3M Diamond Lapping Film 661X, 0.50 Micron Sheet, 4.5 x 5.5 in
$11.42
3M 661X Diamond Lapping Film for fiber optic connector polishing and hard disc drive lapping. Tightly graded 0.5 micron diamond mineral on 3 mil polyester film backing. Sheet size 4.5 in x 5.5 in. Sold individually.
3M Diamond Lapping Film 661X, ...
$11.42
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Overview
The 3M™ Diamond Lapping Film 661X is a precision abrasive film engineered for polishing fiber optic connectors and flat lapping applications. Featuring tightly graded 0.5 micron diamond mineral uniformly coated on a durable 3 mil polyester film backing, this film cuts and polishes hard ceramic ferrules and glass fibers at consistent rates to achieve a superior surface finish. The standard resin system provides stable, repeatable results throughout the life of the product — no slurry required.
Features
- 0.5 micron (white) diamond mineral for ultra-fine polishing and surface refinement
- Uniformly coated tightly graded diamond on 3 mil polyester film backing
- Standard resin bond for consistent cut rate and finish throughout product life
- Cuts and polishes hard ceramic ferrules and glass fibers at equivalent rates
- Ideal for adding radius to ferrule connectors or refining surface finish before final polish
- No slurry required — dry polishing process
- Plain back (non-PSA) for versatile machine compatibility
- Shelf life: 5 years from manufacture date when stored at 10°C–30°C, 30–60% RH
Specifications
| Attribute | Value |
|---|---|
| Manufacturer | 3M |
| Series | 661X (Diamond Lapping Film 600X Series) |
| Manufacturer Part Number | 661X-0.5S |
| UPC | 05114485933 |
| Grit / Micron Grade | 0.5 Micron |
| Color Code | White |
| Sheet Size | 4.5 in W x 5.5 in L |
| Backing Material | Polyester Film, 3 mil |
| Backing Type | Plain (Non-PSA) |
| Resin Type | Standard |
| Abrasive Mineral | Diamond |
| Use With | Fiber Optic Connectors; Hard Disc Drive Lube Buffer |
| Application | Fiber optic connector polishing, flat lapping, superfinishing |
| Compatible Substrates | Ceramics, glass, stone, carbide, composites, exotic alloys, hard materials |
| Product Type | Lapping Film Sheet |
| Country of Origin | United States |
| ECCN | EAR99 |
| UNSPSC | 43223300 |
| Shelf Life (Plain Back) | 5 years from manufacture date |
| Storage Conditions | 10°C–30°C (50°F–86°F), 30–60% relative humidity |
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