7940 Siaair

7940 Siaair

sia Abrasives


  • Fine sanding of round edges, contours and also concave / convex shapes
  • Fine sanding of primer filler, paint and lacquers
  • Sanding for blending
  • Sanding of mineral substances
  • Fine surface sanding before polishing
  • Producing a mat finish on surfaces



  • Grit: aluminum oxide
  • Coating: special process
  • Bonding: synthetic resin
  • Backing: cloth
  • Grit range: P240, P360, P500 - P1000, P1500, P2000, P3000, P4000



  • Pressure is distributed uniformly thanks to the foam backing
  • Very adaptable to contours and curves, no risk of sand-throughs
  • Absorption and emission of abrasive fluids possible thanks to the foam backing




  • Removal rate: Very high
  • Lifetime: Very long
  • Stability: Very flexible
  • Finish: Very good



  • Primer filler
  • Varnishes and paints



Available forms:

  • Sanding disc
  • Sanding strip

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