3M 7000047159 | 840100 Standard Abrasives 1" Diameter Felt Quick Change Felt Polishing Disc

Description

The 3M 7000047159 (Standard Abrasives quick change 840100) is a 1-inch diameter felt polishing disc with a Quick Change (TS / TR) fastening system. It is engineered to produce a high-quality finish and mirror felt polishing disc on metals, while allowing instant disc changes with smooth, centered operation. The felt medium is elastic and responsive, reducing the risk of undercutting or gouging workpieces, and is well suited for applications on aluminum, brass, chrome, and stainless surfaces.

Product Features and Benefits

Material & Construction

Made from felt (nonwoven felt fibers) which offer elasticity, flexibility, and reduced risk of surface damage.

Performance / Speed

Rated for high speeds (some listings mention 20,000 rpm). Cool running, helps reduce loading / clogging

Conformability & Gentle Finish

3M polishing disc conforms to contours, radii, and internal diameters (I.D. areas) and Responsive felt fibers reduce risk of gouging or undercutting, giving smoother finishes.

Rapid Disc Changes

Thanks to Quick Change TS / TR attachment, you can swap out discs in seconds, minimizing downtime.

High-Quality Final Finish

Ideal for final polishing, the felt surface helps achieve a mirror-like finish on metal parts without aggressive removal.

Gentle on Surfaces

Elastic felt mitigates scratching or damage even on delicate or contoured parts.

Broad Metal Compatibility

Suitable for aluminum, brass, chrome, stainless steel, and more.

Reduced Loading / Clogging

Gaps in the felt structure help clear debris/swarf, helping maintain performance over time.

Frequently Asked Questions

What is the maximum recommended speed?

Some listings state this disc is rated up to 20,000 rpm.

What are TS / TR quick change systems?

TS is a metal eyelet style quick-change system; TR is a nylon threaded hub variant. Both allow fast mounting and removal of discs.

What metals can this disc polish?

Common uses include aluminum, brass, chrome, stainless, and other metals where a fine finish is desired.

Is it strong enough for heavy stock removal?

No, this disc is designed for finishing / polishing, not aggressive cutting. It should be used with light pressure for best surface results.

Does it clog / load easily?

The felt structure has gaps that permit swarf to escape, reducing clogging, especially when used properly.

How is it packaged / sold?

Some sellers offer it in cartons or cases (e.g. 10 per carton, 100 per case)