3M™ Diamond Lapping Film Disc 661X

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Most widely used diamond lapping film

Fast cut, increased throughput

Flatter surface and sharp edges

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PDF (1) Copy 26Tech Data Sheet (PDF, 133KB)
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Details

Highlights
  • Most widely used diamond lapping film
  • Fast cut, increased throughput
  • Flatter surface and sharp edges
  • Uniform finish
  • Available in discs, sheets and rolls

Precisely graded diamond particles coated on a polyester film. Provides a consistent, repeatable finish on extremely hard materials. Available in several grades between 0.10 and 30.0 micron.

Standard Lead Time: 12 Calendar Days

Typical properties

Abrasive Material

Diamond

Application

Superfinishing, Flat Lapping, Polishing

Attachment Type

Plain Back

Backing Material

Polyester Film

Backing Thickness (Imperial)

3 mil

Backing Thickness (Metric)

0.076 mm

Micron Grade

0.1 μm, 0.50 μm, 1 μm, 1.5 μm, 3 μm, 6 μm, 9 μm, 15 μm, 30 μm

Polishing Process

Step 1: De-Nub/Epoxy Removal, Step 1b: Cut Angle, Step 2b: Refine/Level Connector (Ceramic Connector)

Product Color

Brown, Blue, White, Green, Purple, Orange

Product Form

Disc

Product Series

661X

Product Usage

Fiber Optic Connectors, Ceramic Fiber Optic Connectors

Substrate

Composite, Exotic Alloy, Hardened Metal, Carbide, Ceramic, Glass, Stone

Overall Diameter (Imperial)

4 in, 4.125 in, 4.25 in, 5 in, 6 in, 8 in, 10 in, 12 in

Overall Diameter (Metric)

101.6 mm, 104.775 mm, 107.95 mm, 127 mm, 152.4 mm, 203.2 mm, 254 mm, 304.8 mm

Resources

Product Disclaimer
  • The technical information and data shown on this page should be considered representative or typical only and should not be used for specification purposes.
  • 3M products shown on this website may not be available in all geographic regions or may not be available at this time. Please contact your local sales representative to determine product availability.