• High Pressure Grinding Roll

High-Pressure Grinding Rolls (HPGR)

Applicable materials:River pebble, Calcite, quartzite, marble, cobble, bentonite, iron ore, bluestone, mountain stone, water slag, limestone, weathered sand, Diabase, granite, basalt

  • Feed size:≤100mm
  • Productive capacity:60-300t/h

Application scope:Highway, railway, high-rise buildings, municipal, hydropower dam construction, concrete mixing station, sand and stone field, etc.

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Product description

Mining & Aggregates Solution

High-Pressure Grinding Rolls (HPGR)

Superior efficiency in fine crushing with static pressure extrusion. Slash energy consumption by up to 45%.

Capacity: 60 – 300 t/h | Targeted Fine Crushing

Next-Generation Fine Crushing

The HPGR series is engineered for high-intensity fine crushing in global mining, cement, and construction aggregate industries. By replacing inefficient kinetic impactors with automated static pressure extrusion, our system delivers micro-fractured ore, significantly reducing the downstream milling load and drastically lowering your operational TCO (Total Cost of Ownership).

Heavy-Duty HPGR Sizing Machine

Heavy-Duty HPGR Sizing Machine

Core Engineering Advantages

Energy Mastery

40%+ energy reduction through static extrusion vs. high-velocity impact collision.

Liner Longevity

90% wear-liner utilization rate; superior durability for hard-rock applications.

Uniform Output

85% product yield with ideal cubic geometry; ultra-low fine powder content.

Smart Automation

One-click startup and adaptive pressure adjustment for seamless production.

Specifications Matrix

Model Roller Dim. (mm) Cap. (t/h) Power (kW)
G8030 800×300 60-90 90×2
G1060 1000×600 130-150 160×2
G1280 1200×800 180-200 250×2
G1410 1400×1000 220-300 315×2

How It Works

The HPGR operates by channeling material between two counter-rotating rollers. As pressure is applied, the ore particles crush each other (inter-particle breakage), creating an efficient, energy-conserving process.

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suitable for more than 200 types hard materials
  • Small-Scale Gold Ore Crushing Line
  • Granite sand making
  • Molybdenum ore beneficiation
  • Limestone sand making

Sand Production Application

In sand production lines, the double-roll crusher functions as a sand-making machine, offering advantages such as no wear parts, low maintenance costs, adjustable sand particle size, high yield rate, and excellent sand particle shape. It is widely used in the sand-making industry.

Mineral Processing Crushing Applications

In the mineral processing industry, double-roll crushers or high-pressure roller mills are employed for fine crushing operations. Positioned upstream of ball mills, they can reduce 2-3 cm ore particles to less than 1 mm, significantly enhancing the operational efficiency of mineral processing ball mills and boosting overall production productivity.    
  • Sand Production Application

  • Mineral Processing Crushing Applications

Technical parameters

Qualification certification

Multiple international authoritative certification, quality assurance

service
  • Kindly

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  • 7x24hours

    Online customer service.

  • Customization

    Well-trained engineers offer you customized crushing solutions.

  • Production

    Orders will be completed fast with high quality.

  • Installment

    Online technical guidance provided.

  • 7x24 Hours

    7x24 Hours
    All Life Service.

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