SIA AIR 7940 Velvet Foam Sanding Discs / K500

So clever can an abrasive disc be. On the outside, the ingenious net-backed abrasive, in the middle the foam cushioning which equalizes the application pressure and on the inside the well proven siafast hook and loop fastening system. This makes you shine, and your work too.

Features:

• very long lifetime
• low scratch depth
• equalizing application pressure
• waterproof and washable
• minimum clogging when sanding dry
• can be used many times
• absorbs water
• resistant to silicon remover
• air and water permeability

Technical data:

• Grit type: Aluminium oxide
• Backing: Knitted fabric with foam backing
• Coating: Special process
• High stock removal rates and excellent finish
• Low clogging thanks to wet sanding
• Extremely long lifetime
• Highly adaptable to contours, curves and profiles
• Pressure-equalising foam gives perfect surface finish
• Waterproof and washable
• Resistant to silicon remover

Applications:

• Matt finishing of conventional old and new varnishes as well as composite materials
• Fine sanding of primer filler in hard-to-reach areas
• Producing a matt finish for blending
• Preparation for polishing on high-gloss surfaces