{"product_id":"3m-7000000306-diamond-lapping-film-30-0-micron-roll","title":"3M 7000000306 Diamond Lapping Film 30.0 Micron Roll","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe 3M 7000000306 is a diamond lapping film designed for precision surface finishing on extremely hard materials. Precisely graded diamond abrasive particles are coated onto a dimensionally stable polyester film backing, delivering a consistent and repeatable finish with each pass. This roll measures 4 inches wide by 150 feet long and is wound on a 3-inch core. At 30.0 micron grit, it is suited for stock removal and initial surface conditioning stages in a lapping or polishing sequence. Machinists, tool and die technicians, fiber optic technicians, and precision finishing specialists are the primary installers and users of this product.\u003c\/p\u003e\u003cp\u003eDiamond lapping film in the 30.0 micron grade is typically used in the early stages of a multi-step lapping or polishing process on materials such as ceramics, carbide, hardened steel, sapphire, and optical glass. The roll format is well suited for automated finishing equipment, lapping fixtures, or hand-lapping applications where a continuous supply of fresh abrasive surface is needed. It is commonly used in optical component manufacturing, precision tooling, and fiber optic connector end-face preparation.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecisely graded 30.0 micron diamond abrasive for controlled, repeatable stock removal\u003c\/li\u003e\n\u003cli\u003eDiamond particles bonded to a dimensionally stable polyester film backing\u003c\/li\u003e\n\u003cli\u003eRoll format (4 inches x 150 feet) provides continuous fresh abrasive surface\u003c\/li\u003e\n\u003cli\u003e3-inch core compatible with standard lapping and polishing equipment spindles\u003c\/li\u003e\n\u003cli\u003eEffective on extremely hard substrates including ceramics, carbide, and optical materials\u003c\/li\u003e\n\u003cli\u003ePart of a multi-grade family ranging from 0.10 to 30.0 micron for full finishing sequences\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use with lapping and polishing equipment accepting 3-inch core rolls, 4 inches wide. Suitable for precision finishing applications on hard materials where consistent diamond abrasive performance is required.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eThis product is typically handled by precision machining technicians, optical fabricators, or fiber optic technicians. Ensure lapping fixtures and drive equipment are properly stopped and locked out before loading or changing film rolls. Keep the abrasive surface clean and free of contamination to maintain consistent finish quality. Follow equipment manufacturer guidelines for roll tensioning and feed rate to avoid tearing or uneven wear of the film.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbrasive Grade\u003c\/strong\u003e: 30.0 micron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoll Width\u003c\/strong\u003e: 4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoll Length\u003c\/strong\u003e: 150 feet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCore Diameter\u003c\/strong\u003e: 3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacking Material\u003c\/strong\u003e: Polyester film\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbrasive Type\u003c\/strong\u003e: Diamond\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: Roll\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 6 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 00051111499665\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: 7000000306\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":51347353010482,"sku":"7000000306","price":6112.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310524062.jpg?v=1782102365","url":"https:\/\/voomisupply.com\/products\/3m-7000000306-diamond-lapping-film-30-0-micron-roll","provider":"Voomi Supply","version":"1.0","type":"link"}