DSPIAE #400 Reusable Pre-Cut Adhesive Sandpaper (10pcs) - DSP-400

A #400 grit sandpaper has 400 tiny abrasive particles per square inch. It's considered a medium-coarse grit, suitable for initial shaping, removing imperfections, and preparing surfaces for finer sanding.

Yes, the abrasive quality is suitable for preparing metal model parts, though specialized metal files or coarser grits might be needed for heavy shaping.

Reusability depends on the material being sanded and the pressure applied. Typically, a sheet can be reused several times for light to moderate sanding tasks before the adhesive or abrasive wears out.

Store unused sheets with the protective backing paper firmly attached to the adhesive side. Keep them in a cool, dry place away from direct sunlight to preserve the adhesive's tackiness.

These sandpapers are designed for dry sanding. Using them with water or other liquids may damage the adhesive and reduce their effectiveness.

No, the DSPIAE DSP-400 sheets are pre-cut to fit specific DSPIAE sanding tools, so no trimming should be required when used with compatible tools.

Ensure the surface of your sanding tool is clean and free of dust. If the adhesive feels weak, it might be time to use a new sheet.

Verify you are using a DSPIAE sanding tool designed for pre-cut sheets. If using a non-DSPIAE tool, slight trimming might be necessary, or consider a different product.

This is normal for aggressive sanding. For extended life, avoid applying excessive pressure and ensure you are not sanding hardened materials beyond the grit's capability.

Use a specialized adhesive remover or isopropyl alcohol on a cloth to gently clean the residue from the sanding tool surface. Ensure the tool is dry before applying new sandpaper.