Sanding Disc P40 / 37cm

Sanding Disc P40

Heavy-Duty Sanding Disc for Efficient Surface Preparation

The Sanding Disc P40 is a professional-grade abrasive disc designed for demanding surface preparation tasks, especially in facade insulation systems. With a substantial diameter of 37 cm and a coarse P40 grit, this disc is optimized for rapid material removal, efficiently smoothing rough surfaces such as polystyrene, mineral wool, and other insulation boards. Its Velcro fastening system allows for quick attachment and replacement on compatible grinders, ensuring seamless workflow on construction sites. Although it lacks suction holes, this sanding disc offers excellent durability and performance on machines like the EIBENSTOCK EWS400, EPG400, DEDRA DED7767, and STRONG 700F, making it an indispensable tool for contractors focused on precision and speed.

Key Features

• 37 cm Diameter: Large surface area for faster sanding of wide panels and boards.

• Coarse P40 Grit: Aggressive sanding ideal for removing rough material layers quickly.

• Velcro Fastening: Easy and secure attachment to compatible grinding machines for swift disc changes.

• No Suction Holes: Designed for use with grinders without vacuum extraction systems.

• Durable Abrasive Material: Maintains effectiveness throughout extended use on tough insulation surfaces.

• Compatibility: Fits grinders with a 37 cm mounting plate, including EIBENSTOCK EWS400, EPG400, DEDRA DED7767, and STRONG 700F.

Product Application

The Sanding Disc P40 is primarily used by contractors and facade installers during the preparation and finishing of exterior insulation systems. It excels at grinding and smoothing polystyrene, mineral wool, and similar boards commonly found in thermal insulation projects. This disc ensures a clean, even surface for subsequent layers such as plaster or render, improving adhesion and overall system performance. Its robust construction makes it suitable for both residential and commercial building sites, where efficiency and reliability are paramount.

Instructions for Use

1. Select Compatible Grinder: Ensure your grinding machine has a 37 cm diameter mounting plate compatible with Velcro sanding discs.

2. Attach Disc: Align the Velcro-backed Sanding Disc P40 with the grinder’s mounting plate and press firmly to secure.

3. Prepare Work Area: Wear appropriate personal protective equipment (PPE) including eye protection, gloves, and a dust mask.

4. Power On Grinder: Start the grinder at a moderate speed suitable for the material you are working on.

5. Begin Sanding: Apply even pressure across the insulation board surface, moving the grinder steadily to achieve uniform smoothing.

6. Avoid Overheating: Do not press excessively hard to prevent disc wear and overheating of the material.

7. Replace Disc as Needed: When abrasive performance decreases, easily remove the disc by peeling it off and replace it with a new one.

The Sanding Disc P40 delivers reliable, high-performance sanding essential for quality facade insulation preparation—making it a must-have tool for construction professionals seeking speed and precision.