News
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Jordan Layer Feed Mill Achieves 93% PDI with SZLH420 Ring Die Pellet Mill – Hongyang Case Study
Executive Summary Jordan has emerged as one of the Middle East and North Africa’s most advanced poultry markets. The Kingdom achieved full self-sufficiency in table eggs and surpassed 80% poultry meat self-sufficiency in 2024, supported by sector-wide investments exceeding JD 2.4 billion...Read more -
Slovak Dairy Cooperative Boosts Pellet Durability to 95.6% with Hongyang HYPM-508 Ring Die Pellet Mill
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Vietnam Broiler Feed Mill Achieves 94.3% PDI with Hongyang SZLH420 Ring Die Pellet Mill | Customer Case Study
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Ring Die Pellet Mill: Key Technical Parameters & Selection Guide (2025)
The ring die is the heart of any pellet mill production line. Its geometry, metallurgy, and thermal history directly determine throughput, pellet durability, energy consumption, and operational lifespan. Yet die selection is frequently reduced to a catalog number match—an approach that leaves sub...Read more -
Mongolia Beef Feedlot Achieves Stable Pellet Production at -35°C with Hongyang HYPM Ring Die Pellet Mill
Country: Mongolia Client Type: Mid-size integrated beef cattle and sheep feedlot (8,500 head cattle, 12,000 sheep, feedlot-to-finish operation) Feed Type: Ruminant complete feed pellets (barley-wheat bran-hay-rapeseed meal based) Equipment: Hongyang HYPM-508 ring die pellet mill with extended dou...Read more -
SZLH508 Ring Die Pellet Mill Delivers Consistent Beef Cattle Feed for Albanian Feedlot – Hongyang Case Study
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Costa Rica Tilapia Farm Reduces Feed Costs with Hongyang SZLH420 Ring Die Pellet Mill: 22-Minute Water Stability and 96% PDI Achieved
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Ring Die Pellet Mill Upgrade Transforms Zimbabwe Broiler Feed Production | Liyang Hongyang
Executive Summary In a competitive broiler market where feed accounts for approximately 70% of total production costs, pellet quality is not a technical nicety — it is a margin-defining variable. When a commercial broiler operation in Mashonaland East Province, Zimbabwe, found its decade-old...Read more -
Italian Poultry Feed Mill Achieves 96.5% PDI and 18% Energy Reduction with Hongyang SZLH Ring Die Pellet Mill
Executive Summary Parameter Before Hongyang After Hongyang Improvement Pellet Durability Index (PDI) 91.2% 96.5% +5.3 pp Specific Energy Consumption 14.8 kWh/t 12.1 kWh/t -18.2% Average Throughput 7.1 t/h 8.2 t/h +15.5% Ring Die Service Life 1,800 h 2,650 h +47.2% Fines Return...Read more -
Cause Analysis and Solutions for Ring Die Cracking
Introduction Ring die cracking is among the most costly failure modes in pellet mill operation. Unlike progressive wear which degrades pellet quality gradually and provides warning through declining throughput and increasing fines cracking often occurs suddenly, causing unplanned downtime, produc...Read more -
Methods for Improving Feed Pellet Durability Index (PDI)
The Pellet Durability Index (PDI) is the feed industry’s standard metric for pellet physical quality. Measured by tumbling a sample of pellets in a standardized tester (Holmen pneumatic or Kansas State tumbling can method) and calculating the percentage of pellets that remain intact,...Read more -
Ring Die Service Life Extension and Maintenance Guide
A ring die represents one of the most significant consumable costs in feed mill operations. Industry data indicates that a standard-quality ring die typically processes approximately 3,000 tons of material before reaching end of life, while premium-quality dies can process 7,000 tons or more [1]...Read more
