2026 Tech Frontier
High Pressure Grinding Rolls (HPGR): Redefining Comminution Efficiency
Reducing OPEX by up to 45% via Advanced Inter-Particle Compression
A Strategic Shift in Milling
The High Pressure Grinding Roll (HPGR) has become the cornerstone of modern sustainable mining. By shifting from traditional high-velocity impact to high-pressure laminar crushing, HPGR technology fractures ore at the grain boundaries. This results in a 30-45% reduction in specific energy consumption. Whether processing hard iron ore or high-value gold tailings, this system delivers a superior micro-fractured product that enhances downstream leaching and recovery rates.
KEY SECTORS
- Base Metals: Gold, Copper, and Iron ore.
- Industrial Minerals: High-purity silica & quartz.
- Building Materials: Clinker & slag pre-grinding.
High Pressure Grinding Roll
Core Performance Pillars
Reduces power demand by 30-45% compared to ball mills, significantly shortening the ROI period for mining ventures.
Eliminates the need for grinding balls. Durable roller surfaces maintain peak performance even when worn down to 1cm.
Achieves 85% finished product yield in a single pass. Strictly limits over-grinding (fines <5%) for better grading.
Designed for “Green Mine” initiatives with low-decibel operation and dust-suppressed sealed chambers.
Engineering Excellence: Hard Rock Resilience
HSM HPGR series features High-Strength Centrifugal Casting rollers that handle abrasive feeds with ease. The integrated intelligent hydraulic system provides real-time “One-click” gap management and zero-stop pressure compensation. This stability ensures that even viscous or high-moisture materials are processed without compromising the industry-leading 85% throughput yield.
High Pressure Grinding Roll
Core Specifications
| Model Series | Roller Dimensions | Throughput (TPH) | Installed Power |
|---|---|---|---|
| G8030 | 800 × 300 mm | 60 – 90 | 90KW × 2 |
| G1060 | 1000 × 600 mm | 130 – 150 | 160KW × 2 |
| G1280 | 1200 × 800 mm | 180 – 200 | 250KW × 2 |
| G1410 | 1400 × 1000 mm | 220 – 300 | 315KW × 2 |
Optimize Your Comminution Circuit
Contact our senior engineers for a comprehensive material test and a customized HPGR configuration tailored to your site’s geology.
