{"product_id":"3m-7000021270-lapping-disc-5-inch-silicon-carbide","title":"3M 7000021270 Lapping Disc 5 Inch Silicon Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe 3M 7000021270 is a silicon carbide lapping disc designed for precision polishing in fiber optic and metallurgical applications. The abrasive mineral is coated on a 3 mil polyester film backing, which provides dimensional stability and consistent contact across the work surface. Available in multiple micron grades including 5.0, 9.0, 15.0, and 30.0 micron, this disc delivers tight particle distribution that translates to a repeatable cut rate, predictable finish quality, and reliable disc life. Technicians and lab professionals working with fiber optic connector end-face preparation or metallurgical sample preparation will find this disc suited for controlled, fine-finish lapping work.\u003c\/p\u003e\u003cp\u003eThis disc is the standard product in the 3M silicon carbide lapping film line for fiber optic polishing and metallurgical applications. The 5 inch diameter format fits polishing fixtures and machines commonly used in fiber optic termination and cross-section preparation workflows. It is also used in quality-control labs where consistent surface finish is required across production volumes. The product is sold individually and is also available in sheet and roll formats for operations requiring different fixture types or higher-throughput setups.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSilicon carbide mineral on a 3 mil polyester film backing for stable, consistent abrasive contact\u003c\/li\u003e\n\u003cli\u003eTight particle distribution ensures uniform cut rate and finish across the disc surface\u003c\/li\u003e\n\u003cli\u003eAvailable in 5.0, 9.0, 15.0, and 30.0 micron grades to match polishing stage requirements\u003c\/li\u003e\n\u003cli\u003e5 inch diameter fits standard fiber optic and metallurgical polishing fixtures\u003c\/li\u003e\n\u003cli\u003eConsistent disc life reduces process variability in production and lab environments\u003c\/li\u003e\n\u003cli\u003eAlso available in sheets and rolls for alternative fixture and workflow configurations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in fiber optic connector polishing machines and metallurgical sample preparation fixtures that accept 5 inch diameter lapping film discs.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eLapping discs of this type are typically installed and replaced by fiber optic technicians or lab technicians following equipment manufacturer guidelines for their specific polishing machines. Ensure the polishing platen is clean and free of debris before applying the disc to maintain flat, even abrasive contact. Follow equipment manufacturer instructions for disc mounting, applied pressure, and rotation speed. Dispose of used discs per facility waste procedures, especially in metallurgical environments where sample material residue may be present.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbrasive Mineral\u003c\/strong\u003e: Silicon Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacking\u003c\/strong\u003e: 3 mil polyester film\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc Diameter\u003c\/strong\u003e: 5 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Micron Grades\u003c\/strong\u003e: 5.0, 9.0, 15.0, 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\u003ePackage Length\u003c\/strong\u003e: 7.71 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Width\u003c\/strong\u003e: 6.88 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Height\u003c\/strong\u003e: 4.7 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: Each\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: 7000021270\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":51344405070130,"sku":"7000021270","price":439.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310524039.jpg?v=1782035129","url":"https:\/\/voomisupply.com\/products\/3m-7000021270-lapping-disc-5-inch-silicon-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}