3M™ Diamond Cloth Belt 641WY, 100 Mesh X-weight, 1/2 in x 120 in

3M™ Diamond Cloth Belt 641WY is engineered with micron-graded diamond, a long-lasting resin bond and a durable, water-resistant X-weight cloth backing, making it ideal for grinding and polishing ceramics, carbide, cast iron and other hard-to-grind materials.
Special Price $99.56 Regular Price $117.13
UPC 00638060625279
3M ID 7100310752
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Faster Cut, Finer Finish

Uniquely engineered to tackle the toughest jobs, 3M™ Diamond Cloth Belt 641WY is constructed with micron-graded diamond particles encapsulated in a ceramic bead. As the ceramic erodes, diamond particles continue to be exposed.

Diamond is extremely useful in grinding and polishing hard materials for its unique ability to produce excellent surface finishes combined with high removal rates.

This belt is engineered with a tough resin bond. This bond is durable and excellent for hard-to-grind materials. This product material can be used with oil and water based lubricants.

Use Wet or Dry

A water-resistant X-weight cloth backing means it can be used wet as well as dry. Coolant is useful to clear grinding swarf and prevent debris from scratching the surface of a workpiece. It also keeps grinding temperatures cooler.

Tough Abrasive for Hard-to-Grind Materials

This belt's overall toughness makes it ideal for polishing and finishing ceramics, chilled cast iron, thermal spray coatings, HVOF coatings and the many extremely hard composites being used more in industries.


  • Diamond mineral encapsulated in a ceramic bead provides consistent finishes on tough metals and ceramics
  • Heavy duty, cloth backing is waterproof for use with coolant
  • Diamond mineral for hard-to-finish materials like stone, glass, ceramic, carbide and composites
  • X-weight cloth backing
  • Available in grades 100mesh through 1800mesh
More Information
3M ID 7100310752
Global Product Hierarchy Abrasives > Abrasive Belts > Cloth Belts
Abrasive Material Diamond
Application Finishing, Grinding
Backing Material Cloth
Backing Weight X Weight
Grit Non Pertinent
Product Number 641WY
Product Type simple
Quantity 0
Trademark 1 3M™
Country of Origin United States
SAP Shelf Life In Days 3650
Base - Billing Unit EA
Base - Metric Gross Weight 24.549 G
Base - Item Quantity 1
Base - Unit EA
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