GRINDING MILLS – BALL Mills, SAG Mills, AG Mills & ROD Mills

GRINDING MILLS – BALL Mills, SAG Mills, AG Mills & ROD Mills

We refurbish, design and manufacture an extensive range of high-quality mills and mill components to exacting standards, offering you a turnkey service that’s backed by two decades of engineering expertise.

BROCHURE


Finite Element Analysis (FEA)


Ball Charge Trajectory Modelling (DEM)


Mechanical 3D Modelling

MILL DESIGN, MANUFACTURE & INSTALLATION

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From design and manufacture to installation, commissioning and a comprehensive aftermarket service, Harcliff mills are designed with cost-effectiveness in mind. Fast-tracked deliveries are undertaken when required.

Every mill design is accompanied by:

  • Finite element modelling to determine potential high-stress areas
  • Ore-specific ball charge trajectory simulations
  • Mechanical 3D computer modelling
  • All drive trains are designed and constructed to meet American Gear Manufacturing Association (AGMA) standards.
  • Material grades undergo a rigorous selection process to optimise the strength and durability of your mill.

REFURBISHMENT & RELOCATION OF PRE-OWNED MILLS

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When you need a new mill, budgetary or time constraints may be a limiting factor. We can refurbish your mill or convert a previously-owned unit to meet your specific needs. For example, a ball mill may be converted into a SAG mill or a rod mill into a ball mill.

Refurbishment is treated as a turnkey project – starting with the removal of your mill and redesign work (when required) and moving on to manufacturing replacement equipment, meticulously renovating mill components, transportation, installation, commissioning and maintenance.

MILL COMPONENTS

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We manufacture and refurbish a comprehensive range of mill components. These include:

  • Girth gears and pinions
  • Gearboxes
  • Mill shells
  • Sole plates
  • Trommels
  • Shell and head liners
  • Trunnion ends
  • Main drives and barring drives
  • Feed hoppers
  • Lubrication sets
  • Coupling sets
  • Bearing housings

MILL SIZES

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Mills are custom made to suit client process requirements in terms of tonnage per hour required and ore body bond index capability. Some popular sizes are as follows:

MODULAR MILL SIZES

Mills are custom made to suit client process requirements in terms of tonnage per hour required and ore body bond index capability. Some popular sizes are as follows:

MODULAR MILL SIZES

GRINDING MILLS GALLERY