Abrasive Belt Calculator – Build Your Own Belts

For expert advice on abrasive belts to suit your particular application please call us on 01273 463677.

Use our belt calculators to build your own abrasive belts – please enter your desired material, belt width, length & grade/grit size below, and select ‘Get Prices’. You can also use the filter (optional) to find materials recommended for the specific substrates/surfaces which you are working on.

Don’t know your belt size? What Belt Size Does My Belt Sanding Machine Use?

NEW! We now offer an open-coat aluminium oxide designed for soft woods (2920), a zirconia for working on rubber/leather/plastics (R817), a SiC/cork mix for finer finishing on glass/brass/GRP (RB515/RB555), two long-lasting agglomerate materials for polishing/graining on all metals (JG530/PG730), and a yellow felt for finer finishing and buffing/brightening a surface.

Please note that the usual lead time for made to order belts is approx. 7 working days. To confirm whether something is a stock or made to order item please feel free to ask in our online chat.
Stocked Belts / CLEARANCE BELTS


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  • Belt Calculator – 2945 / RB346 J-Flex Aluminium Oxide Abrasive Belts

    Abrasives, grinding, deburring, polishing, PPE, abrasive belts, belt calculator, abrasive belts for metal, metalworking belts, polishing belts, j-flex belts, flexible abrasive belts, Hermes RB346 J-Flex Aluminium Oxide Abrasive Belts
    • Recommended for grinding of non-ferrous metals (primarily aluminium), stainless steel & carbon/mild steel
    • Highly adaptable to contours, curves and profiles
    • J-weight backing - flexible, perfect for grinding profiled surfaces with "slack" of the belt, for example on curves and contours or for polishing applications
    • Active additives reduce heat generation and guarantee cooler grinding, with less discolouration of the workpiece"]
    Aluminium Oxide
    Abrasives, grinding, deburring, polishing, PPE, abrasive belts, belt calculator, metalworking belts, abrasive belts for glass, aluminium oxide abrasive belts, zirconia abrasive Belts, ceramic abrasive belts, silicon carbide abrasive belts, surface conditioning belts, 3M trizact abrasive belts

    What is 2945?
    Please select your desired belt width, length & grade/grit size above.
    £0.00 +VAT
  • Belt Calculator – Hermes RB377YX Aluminium Oxide Abrasive Belts

    Abrasives, grinding, deburring, polishing, PPE, abrasive belts, belt calculator, abrasive belts for metal, metalworking belts, RB377YX Aluminium Oxide Abrasive Belts
    • Recommended for non-ferrous metals (primarily aluminium) and suitable for hard woods, lacquers, composites
    • Heavy cloth with tough Y/X weight polyester/cotton cloth backing - very durable
    • Closed coat, combined with the heavy backing means that it is very aggressive, particularly in coarser grits
    • Stiff backing - limited flexibility, more suited to grinding with contact wheels or backstand/flatbed linishers than with slack of the belt
    Aluminium Oxide
    Abrasives, grinding, deburring, polishing, PPE, abrasive belts, belt calculator, metalworking belts, abrasive belts for glass, aluminium oxide abrasive belts, zirconia abrasive Belts, ceramic abrasive belts, silicon carbide abrasive belts, surface conditioning belts, 3M trizact abrasive belts

    What is RB377YX?
    Please select your desired belt width, length & grade/grit size above.
    £0.00 +VAT
  • Belt Calculator – Sia 2920 Aluminium Oxide Abrasive Belts

    Belt Calculator - Sia 2920 Aluminium Oxide Abrasive Belts
    • Recommended for soft/resinous woods, lacquers, MDF, chipboard, paints, fillers
    • Heavy cloth with tough X-weight cotton cloth backing - very durable
    • Open coat structure reduces loading - ideal for soft resinous woods and other materials that tend to clog
    Aluminium Oxide
    Abrasives, grinding, deburring, polishing, PPE, abrasive belts, belt calculator, metalworking belts, abrasive belts for glass, aluminium oxide abrasive belts, zirconia abrasive Belts, ceramic abrasive belts, silicon carbide abrasive belts, surface conditioning belts, 3M trizact abrasive belts

    What is 2920?
    Please select your desired belt width, length & grade/grit size above.
    £0.00 +VAT