3M™ Diamond Lapping Film Sheet 669X

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Diamond grain

3 mil Polyester film (PET) backing

Resin bonded slurry coating

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Details

Highlights
  • Diamond grain
  • 3 mil Polyester film (PET) backing
  • Resin bonded slurry coating
  • Used for and lapping

3M™ Diamond Lapping Film Sheet 669X is used for lapping and polishing.

3M™ Diamond Lapping Film 669X products from 3M achieve very fine surfaces when processing hard metals and particularly hard materials.The 3M™ Diamond Lapping Film 669X product range includes numerous Diamond Lapping Film sheets, discs and rolls. Diamond Lapping Film products are fine grinding tools that are used in conjunction with a non-compressible polyester backing and achieve a very fine and reproducible surface with the diamond abrasive grain. Diamond is used as an abrasive grain in these films. The Diamond Lapping Film products are therefore ideal for processing very hard materials and other materials that are difficult to process due to their hardness, such as: hard metals, coatings, ceramics, glass, etc. All diamond lapping films should be used “wet”. Water, emulsion or other commercially available coolants can be used as grinding aids.

Typical properties

For industrial/occupational use only. Not for consumer sale or use.

3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use.  Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice.  Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage.  For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.