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Pack of 50 brown 2in aluminum oxide sanding discs with TR quick-change backing

3M

3M 13873 Quick-Change Sanding Disc 2in P180 TR PK50

SKU CH-CC9R-6XT29 MPN 13873

Aluminium-oxide coated discs with TR quick-change fit 2-inch sanders and resist heat up to 25,000 RPM

  • TypeSanders
  • Quick-change TR system speeds disc swaps
  • Aluminum oxide grain cuts fast on metal and wood
  • 25 000 RPM rating handles high-speed sanders
  • Closed-coat P180 grit gives consistent fine finish
  • 50-disc pack keeps production running longer

Quick-Change Sanding Disc 2in P180

This 3M 13873 disc uses aluminum oxide abrasive on a polyester XF-weight backing for fine surface preparation. The TR quick-change system locks securely to compatible backup pads for fast swaps during automotive or metalwork tasks. Pack contains fifty discs.

Closed-coat design resists loading under sustained

Series 361F construction with closed coating coverage maintains cutting action during extended sanding sessions. Heat-resistant properties help preserve abrasive integrity at speeds up to 25,000 RPM. Brown color indicates the P180 fine grade for consistent finishing results.

Verify backup pad uses TR attachment

Ensure your sander accepts 2-inch TR-style discs and is rated for at least 25,000 RPM maximum operating speed. Confirm the tool's spindle or pad diameter matches the disc's quick-change interface. Package quantity is fifty discs per box.

Highlights

  • Quick-change TR system speeds disc swaps
  • Aluminum oxide grain cuts fast on metal and wood
  • 25 000 RPM rating handles high-speed sanders
  • Closed-coat P180 grit gives consistent fine finish
  • 50-disc pack keeps production running longer

Specifications

TypeSanders
Brand3M
Model13873

Questions about this item

How much heat builds up when the 3M 13873 disc runs continuously at 25,000 RPM?

The disc is rated for heat resistance and a maximum operating speed of 25,000 RPM, so it is designed to handle sustained use without overheating the abrasive surface.

What backing pad or tool holder is required for the TR quick-change system?

A compatible TR-style backing pad or holder with a 2-inch diameter is needed to lock the disc securely in place.

Will the P180 grit and XF-weight polyester backing work on older orbital sanders?

Yes, the 2-inch diameter and TR attachment fit any sander that accepts 2-inch TR discs, regardless of the tool's age.

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