Function of the Pellet Mill Roller
The pellet mill roller is a critical working component in ring-die pellet mills. Its primary function is to generate compressive force and press raw materials through the holes of the Pellet Ring Die to form pellets. The roller operates directly inside the pelleting chamber, where it is subjected to heavy loads, high friction, and continuous operation, directly affecting production capacity, pellet quality, and overall machine stability.
During the pelleting process, the roller rotates and presses material against the inner surface of the ring die, creating the required pressure for the material to be compacted and extruded through the die holes with uniform size and strength. The roller’s surface design and hardness ensure even pressure distribution, reduce material slippage, minimize die wear, and help produce pellets with a dense structure and minimal cracking.
High-quality rollers also help reduce energy consumption, extend die service life, maintain stable pelleting performance, and ensure reliable, long-term operation of ring-die pellet mills in animal feed and aquaculture feed production. Therefore, selecting a reputable manufacturer or machining supplier for pellet mill rollers is a top priority.

Pellet Mill Roller Machining at Tien Phat Mechanical
Machining Pellet Mill Rollers is a critical technical process in ring-die pellet mills, as rollers directly generate the compressive force required to press raw materials through the die holes to form pellets. Roller quality has a direct impact on pelleting capacity, pellet uniformity, pellet strength, and the service life of the pellet die. With over 20 years of experience, Tien Phat Mechanical has developed deep expertise in material properties, friction and compression mechanisms, and the harsh operating conditions of animal feed and aquaculture feed processing equipment. We select high-quality steel blanks with excellent wear resistance, high load-bearing capacity, and good heat resistance, suitable for continuous operation under high pressure in pellet mills.
Pellet Mill Rollers at Tien Phat Mechanical are precisely machined using advanced CNC systems, ensuring accurate technical design, high concentricity, optimized rolling surface finish, and uniform pressure distribution across the entire working surface. The roller structure is robustly engineered to match specific machine models and raw material characteristics, helping to minimize slippage, reduce die wear, and improve overall pelleting efficiency. Each roller undergoes controlled heat treatment and surface hardening to optimize mechanical properties, enhance wear and pressure resistance, and significantly extend service life.
In addition, a strict quality control system is applied throughout the entire manufacturing process, from inspection of overall dimensions, concentricity, and surface roughness to hardness and other critical technical parameters. Supported by modern measuring and inspection equipment, every Pellet Mill Roller delivered meets technical requirements and ensures stable, long-term operation.
Tien Phat Mechanical’s Pellet Mill Rollers are compatible with most ring-die pellet mill brands on the market and are widely used in industries such as animal feed processing, aquaculture feed production, wood pellet manufacturing, fertilizer production, and many other industrial applications.
Technical Specifications
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Material: Alloy Steel
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Hardness: 54–56 HRC
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Heat Treatment: Vacuum heat treatment
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Types: Customized based on machine models and customer requirements
Ordering & Delivery
Optimized processes to minimize customer downtime:
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Quotation: Detailed response within 24 working hours
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Manufacturing Lead Time: 15-20 days, depending on type and raw material
(urgent orders can be expedited) -
Shipping:
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Domestic: Door-to-door delivery within 2–5 days, depending on location
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Export: Support for various Incoterms (FOB, CIF, CIP, DDP, etc.) upon request
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Packaging: Rust-preventive oil coating, shrink wrapping, and sealed wooden crates compliant with export standards
Technical Support
Remote online technical support or on-site assistance at the customer’s factory, depending on requirements.
Commitment
With a team of experienced and professional engineers and technicians, Tien Phat ensures finished products with high precision that fully meet technical requirements and respond quickly to customer needs.
We place trust and reliability at the core of our operations and are committed to completing all orders on time while maintaining the highest quality standards. In the event of equipment issues, we pledge to provide prompt solutions and timely support to minimize downtime and losses for our customers.
Contact Information
Tien Phat Trading & Service Mechanical Company Limited
- Head Office: 237A National Highway 1K, Linh Xuan Ward, Ho Chi Minh City, Vietnam
- Branch Factory: No. 3, Cay Tram Residential Area, Tan Khanh Ward, Ho Chi Minh City, Vietnam
- Website: https://cokhitienphat.com
- Email: cokhitienphat@gmail.com
- Phone: (+84) 937 059 288
- Facebook: facebook.com/cokhitienphat

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