Klingspor SW 501 Abrasive Block – For Paint, Varnish, Filler & Wood

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Klingspor SW 501 Abrasive Block – Abrasive Sponge for Paint, Varnish, Filler & Wood


The Klingspor SW 501 abrasive block is a high-performance sanding sponge designed for versatile use on paint, varnish, filler, and wood. Its dual-sided abrasive surfaces provide excellent adaptability, allowing users to sand flat areas, profiles, and contoured edges with ease.


Constructed with a durable foam core, the SW 501 ensures comfortable handling and even pressure distribution, reducing the risk of uneven sanding or gouging. The aluminium oxide abrasive grain delivers sharp, consistent performance for both coarse and fine sanding tasks. Suitable for both wet and dry use, this sponge block is ideal for professional tradespeople and DIY users alike.


Key Features:

  • Flexible abrasive sponge block – conforms to profiles, contours, and edges

  • Aluminium oxide abrasive grain – sharp, durable, and consistent cut

  • Dual-sided abrasive surfaces – extended product life and versatility

  • Wet or dry sanding capability – adaptable for different jobs

  • Optimised for paint, varnish, filler, and wood applications


📏 Typical Specifications (may vary by block):

  • Abrasive grain: Aluminium oxide

  • Format: Foam-backed abrasive block with multiple abrasive sides

  • Dimensions: Approx. 98 × 68 × 27 mm

  • Bonding: Resin over resin

  • Coating: Close or open coat depending on grit

  • Grit range: Fine to medium grades available


📦 Common Applications:

  • Sanding paint, varnish, and filler before recoating

  • Keying surfaces between finishing coats

  • Smoothing filler and wood repairs prior to painting

  • Furniture refinishing and profile sanding

  • DIY, woodworking, and restoration projects


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