{"product_id":"3m-7100211542-microfinishing-film-belt-372l-84x4-inch-ao","title":"3M 7100211542 Microfinishing Film Belt 372L 84x4 Inch Ao","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe 3M 7100211542 is a microfinishing film abrasive belt designed for precision surface finishing across a range of materials. Built on a durable polyester film backing, it carries micron-graded aluminum oxide abrasive bonded with a resin system that resists heat-related deterioration. The result is a fast cut rate paired with a consistent, uniform finish. This belt measures 84 inches in length and 4 inches in width, making it a practical choice for industrial and production finishing on wide-belt machinery. It ships in a minimum quantity of 50 units per order.\u003c\/p\u003e\u003cp\u003eThis belt is suited for finishing operations on composites, plastics, fiberglass, and metal substrates where a fine, controlled surface finish is required. The closed-coat construction delivers good grain density, helping technicians and machinists achieve repeatable results across production runs. It is appropriate for both light-duty surface prep and final-stage finishing workflows in manufacturing, fabrication, and metalworking environments.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMicron-graded aluminum oxide abrasive provides a fast cut rate and fine, consistent finish\u003c\/li\u003e\n\u003cli\u003ePolyester film backing offers flexibility and dimensional stability during use\u003c\/li\u003e\n\u003cli\u003eResin bonding resists heat buildup to extend belt service life\u003c\/li\u003e\n\u003cli\u003eClosed-coat construction increases grain density for a finer surface finish\u003c\/li\u003e\n\u003cli\u003eCompatible with composites, plastics, fiberglass, and metal substrates\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement or production consumable for wide-belt finishing machines that accept 84-inch by 4-inch abrasive film belts.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a qualified machine operator or maintenance technician familiar with belt-driven abrasive equipment. Power down and lock out the machine before changing belts. Verify belt tracking and tension according to the machine manufacturer guidelines before resuming operation. Inspect the belt splice and backing for damage before mounting.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBelt Length\u003c\/strong\u003e: 84 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBelt Width\u003c\/strong\u003e: 4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbrasive Material\u003c\/strong\u003e: Aluminum Oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacking Material\u003c\/strong\u003e: Polyester Film\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoat Type\u003c\/strong\u003e: Closed Coat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBond Type\u003c\/strong\u003e: Resin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 7.283 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: 50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 638060762375\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: 7100211542\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":51345598284082,"sku":"7100211542","price":973.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310520075.jpg?v=1782061165","url":"https:\/\/voomisupply.com\/products\/3m-7100211542-microfinishing-film-belt-372l-84x4-inch-ao","provider":"Voomi Supply","version":"1.0","type":"link"}