{"product_id":"norton-78072779104-abrasive-belt-320-grit-3-4x20-1-2-in","title":"Norton 78072779104 Abrasive Belt 320 Grit 3\/4x20-1\/2 in","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe NORTON 78072779104 is a coated abrasive belt designed for dry precision finishing applications on a wide range of materials. Measuring 3\/4 inches wide by 20-1\/2 inches long, this belt uses aluminum oxide as its abrasive material and carries a 320 grit rating, placing it in the extra fine grade category. The closed coat density and X-weight cloth backing deliver consistent cut and durability during finish sanding passes. It is suited for use on portable and stationary belt sanders where fine surface prep is required before coating, sealing, or final inspection.\u003c\/p\u003e\n\u003cp\u003eThis belt is intended for dry operation and fits belt sanders that accept a 3\/4 inch by 20-1\/2 inch belt. It is commonly used in metal fabrication, woodworking, and general finishing work where a smooth, refined surface is the goal. The R228 series designation identifies this as a standard production-grade belt appropriate for shop and field use. Trades including finish carpenters, metal workers, and general maintenance professionals typically keep this grit size on hand for final-stage material removal and surface conditioning.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e320 grit extra fine aluminum oxide abrasive for controlled finish sanding\u003c\/li\u003e\n  \u003cli\u003eClosed coat construction maximizes abrasive coverage for consistent scratch pattern\u003c\/li\u003e\n  \u003cli\u003eX-weight cloth backing provides flexibility and durability under load\u003c\/li\u003e\n  \u003cli\u003eDry operation only — not rated for wet sanding applications\u003c\/li\u003e\n  \u003cli\u003eSeries R228 production-grade belt for shop and field environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a replacement-style abrasive belt for belt sanders and finishing machines that accept a 3\/4 inch by 20-1\/2 inch belt size.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstall on a belt sander with the power disconnected and the machine unplugged before changing belts. Verify belt tracking and tension per the sander manufacturer instructions before resuming operation. This belt is rated for dry use only — do not use with water, cutting fluid, or other liquids. Inspect the belt for tears or separation at the splice before each use and replace if damaged.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBelt Width\u003c\/strong\u003e: 3\/4 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBelt Length\u003c\/strong\u003e: 20-1\/2 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrit\u003c\/strong\u003e: 320\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrade\u003c\/strong\u003e: Extra Fine\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAbrasive Material\u003c\/strong\u003e: Aluminum Oxide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAbrasive Type\u003c\/strong\u003e: Coated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoat Density\u003c\/strong\u003e: Closed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBacking Material\u003c\/strong\u003e: Cloth\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBacking Weight\u003c\/strong\u003e: X\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWet\/Dry Operation\u003c\/strong\u003e: Dry\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: R228\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.1 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31191507\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: NORTON\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 78072779104\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NORTON","offers":[{"title":"Default Title","offer_id":51539355304242,"sku":"78072779104","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/23dbcfd13dd91efd0a7243b0dbc770a5.jpg?v=1785838670","url":"https:\/\/voomisupply.com\/products\/norton-78072779104-abrasive-belt-320-grit-3-4x20-1-2-in","provider":"Voomi Supply","version":"1.0","type":"link"}