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The soft foam block for a perfect finish

7991 siasponge block is the adaptable all-rounder for all materials. Thanks to its reduced hardness, this sanding block adapts perfectly to rebates, edges and profiles and ensures uniform pressure distribution without losing its edge stability.

Advantages

• Low clogging
• Colour coded for easy identification
• Can be used wet or dry
• Coated on all four sides, ideal for use inside rebates and on flat surfaces

Applications

• Sanding off old varnish, paints and stains
• Sanding off raised wooden fibres
• Fine sanding of surfaces
• Sanding off rusted parts
• Sanding off old paint and varnish
• Keying surfaces for better paint adhesion
• Flatting uneven areas
• Keying or sanding surfaces
• Keying smoothed surfaces

Materials

• Old paint
• Old lacquer
• Primer filler
• Melamine sheet
• NC lacquer
• PU lacquer
• Bodyfiller
• Polyester lacquer
• UV lacquer
• Water-based lacquer
• Plastics
• Solid surface material
• Hard wood
• Soft wood
• Plaster
• Dry wall lining boards