{"product_id":"418080-silicon-carbide-12in-x-18in-floor-sanding-sheets-80-grit","title":"418080 Silicon Carbide 12in x 18in Floor Sanding Sheets - 80 Grit","description":"\u003cp\u003eIn this review the 418080 Silicon Carbide 12in x 18in Floor Sanding Sheets are evaluated for tradespeople and serious DIYers who need a durable, consistent abrasive for floor refinishing. The review finds these precut sheets best for users of 12in x 18in square buff machines such as Clarke, Deva, and Silver line, and highlights the main reason to buy: the sharp silicon carbide grain and extra heavy paper backing deliver long life and steady performance on wood or concrete at a competitive price. For anyone sanding multiple floorboards or tackling a full room, these 20-pack sheets offer good value and dependable results.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecut fit:\u003c\/strong\u003e Twenty 12in x 18in sheets are sized to fit common square buff machines so setup is straightforward and fast.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilicon carbide grain:\u003c\/strong\u003e The 100% sharp silicon carbide abrasive gives consistent cutting action on both hardwood and concrete, reducing the need to switch products mid-job.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra heavy backing:\u003c\/strong\u003e Heavy weight paper backing increases tear resistance and durability for aggressive floor work and longer life per sheet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackside grit:\u003c\/strong\u003e Enough grain on the backside ensures the sheets stick to sanding pads without requiring extra adhesive for many machines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange of grits:\u003c\/strong\u003e Available from 20 through 100 grit, the range covers aggressive stock removal through fine sanding for finishing stages.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThese sanding sheets are aimed at professionals, flooring contractors, and experienced DIYers who use 12in x 18in square buffers and need robust abrasives for floor repair and refinishing. They work well for projects that require multiple sheets and where a balance of durability and cost is important.\u003c\/p\u003e\u003cp\u003eUsers who rely on specialty hook-and-loop systems or machines outside the listed square buff brands should confirm compatibility first, and those who need very fine polishing beyond 100 grit will need a different product for final finishing.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDurable silicon carbide grain provides consistent performance on hardwood and concrete.\u003c\/li\u003e\n\u003cli\u003eExtra heavy paper backing resists tearing during aggressive sanding tasks.\u003c\/li\u003e\n\u003cli\u003eTwenty precut sheets offer good value for multi-room or contractor jobs.\u003c\/li\u003e\n\u003cli\u003eBackside grit often adheres well to sanding pads without additional adhesive.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAdhesive performance receives mixed feedback, so some users may need to check fit and adhesion on their specific pad.\u003c\/li\u003e\n\u003cli\u003eNot intended for ultra-fine polishing beyond the available grit range.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eMercer Industries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct size\u003c\/td\u003e\n\u003ctd\u003e12in x 18in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrit\u003c\/td\u003e\n\u003ctd\u003e80 grit (pack available in 20, 36, 60, 80, 100)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack quantity\u003c\/td\u003e\n\u003ctd\u003e20 precut sheets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAbrasive type\u003c\/td\u003e\n\u003ctd\u003e100% silicon carbide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacking\u003c\/td\u003e\n\u003ctd\u003eExtra heavy weight paper for high tear resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe 418080 Silicon Carbide 12in x 18in sheets are a practical choice for professionals and serious DIYers who need durable, consistent sanding on hardwood or concrete. With 100% silicon carbide grain and a heavy backing, they deliver reliable life and performance at a competitive price, making them a smart value for room-scale refinishing jobs where compatibility with square buff machines is confirmed.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill these fit my Clarke square buff machine?\u003c\/strong\u003e\u003cbr\u003eYes, the sheets are precut to fit 12in x 18in square buff machines including Clarke, Deva, and Silver line.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan these be used on concrete as well as hardwood?\u003c\/strong\u003e\u003cbr\u003eYes, the silicon carbide grain is suitable for both hardwood and concrete sanding tasks.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo the sheets stick to sanding pads without extra adhesive?\u003c\/strong\u003e\u003cbr\u003eThe backside has enough grit to adhere to many sanding pads, but some machines or pads may require additional adhesive depending on fit and wear.\u003c\/p\u003e","brand":"Mercer Industries","offers":[{"title":"Default Title","offer_id":48187727380699,"sku":"B07D1P4BG6","price":70.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91Ste0sB8gL._AC_SL1500.jpg?v=1769620151","url":"https:\/\/gearmusthave.com\/products\/418080-silicon-carbide-12in-x-18in-floor-sanding-sheets-80-grit","provider":"GearMustHave","version":"1.0","type":"link"}