{"product_id":"3m-7010325371-diamond-lapping-film-disc-4-inch-psa","title":"3M 7010325371 Diamond Lapping Film Disc 4 Inch Psa","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe 3M 7010325371 is a PSA-backed diamond lapping film disc designed for precision surface finishing on extremely hard materials. Based on the 668X product line, it features precisely graded diamond abrasive particles coated onto a polyester film substrate. The pressure-sensitive adhesive backing allows fast, secure mounting on flat lapping plates. Available in grades ranging from 0.10 to 30.0 micron, this disc delivers a consistent, repeatable finish with minimal edge rounding. It is used primarily by precision machinists, optical technicians, fiber optic technicians, and tool-and-die professionals who require tight surface finish tolerances.\u003c\/p\u003e\n\u003cp\u003eThis diamond lapping film disc is suited for flat lapping applications on ceramics, carbide tooling, optical components, fiber optic connectors, and other hard-to-abrade materials. The 4-inch diameter format fits standard lapping plate setups used in both production and bench-service environments. The PSA backing eliminates the need for separate adhesive, reducing changeover time and keeping the disc flat during use. Long abrasive life reduces the frequency of disc changes, supporting higher throughput in production settings.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003ePSA backing for fast, secure mounting on flat lapping plates\u003c\/li\u003e\n  \u003cli\u003ePrecisely graded diamond particles for a consistent, repeatable finish\u003c\/li\u003e\n  \u003cli\u003ePolyester film substrate maintains flatness and minimizes edge rounding\u003c\/li\u003e\n  \u003cli\u003eAvailable in micron grades from 0.10 to 30.0 micron for multi-stage lapping\u003c\/li\u003e\n  \u003cli\u003eLong abrasive life reduces changeover frequency and increases throughput\u003c\/li\u003e\n  \u003cli\u003e4-inch diameter fits standard bench and production lapping plate setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or direct-use disc for flat lapping plate systems accepting 4-inch PSA-backed abrasive discs. Compatible with lapping applications on ceramics, carbide, optical glass, and similarly hard materials.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eThis disc is installed by precision machinists or technicians performing flat lapping or surface finishing operations. Before mounting, ensure the lapping plate surface is clean and free of debris to allow full PSA contact. Peel the backing and press the disc firmly onto the plate, working from the center outward to eliminate air pockets. Do not reuse a disc once removed, as the adhesive may not re-seat flat.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 4 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBacking Type\u003c\/strong\u003e: Pressure-Sensitive Adhesive (PSA)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAbrasive Type\u003c\/strong\u003e: Diamond\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSubstrate\u003c\/strong\u003e: Polyester Film\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Micron Grades\u003c\/strong\u003e: 0.10 to 30.0 micron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUOM\u003c\/strong\u003e: Each\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 00051111546963\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\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: 7010325371\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":51348009943346,"sku":"7010325371","price":492.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310524243.jpg?v=1782117883","url":"https:\/\/voomisupply.com\/products\/3m-7010325371-diamond-lapping-film-disc-4-inch-psa","provider":"Voomi Supply","version":"1.0","type":"link"}