379 E. Sibley Blvd., Harvey, IL 60426

Roller Regrinding and Reconditioning

Offering roll regrinding and reconditioning, Hi-Hard Corporation is equipped with cylindrical grinders to regrind and resurface your roller. Our reconditioning services ensure your roll meets your specific maintenance requirements in a timely manner. From disassembly of the roll to final inspection, Hi-Hard takes care of every step of the reconditioning process, including:

  • Cleaning and degreasing the roll and all parts
  • Pre-inspection reports
  • Journal repair
  • Regrinding roll body surface
  • NDT – Magnetic particle testing and dye penetration testing
  • Surface coatings and chrome and carbide coating

Hi-Hard offers regrinding services, roll repair services, roll tear down – inspection – repair – assembly. Journal repairs, dynamic balancing, roll coatings.

Product Description

Custom CNC Machining Capabilities Applied/Processes

Primary 
Grinding 
Re-machining 
Disassemble

Secondary 
Covering 
Heat Treatment 
Inspection 
Plating 
Welding

Equipment Used to Manufacture Part

Lathe 
Cylindrical Grinder 
Heat Treatment Furnace 
Quench Tank

Temper Box 
Vertical Mill 
Dynamic Balance 
Presses

Overall Part Dimensions

O.D.: ø 8″ to 37″

Length: up to 150″

Tightest Tolerances

±0.0002″

Material Used

Alloy Steel: 4140, 4150, 6150, 8620, 52100 
Carbon Steel: 1018, 1020, 1026, 1045, 1060 
Stainless Steel: 300 Series, 400 Series

Stainless Steel: 400 Series, 300 Series 
Tool Steel: D2, H13

Heat Treatment

    Rehardening is available

    • Coatings: Chrome Plating, Carbide Coating 
      Coverings: Rubber covering, Polyurethane Covering

    In Process Testing/Inspection Performed

    Check and record Diameter, Hardness, TIR, Surface 
    Magnetic Particle Testing

    Dye Penetrant Testing 
    ISO Balance Grade

    Industry Focus

    Aerospace

    Can Flooring

    Food Processing

    Non-Ferrous Operations

    Paper

    Plastic

    Push Pull Pickle Lines

    Printing

    Roofing

    Steel Service Centers
    Steel – Cold Mills
    Steel – Pickle Lines
    Steel – Galvanizing Lines
    Steel – Temper Mill
    Steel – Hot Mills
    Steel – Plate Mills
    Z Mill Operations

    Fabricated Design

    Bolt in hubs  
    Fabricated stub end

    Solid stub end  
    Through shaft with lock colla

    Finish / Coatings

    Anodized 
    Black Oxide 
    Galvanized 
    Painted

    Polished 
    Powder Coated 
    Zinc-Plated

    Dynamic Balance

    Roll to be final dynamic balanced to ISO balance grades

    Assembly

    Finished rolls can be assembled to customer requirements with housing, bearings, seals, gears, drives, retainers, gear lubricants

    Production Volume

    Specialty Production Shop 
    Prototype 
    Low Volume 
    Small Run

    High Volume 
    Large Run 
    Long Run 
    Large Scale Production Volume Run

    Delivery / Turnaround Time

    1-5 Weeks

    Delivery Location

    United States 

    Canada 

    Mexico

    Standards Met

    Customer supplied print, 2D CAD Drawing

    Product Name

    Roll Regrind and Reconditioning Services

    Satisfaction Guaranteed

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