SIA DISC 1950 PERFORMANCE SERIES 49 HOLES

What is SIA DISC 1950 PERFORMANCE SERIES and why choose it

The SIA DISC 1950 PERFORMANCE SERIES is part of the 1950 siaspeed range, a versatile automotive abrasive designed for very high stock removal rates, excellent surface quality and long lifetime. It is suitable for the surface treatment of body filler, primer filler, lacquers and paints, combining fast cutting ability with a consistent, high-quality finish and reduced abrasive consumption.

Main features

• Very high stock removal rates for efficient sanding.
• Excellent surface finish for a perfect result at full speed.
• Performance-enhancing grit mix with ceramic aluminium oxide in the 40 – 80 grit range.
• Minimal clogging thanks to open coating in the 220 – 600 grit range.
• Long lifetime for extended use.
• Lower abrasive consumption.
• Versatile all-round product with an attractive range of options.

Technical specifications

Product profile

• Grit type:
  • Mixed grit with ceramic content: 40 – 80
  • Semi-friable aluminium oxide / blue-fired: P100 – P400
  • White aluminium oxide: P500 – 1500
• Grit range: 40; 60 – 1500
• Backing:
  • Paper (FSC™-certified): 40 – 600
  • Film: 800 – 1500
• Coating:
  • Electrostatic: 40 – 180
  • Electrostatic open: 220 – 600
  • Special process: 800 – 1500
• Bonding: Resin over resin
• Special coating: Stearate from 80

Technology

• Open coating
• Plain
• S Performance
• siafast
• siasoft

Applications and use cases

Typical applications

• Sanding of coatings and impurities.
• Sanding out unevenness at the edges of repaired surfaces.
• Flatting of body filler and composite materials.
• Fine sanding of primer filler.
• Keying of old and new lacquers.
• Producing a matt finish on old and new lacquers for blending.
• Removal of orange peel effect and dust inclusions.
• Preparation for polishing on high-gloss surfaces.

Suitable materials

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

FAQ

1. What type of work is the SIA DISC 1950 PERFORMANCE SERIES designed for?

   It is designed for automotive surface treatment tasks such as sanding body filler, primer filler, lacquers and paints, including defect removal and preparation for polishing.

2. How does it achieve high stock removal and good finish?

   The disc uses a performance-enhancing grit mix with ceramic aluminium oxide in the 40 – 80 grit range and dedicated grit types for higher grits, providing fast cutting with an excellent finish.

3. What helps reduce clogging during sanding?

   The open coating structure in the 220 – 600 grit range minimises clogging when working on paints, lacquers and fillers.

4. Is the backing material durable?

   Yes. It uses FSC™-certified paper in grits 40 – 600 and film backing in grits 800 – 1500, contributing to durability and consistent performance.

5. Does the abrasive have any special coating?

   Yes, a stearate special coating is used from grit 80, supporting longer lifetime and lower abrasive consumption.

6. On which materials can this abrasive be used?

   It can be used on colour, primer filler, body filler, lacquer, old lacquer, primer coats including epoxy and cathodic dip, as well as plastics, acrylic glass, Gelcoat polyester and GRP.

7. Is it suitable for preparation before polishing?

   Yes. It is specifically indicated for the preparation for polishing on high-gloss surfaces.

8. What bonding system is used?

   The abrasive uses a resin over resin bonding system.

Transport information

Consultar ficha técnica del fabricante.

Individual protection measures

Consultar ficha técnica del fabricante.