The Sia 4961 Siaron Fibre Disc is made from zirconia alumina and is a market leading product in industrial applications
Advantages:

  •    Stable edges
  •    Active additives guarantee cool grinding with virtually no discolouration of workpieces

Materials:

  • mild steel / carbon steel
  • aluminium

Structure:

  • Grit:  zirconia alumina / semi-friable aluminium oxide
  • Coating:  electrostatic closed
  • Bonding:  synthetic resin
  • Backing:  vulcanized fibre 0.84 mm, vulcanized fibre 0.80 mm
Properties:
  • Removal rate:  Very high
  • Lifetime:  Very long
  • Stability:  Very rigid
  • Application:  Very hard
  • Cut:  Cool
  • Starlock