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  6. 3M™ Flexible Diamond Belt 6440J

3M™ Flexible Diamond Belt 6440J

Products
  • High edge retention
  • Long product life
  • Dot pattern
  • 3M welded splice for splice resistance
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Micron Grade
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Specifications
Brand
3M™
Micron Grade
N40
Mineral Type
Diamond
Product Form
Belt
Product Details
  • High edge retention
  • Long product life
  • Dot pattern
  • 3M welded splice for splice resistance
  • Open dot diamond pattern permits debris and swarf to escape, so mineral keeps cutting fast and sharp

3M™ Flexible Diamond 6440J is a standard belt for machine applications. The heavy backing and sinus welded splice guarantee high edge retention and long product life.

Use 3M™ Flexible Diamond Belt 6440J for file belt machines. Our multipurpose belts are medium duty and suitable for a variety of materials. They have a flexible cloth backing so you can adjust to contours for a high quality finish and are nickel-bonded for durability and high mineral retention. The 3M welded splice offers high splice resistance and a high quality finish.

Suggested Applications

  • Use for glass, ceramics, composites, glass reinforced plastics, marble and granite, hard metals – 55 HRC, thermal spray coatings and ceramics, chilled iron, super alloys, workpieces, flat glass, coated rolls, cam/crankshafts, hollow glass, chinaware