7991 SIASPONGE BLOCK

the soft foam block for a perfect finish

7991 siasponge block (soft) 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

Grit type :   Aluminium oxide

Backing :   PU foam (hard)

• Keying of wood, metal and plastic prior to application of paint
• Fine sanding of primer filler
• Intermediate sanding of varnishes on surfaces and curves
• Keying rebates and slight curves

Application recommendation-Main application

• Manual sanding

Material-Main application

• Old paint
• Old lacquer
• PU lacquer
• Polyester lacquer
• UV lacquer
• Water-based varnish
• Hard wood
• Soft wood

Material-Secondary application

• Primer filler
• Melamine sheet
• NC lacquer
• Body filler
• Plastics
• Mineral material
• Plaster