| SKU | 7100034567 |
|---|---|
| Legacy SKU | JC320073920 |
| UPC | 04548623835105 |
Micron graded diamond particles contained in a precisely microreplicated structure provide longer life, aggressive cut, and superior finish over standard lapping film products. Available in 0.5, 2, and 9 micron grades in discs, sheets and rolls.
Product Dimensions |
Imperial | Metric |
| Weight | 0 NULL | |
|---|---|---|
| Width | 0 null | |
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Shipping Dimensions |
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| Weight | 3.30693 lb |
|---|---|
| Length | 14.17323 in |
| Width | 12.99213 in |
| Height | 1.1811 in |
PRODUCT FAQ
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What is the grit size of the 3M™ Trizact Diamond Lapping Film 661XA, 0.5 μm?
Great question! The 0.5 μm grade refers to a very fine diamond abrasive—about equivalent to roughly a 30,000-grit level. It’s perfect for achieving an ultra-fine, mirror-like finish on your materials!
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Does this lapping film have a pressure-sensitive adhesive backing?
Yes, it does! The PSA stands for Pressure-Sensitive Adhesive. This means each sheet has a handy peel-and-stick backing that makes application and removal quick and easy.
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How big are the sheets in this case of Trizact Diamond Lapping Film?
Each sheet measures 228 mm by 280 mm—that’s about 9 inches by 11 inches—giving you plenty of surface area to work with on each one. And remember, there are 25 sheets per case!
The 3M™ Trizact Diamond Lapping Film 661XA represents the pinnacle of precision finishing technology for demanding applications requiring exceptional surface quality. This advanced lapping film features a 0.5 micrometer diamond abrasive coating bonded to a 3 mil polyester backing, making it ideal for polishing and finishing hard materials including ceramics, composites, metals, and optical components. The self-adhesive PSA backing ensures easy application to flat lap plates and fixtures, eliminating the need for additional adhesives while maintaining consistent contact pressure.
Engineered with 3M's proprietary Trizact technology, this lapping film delivers superior cutting action and extended durability compared to conventional diamond films. The precisely graded diamond particles are optimized to provide rapid stock removal while maintaining exceptional surface finish consistency, reducing the need for multiple finishing steps. The 0.5 micrometer grit size is specifically designed for ultra-fine finishing applications where surface roughness specifications are critical, making it particularly valuable in precision optics, semiconductor processing, and advanced materials manufacturing.
Each case contains 25 sheets measuring 228 mm x 280 mm, providing ample material for continuous production runs and minimizing downtime due to film changes. The convenient sheet format allows for precise sizing and easy replacement, while the PSA adhesive enables quick application and repositioning when needed. The standard sheet size accommodates most conventional lapping platforms and fixtures used in precision finishing operations.
Key benefits include enhanced productivity through faster cutting rates, superior surface finish quality, consistent performance across multiple sheets, and reduced overall finishing costs per component. The Trizact Diamond Lapping Film 661XA is an investment in quality assurance and operational efficiency for manufacturers committed to delivering precision-finished products that meet the most demanding specifications in their respective industries.

