Sia 1950 S Performance Discs 125mm

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Price Range:£24.65
Price £24.65
SIA 1950 Fibotec Ø 125mm Discs

1950 S Performance - The new multihole generation.

Sppecially designed for high stock removal rates, perfect surface quality and long life in applications such as the surface treatment of body filler, primer filler, lacquers and paints. Features more holes for maximum surface dust extraction. The performance is defined by the arrangement of holes and not by the amount of holes.

Please Note: The Sia 1950 S Performance has replaced the Sia 1950 Fibotec.

40 Grit (Pack of x100 = 41 Hole

60 Grit (Pack of x100) = 41 Hole

80 Grit (Pack of x100)  = 41 Hole

100 Grit (Pack of x100) = 65 Hole

120 Grit (Pack of x100) = 65 Hole

150 Grit (Pack of x100) = 65 Hole

180 Grit (Pack of x100) = 65 Hole

240 Grit (Pack of x100) = 65 Hole

320 Grit (Pack of x100) = 65 Hole

400 Grit (Pack of x100) = 65 Hole

500 Grit (Pack of x100) = 65 Hole

600 Grit  (Pack of x100) = 65 Hole


  • Very high stock removal rates and excellent finish
  • Performance-enhancing grit mix with ceramic corundum in 40 - 80 grit range
  • Minimal clogging thanks to open coating in 220 - 600 grit range
  • Extremely long lifetime - Lower abrasive consumption
  • Versatile all-round product with an attractive range of options

Technical Information

Brand SIA Abrasives
Diameter Ø125mm
Application Paint, Varnish, Filler, Wood, Others
Bonding Agent Glue
Grain Mixed grit with ceramic content, Semi-friable aluminium oxide / blue-fired
Coating Electrostatic 40 – P18, Electrostatic open P220 – P600
Backing Paper


Here at AllFinishes we take health and safety seriously and recommend you use the correct protection for the job. Disregarding safety equipment can be damaging and result in long term health conditions. Please check out our Moldex range for high quality respirators and hearing protection.

Grit Type

Grit Type From To Description
Coarse 40 80 Coarse grit sandpaper is a good choice for rough sanding and removing stock quickly, such as sanding the edge of a sticking door with a belt sander.
Medium 100 150 Medium grit sandpaper makes a good starting point for most projects, from sanding unfinished wood to removing old varnish.
Fine 180 240 Finer grit sandpaper is great for removing the scratches left by coarser grits on unfinished wood and for lightly sanding between coats of paint.
Very Fine 320 400 Very fine grit sandpaper is used for light sanding between coats of finish and to sand metal and other hard surfaces.


SIA 1950 S Performance discs can be used on the following materials:

  • Colour
  • Primer filler
  • Bodyfiller
  • Lacquer
  • Old lacquer
  • Primer coat
  • Epoxy primer coat
  • Cathodic dip primer coat
  • Plastics
  • Acrylic glass (Plexiglass)
  • Gelcoat polyester
  • Glass-fibre reinforced plastic (GRP):
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