3M™ Diamond Lapping Film Disc 668X

27  Products
  • PSA-backed
  • Most widely used diamond lapping film
  • Fast cut, increased throughput
  • Flat surfaces and low edge rounding
 More...
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Typical Properties
Attribute Name
Value
Abrasive Material
Diamond
Application
Final Finishing, Flat Lapping, Grinding, Polishing, Refining, Shaping, Superfinishing
Attachment Type
PSA Back
Brand
3M™
Center Hole Diameter (Imperial)
1.25 in
Center Hole Diameter (Metric)
31.75 mm
Color Family
Beige, Blue, Brown, Green, Orange, Pink, Purple
Micron Grade
0.1 μm, 0.5 μm, 1 μm, 15 μm, 3 μm, 30 μm, 6 μm, 9 μm
Overall Diameter (Imperial)
12 in, 2 in, 4 in, 5 in, 6 in, 8 in
Overall Diameter (Metric)
101.6 mm, 127 mm, 152.4 mm, 203.2 mm, 304.8 mm, 50.8 mm
Overall Width (Imperial)
12 in, 2 in, 4 in, 5 in, 6 in, 8 in
Overall Width (Metric)
101.6 mm, 127 mm, 152.4 mm, 203.2 mm, 304.8 mm, 50.8 mm
Polishing Process
Step 1: De-Nub/Epoxy Removal, Step 1b: Cut Angle, Step 2b: Refine/Level Connector (Ceramic Connector)
Product Form
Disc
Product Series
668X
Product Usage
Ceramic Fiber Optic Connectors, Fiber Optic Connectors
Substrate
Carbide, Ceramic, Composite, Exotic Alloy, Glass, Hardened Metal, Stone
TDS Required
Yes
Details
  • PSA-backed
  • Most widely used diamond lapping film
  • Fast cut, increased throughput
  • Flat surfaces and low edge rounding
  • Uniform finish
  • Long abrasive life minimizes abrasive changes
  • Available in rolls, discs and sheets

3M™ Diamond Lapping Film 668X is a PSA version of 661X product. Precisely graded diamond particles coated on a polyester film. Provides a consistent, repeatable finish on extremely hard materials. Available in many grades between 0.10 and 30.0 micron.

Standard Lead Time: 12 Calendar Days