Description
Sia conversion pad is a 5 inch accessory for changing a PSA adhesive backup pad into a hook and loop sanding face. It helps countertop, woodworking, and fabrication shops use hook-backed abrasive discs on a sander that was set up for stick-on PSA discs.
Sia conversion pad Applications
- Converting 5 inch PSA backup pads for hook and loop sanding discs.
- Switching abrasive attachment style without buying another backup pad.
- Keeping a sander in service when a job requires hook-backed discs.
- Shop benches that stock both PSA and hook and loop abrasive formats.
- Countertop, cabinet, metal, and sign work where 5 inch discs are common.
The Chemical Concepts record describes this as a 5 inch non-hole PSA-to-hook and loop conversion pad. Similar conversion pads are used to add a hook face over an adhesive-style pad, allowing hook and loop discs to be attached and removed quickly. That makes the accessory useful for small shops that change grits often or share sanding tools across material types.
Sia conversion pad Handling Notes
Start with a clean, flat backup pad. Remove dust and loose adhesive before attaching the conversion pad so it seats evenly. Press across the full face and check that the edge is bonded before adding a sanding disc. If the sander vibrates, stop and inspect the pad for off-center placement, trapped debris, or damage.
Do not use a torn or curled conversion pad at speed. Replace worn pads before they release during sanding. Confirm disc diameter and hole pattern before ordering, especially when vacuum extraction or no-hole sanding discs are part of the shop process.
Ordering Details
| SKU | SIA-8211.1640.0000 |
|---|---|
| Brand | Sia |
| Diameter | 5 in |
| Hole Pattern | Non-hole |
| Conversion | PSA backup pad to hook and loop face |
| Category | Abrasive accessory |
For compatible sanding accessories and discs, browse Chemical Concepts abrasives. Manufacturer background is available from sia Abrasives.
For help matching pad diameter, disc style, or sanding workflow, call (800) 220-1966 or email [email protected].







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