Sia Abrasives | 1550 Siapower 6" Sanding Disc - 0 Holes (50/BOX)

The 1550 Siapower 6" sanding disc delivers the highest stock-removal rate in its class for fast, efficient dry sanding. Its performance-enhancing grit mix runs from ceramic aluminum oxide (40–220) for aggressive cutting through to semi-friable blue-fired and white aluminum oxide at the fine grades, with minimal clogging during lacquer sanding (400–600). Built on a sustainable FSC-certified paper backing. Solid 0-hole configuration with a hook & loop backing, compatible with standard 6" hook & loop backing pads.

• 40 Grit — Extra-coarse ceramic grit for rapid stripping of paint, rust, and heavy coatings.
• 60 Grit — Extra-coarse ceramic grit for rapid stripping of paint, rust, and heavy coatings.
• 80 Grit — Coarse ceramic grit for fast stock removal and leveling body filler.
• 100 Grit — Coarse ceramic grit for fast stock removal and leveling body filler.
• 120 Grit — Medium grit for feather-edging and smoothing primer surfacers.
• 150 Grit — Medium grit for feather-edging and smoothing primer surfacers.
• 180 Grit — Medium-fine ceramic grit for refining surfaces and keying for adhesion.
• 220 Grit — Medium-fine ceramic grit for refining surfaces and keying for adhesion.
• 240 Grit — Fine blue-fired aluminum oxide for sanding between coats and scuffing clear coats.
• 320 Grit — Fine blue-fired aluminum oxide for sanding between coats and scuffing clear coats.
• 400 Grit — Very fine, anti-clog grit for final primer and clear-coat sanding before topcoat.
• 500 Grit — Very fine, anti-clog grit for final primer and clear-coat sanding before topcoat.
• 600 Grit — Very fine, anti-clog grit for final primer and clear-coat sanding before topcoat.
• 800 Grit — Ultra-fine white aluminum oxide for keying lacquers and uniform matte finishing.

Applications

• Rapid stripping of paint, rust, and thick coatings
• Flatting of body filler and composite materials
• Feather-edging and primer filler preparation
• Sanding between coats and keying for adhesion
• Final sanding of clear coats before buffing and polishing

Compatible Materials

• Color, lacquer, old lacquer, primer filler, body filler
• Primer coat, epoxy primer coat
• Wood, metal, composites, plastics, acrylic glass

Product Profile

Configuration: Solid 0-hole  |  Attachment: Hook & Loop  |  Grit type: Ceramic (40–220) / Blue-fired aluminum oxide (240–600) / White aluminum oxide (800)  |  Backing: FSC-certified paper  |  Use: Dry sanding  |  Pack: 50/box  |  Brand: Sia Abrasives 1550 Siapower