3M™ 661X Diamond Lapping Film Sheet - 3 x 4 inch 1µm (micron)

The 3M™ 661X Diamond Lapping Film is an abrasive film used for polishing the end-face of fiber optic connectors. It shapes the fiber geometries, like restoring or forming the Radius of Curvature and Apex Offset of the ferrule. 3M Diamond Lapping Film lasts longer than regular films and can remove materials faster for quicker polishing.

The 3" x 4" sheet finds use in fiber optic connector processing, flat lapping, and superfinishing applications.

Lapping Film 3M Features:

• Film Color: Lavender
• Grit Size: 1 micron (1µm)
• Base Film Material: Polyester
• Particle Type: Diamond film
• Base Film Thickness: 3 mil (75 µm)
• Quantity: Single Sheet
• Non-PSA backed film
• Bonding Resins: Standard resin

The 3M 661X Diamond Lapping Film Sheet has a product life of 5 years. You should store it in its original packaging. The storage temperature should be between 10°C and 30°C (50°F - 86°F). The relative humidity should be 30-60%.