
1. Fertilizer lump crushing
2. Organic fertilizer crushing
3. Superphosphate and TSP crushing
4. NPK fertilizer processing
5. Breaking returned granules or tailings
6. Crushing soft minerals and chemicals

Examples include:
1. Superphosphate
2. Triple superphosphate (TSP)
3. Ammonium sulfate
4. Organic compost
5. Fertilizer tailings
6. Granular fertilizer
7. Soft agglomerates

Main Advantages
1. High capacity → can process large volumes per hour
2. Low maintenance → simple structure with few wear parts
3. Compact design
4. Heavy-duty steel housing
5. Easy access with removable back plate
6. Good for sticky or lumpy fertilizer materials






























12/05/2026

Urea Crusher Pulverizer | Urea Grinder | NPK & Compound Fertilizer Crushing & Milling Machine

https://cementl.com/ The Urea Crusher is a versatile machine designed for efficient crushing and grinding of blocky urea and other fertilizer materials. Also known as a fertilizer pulverizer, urea grinder, or compound fertilizer crusher, this equipment converts hard urea blocks and NPK compound fertilizers into fine, uniform powder, ensuring smooth processing and high-quality output.

Ideal for fertilizer plants and agricultural production, the machine is sometimes referred to as a fertilizer crushing machine, urea powdering machine, urea breaker, or fertilizer milling machine, reflecting its multiple functions in size reduction, powdering, and preparation of granular and block fertilizers. It handles both single-nutrient urea and multi-nutrient compound fertilizers, providing reliable performance, high efficiency, and consistent results.

With its robust design, this equipment is essential for producing NPK and compound fertilizers, making it a go-to solution for fertilizer manufacturing, agricultural processing, and industrial-scale powder production.






























12/05/2026

Urea Crusher, Easy Processing of Blocky Materials to Powder NPK Compound Fertilizer Making Machine.

https://cementl.com/ Efficient Urea Crusher for easy processing of blocky materials into powder. Ideal for NPK and compound fertilizer production, ensuring uniform particle size and smooth operation.






























12/05/2026

Cage Mill Crushers - Industrial Pulverizing Equipment Impact Mills Cage disintegrator NPK Fertilizer

https://cementl.com/ The cage mill grinder and mixer is a versatile material reduction machine that requires no screens for final product sizing and features an open discharge to prevent plugging. Its low-profile, modular design allows for easy adjustment from coarse to medium grind by changing the mill speed, while providing straightforward access to bearings and motors for maintenance.

This selective crushing, controlled-impact, multi-cage mill is engineered for sizing minerals and agglomerates, including wet or tacky materials. It is ideal for less abrasive substances where high-capacity, uniform particle size, and high yield are required, making it suitable for detergents, minerals, fertilizers, coal, clay, salt, and soda ash.

Capacities range from 1 to 70 tons per hour, with a maximum feed size of 2½ inches. Actual throughput depends on feed size, feed rate, operating conditions, desired product output, material characteristics, and equipment configuration.

Material testing and contract processing can be performed in full-size cage mills at specialized testing facilities, with professional support available for system design and process optimization.






























12/05/2026

Cage Crusher Cage Mill | Double-Rotor Counter-Rotating DAP & Compound NPK Fertilizer Crusher
https://cementl.com/ Experience efficient and reliable material reduction with a cage crusher, also known as a cage mill, designed for industrial applications including DAP and compound fertilizer production. This high-performance fertilizer cage crusher features two sets of counter-rotating rotors, each composed of two concentric circles of vertical bars, ensuring thorough crushing and uniform size reduction of bulk materials.

Website: https://cementl.com/
Email: [email protected]
Whatsapp: +86 15988878668

Also referred to as a double-rotor cage mill, impact cage crusher, or granulator crusher, this versatile machine handles a wide range of materials—from powders and granules to fertilizer lumps—while maintaining low operational noise levels. Its robust construction and industrial-grade design guarantee long-lasting performance, making it ideal for vertical cage mill setups, powder mills, and heavy-duty fertilizer crusher machines.

Whether used as a counter-rotating cage crusher, industrial cage mill, or fertilizer crusher machine, this equipment ensures smooth, consistent, and safe operation, optimizing production efficiency while reducing wear and maintenance costs.






























12/05/2026

Cage Mill / Cage Crusher No-Load Test | Noise Level 78-80 dBA | Ideal for DAP & Compound Fertilizer.

https://cementl.com/ Before putting a cage mill or cage crusher into full production, a no-load test is performed to verify its mechanical and electrical performance under safe, unloaded conditions. This test ensures that both rotor motors start smoothly, operate correctly in their counter-rotating configuration, and function reliably without material in the crusher.

During the test, the two motors are energized simultaneously, and the rotors rotate in opposite directions, just as they would under normal processing conditions. Engineers monitor the current, voltage, and overall motor performance to confirm that the electrical system is operating within design parameters.

At the same time, a noise level measurement is conducted to assess the operational sound of the crusher. The cage mill is required to maintain a noise level below 85 dBA, ensuring compliance with workplace safety standards and minimizing environmental impact. This combined electrical and acoustic verification guarantees that the equipment is safe, stable, and ready for processing materials such as DAP, compound fertilizers, or other bulk solids.






























12/05/2026

Cage Crusher Rotor | High-Performance 40Cr (AISI 4140) Alloy Steel Rotor for Industrial Crushers

https://cementl.com/ In a cage crusher (also called a cage mill), the material is reduced by impact and shear as it passes through the rotating cages. The core of this system is the rotor assembly, which consists of two sets of rotors rotating in opposite directions. Each rotor set is composed of two concentric circles of vertical bars or “columns”. These bars are arranged so that material entering the crusher is continuously struck, sheared, and broken as it moves through the gap between the cages. The counter-rotating motion of the two sets increases impact forces, prevents material from simply spinning inside, and ensures uniform size reduction.

The rotor bars are typically made of high-strength alloy steel—like GB 40Cr (AISI 4140)—to withstand the heavy wear and impact of crushing. The robust construction and precise alignment of the rotors allow the cage mill to efficiently process a wide range of materials, including coal, minerals, fertilizer, and other bulk solids.






























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2289 Huancheng South Road, Jiaxing
Tongxiang
314500

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