News
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Troubleshooting High Pellet Fines: Improving Your Pellet Durability Index (PDI)
By Shanghai Zhengyi Machine Engineering Technology Manufacturing Co., Ltd. Core Objective In modern feed manufacturing, excessive pellet fines represent more than a cosmetic quality issue—they directly indicate structural weaknesses in pellet formation and lead to economic loss, reduced feed effi... -
Ring Die & Roller Maintenance Checklist: Extending Service Life Through Precise Adjustment and Wear Control
Core Objective The primary objective of ring die and roller maintenance is to extend component service life while maintaining stable pellet quality and efficient production. In modern feed pellet mills, ring dies and roller shells are subject to continuous high-pressure contact, friction, and the... -
Oil Boiling vs Burning: Safe Cleaning Methods for Feed Pellet Ring Dies
Engineering Comparison, Risks, and Best Practices for Feed Pellet Mills In feed pellet production, cleaning a blocked ring die is a critical maintenance task that directly affects die lifespan, pellet quality, and operational safety. When blockage occurs, two cleaning methods are commonly discuss... -
Why Feed Pellet Ring Dies Get Blocked and How to Prevent It
Root Causes, Engineering Insights, and Practical Solutions for Feed Pellet Mills In feed pellet production, ring die blockage is one of the most common yet misunderstood operational problems. Many feed mills treat blockage as an unavoidable issue or attempt to solve it only after production is in... -
How to Unclog a Feed Pellet Ring Die Without Damaging It
How to Unclog a Feed Pellet Ring Die Without Damaging It The Oil Boiling Method for Safe Pellet Mill Troubleshooting In feed pellet production, ring die blockage is a frequent and costly issue that directly affects output stability, pellet quality, and equipment lifespan. When a feed pellet ring ... -
Ring Die Refurbish Machine
Grinding: Grinding the internal surface of ring die. One grinding wheel was equipped on the repair machine for shipment. The life time of one piece of grinding wheel can be used for grinding 4-5 pcs ring dies. Clearing holes: Clearing residual materials in the holes. Twist driller is used... -
CP M&E GROUP: Farewell at Dawn
The morning meeting on December 5th was anything but ordinary. As dawn sunlight flooded the workshop and the hum of machinery had yet to fully awaken, workers lined up in teams as usual—not just to receive the day’s work assignments, but to extend their sincere blessings to a long-serving colleag... -
Shanghai Zhengyi’s 2025 “Quality Month” Campaign Successfully Concluded!
In the golden month of September, adhering to the theme of “Deepening Total Quality Management (TQM) to Promote Win-Win Outcomes for Quality and Efficiency,” Shanghai Zhengyi actively responded to the Group’s call of “Digitally & Intelligently Driven, Consolidate Funda... -
Chinese Smart Manufacturing Shines at Eurasian Hub! Shanghai Zhengyi Debuts High-End Ring Die Products at 2026 Turkey TUYEM Exhibition
Recently, Shanghai Zhengyi Machinery Engineering & Technology Manufacturing Co., Ltd., a high-tech enterprise in Shanghai, officially announced its participation in the TUYEM Animal Husbandry & Poultry Exhibition to be held in Istanbul on April 23, 2026. The company will showcase its core... -
New-Type Pellet Mill Ring Die Repair Machine — Bring Old Ring Dies Back to Life!
Still distressed about the costs of worn-out and scrapped pellet mill ring dies? The new-type pellet mill ring die repair machine is here, specifically designed to solve the problem of ring die wear! Adopting precise repair technology, it efficiently grinds and calibrates ring dies for issues l... -
Deepening Presence in African Market and Empowering Smart Animal Husbandry – Our Company Shines at 2025 Egypt International Agricultural and Livestock Expo with High Attention
Cairo News (October 18, 2025) The three-day 2025 Egypt International Agricultural and Livestock Industry Expo (October 16-18, Cairo International Conference and Exhibition Center) concluded successfully today. As a leading enterprise in China’s agricultural and livestock equipment sector, o... -
Ready to Connect at Egypt RODEX Exhibition Tomorrow!
We’re thrilled to announce we’ll be at Egypt RODEX Exhibition starting tomorrow—your gateway to unlocking new opportunities in the Egyptian and MENA markets! Whether you’re seeking innovative solutions tailored to regional needs, exploring potential partnerships, or eager to dive into industry ...