{"product_id":"3m-7100077942-diamond-lapping-film-disc-4-25-inch","title":"3M 7100077942 Diamond Lapping Film Disc 4.25 Inch","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe 3M 7100077942 is a diamond lapping film disc from the 662XW series, designed for precision surface finishing and material removal on hard substrates. This disc features a higher diamond concentration and a stronger resin bond compared to standard diamond lapping film, resulting in increased cut rate and extended abrasive life. At 4.25 inches in diameter, it delivers a flat, consistent cutting action that minimizes surface rounding. It is used by machinists, fiber optic technicians, and precision finishing professionals who require controlled, repeatable results across multiple passes.\u003c\/p\u003e\u003cp\u003eThis disc is suited for precision lapping applications where tight surface finish tolerances are required. Typical uses include fiber optic connector end-face polishing, ceramic and carbide component finishing, and optical surface preparation. The 662XW series is available in multiple micron grades including 0.50, 1.0, 1.50, 3.0, 6.0, and 9.0 micron, allowing technicians to step through grit sequences for progressive finishing. The disc format suits rotary lapping fixtures and hand lapping plates commonly used in production and field service environments.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigher diamond concentration delivers increased cut rate over standard diamond lapping film\u003c\/li\u003e\n\u003cli\u003eStronger resin bond improves durability and extends abrasive life\u003c\/li\u003e\n\u003cli\u003eFlat cutting action prevents surface rounding on precision components\u003c\/li\u003e\n\u003cli\u003eLong abrasive life reduces disc change frequency during production runs\u003c\/li\u003e\n\u003cli\u003eAvailable in 0.50, 1.0, 1.50, 3.0, 6.0, and 9.0 micron grades for progressive finishing\u003c\/li\u003e\n\u003cli\u003eAlso available in rolls and sheets for alternate lapping setups\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in rotary and flat lapping applications requiring precision diamond abrasive media, including fiber optic polishing and hard-material surface preparation.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and use should be performed by machinists or technicians familiar with precision lapping equipment and abrasive media handling. Ensure the lapping fixture or polishing plate is clean and free of contamination before mounting the disc. Follow the equipment manufacturer's recommended load and speed settings for diamond film media. Do not exceed the rated operating conditions for the lapping fixture.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 4.25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 662XW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Micron Grades\u003c\/strong\u003e: 0.50, 1.0, 1.50, 3.0, 6.0, 9.0 micron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: Each\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 00051111501474\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: 3M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 7100077942\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":51342963015986,"sku":"7100077942","price":260.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310524104.jpg?v=1782012068","url":"https:\/\/voomisupply.com\/products\/3m-7100077942-diamond-lapping-film-disc-4-25-inch","provider":"Voomi Supply","version":"1.0","type":"link"}