INDUSTRIAL HIGH-PRESSURE GRINDING

High Pressure Grinding Roll (HPGR)

Energy-Efficient Comminution | Interparticle Crushing | Handles Hard & Abrasive Ores

Discharge Size: 0.5mm – 20mm Adjustable

Our High Pressure Grinding Roll is a modern, energy-saving comminution solution that uses interparticle crushing to achieve superior reduction with minimal wear. By applying extreme pressure (up to 6 MPa) through two counter-rotating rolls, it creates a densely packed material bed that fractures along grain boundaries – significantly reducing energy consumption compared to conventional ball mills. This makes it an ideal choice for hard rock mining, cement clinker, and pellet feed preparation.

HPGR

Why Choose Our High Pressure Grinding Roll?

Interparticle Crushing Technology: Material is compressed into a packed bed, causing micro-cracks that weaken particles and lower downstream grinding energy by up to 30%.

High Pressure & Low Speed: Operates under 4–6 MPa with optimal roll speed, maximizing throughput while minimizing roll surface wear.

Superior Wear Resistance: Roll surfaces are protected with long-life studded or tungsten carbide stud linings, suitable for abrasive ores like iron, copper, and gold.

Hydraulic Automatic Adjustment: Real‑time pressure control and roll gap adjustment ensure stable product size and protect against uncrushable tramp materials.

Flexible Configuration: Available in multiple roll diameters and widths to match your capacity needs from 50 t/h to over 2000 t/h.

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  Actual workshop photo of High Pressure Grinding Roll (HPGR)

Technical Parameters

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