3M™ Flap Disc 947D

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Proprietary 3M™ Ceramic Abrasive Grain provides aggressive cutting and consistent finish quality throughout the life of the disc

Flexible, X-weight cotton backing supports fast cut on light duty grinding and finishing applications

Features a grinding aid for cooler grinding of stainless steel

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Details

Highlights
  • Proprietary 3M™ Ceramic Abrasive Grain provides aggressive cutting and consistent finish quality throughout the life of the disc
  • Flexible, X-weight cotton backing supports fast cut on light duty grinding and finishing applications
  • Features a grinding aid for cooler grinding of stainless steel
  • Exceptional cut life on hard metals

3M™ Flap Disc 947D provides a system for low-pressure grinding, small weld removal, finishing, and surface preparation with just one disc. The one-step alternative to bonded wheels and fiber discs, these discs run fast enough for stock removal but provide cushioning with the flaps for a soft finish. Effective for preparing stainless steel for #3 and #4 finishes.

3M™ Flap Disc 947D features self-fracturing ceramic aluminum oxide abrasive grain with a superior cut-rate to aluminum oxide, and versatile performance on many metal types. It is made with an X-weight cotton backing that supports a fast cut for light duty grinding and finishing.

3M™ Flap Discs offer an unbeatable system for grinding and blending in one easy step. The construction wears away, exposing fresh mineral to extend disc life and provide consistent cut rates. Great for weld grinding, blending, deburring, rust removal, surface prep and edge grinding on all types of metals.

Flap discs can be easily adapted to most right angle grinders and typically provide a finish one grade finer than they are graded.

3M™ Flap Discs offer an unbeatable system for grinding and blending in one easy step. The construction wears away, exposing fresh mineral to extend disc life and provide consistent cut rates. Great for weld grinding, blending, deburring, rust removal, surface prep and edge grinding on all types of metals. And, because their overlapping construction allows more abrasive material to be loaded onto the cutting surface, they far outlast typical discs. Flap discs are ideal for a wide range of applications, including grinding of small welds, deburring, rust removal, edge grinding, and weld seam blending.

Typical Properties

Attachment Type

Threaded

Backing Material

Cloth

Backing Weight

X Weight

Brands

3M™

Centre Hole Diameter (Metric)

22.225 mm

Centre Hole Thread Size

5/8"-11

Coat Type

Closed Coat

Disc Type

Type 27, Type 29

Equipment - Machines

Right Angle Grinders

For Use On

Stainless Steel

Grit

40, 60, 80, 120

Industries

Metalworking, Marine

Max Speed

8600 rpm, 13300 rpm

Mineral Type

Ceramic

Sub Applications

Blending, Edge Beveling, Right Angle Grinding, Weld Grinding

Sub Industries

Metal Fabrication

Overall Diameter (Metric)

114.3 mm, 177.8 mm

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