{"product_id":"silicon-carbide-grinding-paper-12-inch","title":"Silicon Carbide Grinding Paper — 12 inch","description":"\u003cp\u003e\u003cstrong\u003e12-inch (305 mm) silicon carbide grinding paper.\u003c\/strong\u003e Sized for 12″ platens and specimen holders, in plain or PSA backing, grits P60 through P4000.\u003c\/p\u003e\u003ch2\u003eCompatibility and Equivalents\u003c\/h2\u003e\n\u003cp\u003eMade for the same planar and fine grinding steps as these brand products:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuehler\u003c\/strong\u003e — CarbiMet silicon carbide paper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStruers\u003c\/strong\u003e — SiC grinding paper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllied High Tech\u003c\/strong\u003e — silicon carbide paper\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFits Buehler, Struers, LECO, Allied, and PACE systems with no change to your process. It is a comparable product for the same step — not a branded or drop-in item.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSame grit grading, typically 20–40% less.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"\/pages\/free-sample-request\"\u003eRequest a free sample\u003c\/a\u003e\u003c\/strong\u003e and test it on your own equipment.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSilicon Carbide Grinding Paper\u003c\/h2\u003e\n\n\u003ch3\u003eWhat This Product Is\u003c\/h3\u003e\n\u003cp\u003e\nSilicon carbide grinding paper is an abrasive consumable used during \u003cstrong\u003emetallographic grinding\u003c\/strong\u003e to remove material, flatten specimen surfaces, and reduce deformation introduced during sectioning.\n\u003c\/p\u003e\n\u003cp\u003e\nIt consists of silicon carbide abrasive particles bonded to a backing material, providing a consistent and controlled cutting surface. Silicon carbide is widely used due to its high hardness and sharp cutting characteristics, enabling efficient grinding across a broad range of materials.\n\u003c\/p\u003e\n\n\u003ch3\u003eIntended Use in Metallography\u003c\/h3\u003e\n\u003cp\u003e\nThis product is used during \u003cstrong\u003eplanar and fine grinding stages\u003c\/strong\u003e to prepare specimens for polishing. It establishes surface flatness and removes sectioning damage, directly influencing polishing efficiency and final surface quality.\n\u003c\/p\u003e\n\n\u003cp\u003eSilicon carbide grinding paper is commonly selected when:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInitial material removal is required after sectioning\u003c\/li\u003e\n\u003cli\u003eA controlled transition from coarse to fine surface conditions is needed\u003c\/li\u003e\n\u003cli\u003eA consistent and repeatable grinding surface is required across multiple samples\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nProper grinding technique and grit progression are critical to minimizing polishing time and preventing persistent surface defects.\n\u003c\/p\u003e\n\n\u003ch3\u003eGrit Structure and Coating Differences\u003c\/h3\u003e\n\u003cp\u003e\nSilicon carbide grinding papers are typically manufactured using different coating methods depending on grit size.\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoarse to intermediate grits (typically up to ~600 grit):\u003c\/strong\u003e Electrostatically coated, which orients abrasive particles for aggressive and consistent material removal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFine grits (800, 1000, and 1200 grit):\u003c\/strong\u003e Slurry coated, providing improved abrasive retention and finer material removal control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nSlurry-coated abrasives help maintain a more stable abrasive layer during grinding, making them better suited for \u003cstrong\u003ehigh-precision grinding steps prior to polishing\u003c\/strong\u003e. :contentReference[oaicite:0]{index=0}\n\u003c\/p\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cp\u003eSilicon carbide grinding paper is commonly used when preparing:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMetals and alloys\u003c\/li\u003e\n\u003cli\u003eCeramics and composite materials\u003c\/li\u003e\n\u003cli\u003eGeneral metallographic specimens in both research and production environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nPerformance depends on material hardness, grit size selection, applied pressure, lubrication, and progression between steps.\n\u003c\/p\u003e\n\n\u003ch3\u003eWhen This Product Is NOT Ideal\u003c\/h3\u003e\n\u003cp\u003eSilicon carbide grinding paper may \u003cstrong\u003enot\u003c\/strong\u003e be ideal when:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExtended durability is required across a high volume of samples\u003c\/li\u003e\n\u003cli\u003eHighly wear-resistant materials require more durable or longer-lasting grinding solutions\u003c\/li\u003e\n\u003cli\u003eApplications require maximum repeatability with minimal consumable variation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nIn these cases, more durable grinding solutions such as rigid grinding discs or diamond-based systems may provide improved consistency and longevity.\n\u003c\/p\u003e\n\n\u003ch3\u003eWhere This Fits in the Preparation Process\u003c\/h3\u003e\n\u003cp\u003eSilicon carbide grinding paper is typically used:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter\u003c\/strong\u003e sectioning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBefore\u003c\/strong\u003e polishing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nGrinding is performed in multiple steps, progressing from coarse to fine grit sizes. Each step removes the deformation and scratches introduced by the previous stage, preparing the specimen for polishing.\n\u003c\/p\u003e\n\n\u003ch3\u003eKey Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAbrasive type: Silicon carbide\u003c\/li\u003e\n\u003cli\u003eForm: Coated abrasive paper\u003c\/li\u003e\n\u003cli\u003eApplication: Metallographic grinding\u003c\/li\u003e\n\u003cli\u003eUse: Manual and automated preparation systems\u003c\/li\u003e\n\u003cli\u003eCompatibility: Used with standard grinding equipment and platens\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nRefer to individual product listings for available sizes, backing types, and grit options.\n\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and Quality Positioning\u003c\/h3\u003e\n\u003cp\u003e\nThese silicon carbide grinding papers are designed to deliver consistent cutting performance, controlled scratch patterns, and reliable results across metallographic preparation workflows.\n\u003c\/p\u003e\n\u003cp\u003e\nThey are comparable in performance and application to grinding papers offered by established industry suppliers such as Struers, Allied High Tech, and Buehler, providing similar preparation outcomes when used within proper grinding procedures.\n\u003c\/p\u003e\n\n\u003ch3\u003eBest-Practice Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProgress through grit sizes sequentially without skipping steps to reduce residual scratching\u003c\/li\u003e\n\u003cli\u003eUse adequate lubrication during grinding to minimize heat and deformation\u003c\/li\u003e\n\u003cli\u003eApply uniform pressure to maintain surface flatness\u003c\/li\u003e\n\u003cli\u003eRotate or reposition samples between steps to improve scratch removal consistency\u003c\/li\u003e\n\u003cli\u003eReplace grinding paper when cutting efficiency decreases or loading becomes visible\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eWhat grit size should I start with?\u003c\/h4\u003e\n\u003cp\u003e\nThe starting grit depends on the condition of the specimen after sectioning and the amount of material that needs to be removed. Coarser grits are used when significant material removal or leveling is required, while finer grits are used once the surface is flat and major damage has been eliminated.\n\u003c\/p\u003e\n\u003cp\u003e\nSelecting the correct starting point reduces preparation time and prevents unnecessary wear on finer consumables.\n\u003c\/p\u003e\n\n\u003ch4\u003eWhat is the typical grit progression in metallographic grinding?\u003c\/h4\u003e\n\u003cp\u003e\nGrinding is performed in a sequence of progressively finer grit sizes. Each step should completely remove the scratches from the previous step before moving on. Skipping steps often results in scratches that persist into polishing.\n\u003c\/p\u003e\n\u003cp\u003e\nA controlled progression is critical for achieving consistent, repeatable results.\n\u003c\/p\u003e\n\n\u003ch4\u003eWhat is the benefit of slurry-coated grinding paper in finer grits?\u003c\/h4\u003e\n\u003cp\u003e\nSlurry-coated papers, typically used in 800, 1000, and 1200 grits, provide improved abrasive retention and more controlled material removal. This allows for better surface refinement and smoother transitions into polishing steps.\n\u003c\/p\u003e\n\u003cp\u003e\nThey are particularly useful when preparing samples for high-quality surface finishes prior to polishing.\n\u003c\/p\u003e\n\n\u003ch4\u003eHow do I know when to move to the next grinding step?\u003c\/h4\u003e\n\u003cp\u003e\nThe next step should be started once a uniform scratch pattern is observed and all previous scratches have been removed. Visual inspection under proper lighting or magnification is typically used to confirm this.\n\u003c\/p\u003e\n\n\u003ch4\u003eHow long should each grinding step take?\u003c\/h4\u003e\n\u003cp\u003e\nGrinding time varies depending on the material and conditions. Rather than using a fixed time, progression should be based on surface condition and scratch removal.\n\u003c\/p\u003e\n\n\u003ch4\u003eCan silicon carbide grinding paper be reused?\u003c\/h4\u003e\n\u003cp\u003e\nGrinding paper can be used for multiple samples depending on conditions, but performance will decrease over time. As abrasive particles wear or become loaded, cutting efficiency declines.\n\u003c\/p\u003e\n\u003cp\u003e\nReplacing grinding paper at the appropriate time helps maintain consistent results.\n\u003c\/p\u003e\n\n\u003ch4\u003eIs lubrication required during grinding?\u003c\/h4\u003e\n\u003cp\u003e\nYes. Lubrication reduces heat, removes debris, improves surface quality, and extends consumable life.\n\u003c\/p\u003e\n\n\u003ch4\u003eWhy are scratches still visible after polishing?\u003c\/h4\u003e\n\u003cp\u003e\nPersistent scratches are typically caused by incomplete grinding. This can result from skipping grit sizes, insufficient grinding time, or contamination between steps.\n\u003c\/p\u003e\n\u003cp\u003e\nProper grinding technique is essential to achieving a scratch-free polished surface.\n\u003c\/p\u003e\n\n\u003ch4\u003eWhat causes uneven surfaces after grinding?\u003c\/h4\u003e\n\u003cp\u003e\nUneven surfaces can result from inconsistent pressure, poor mounting, or uneven contact between the sample and grinding surface. Maintaining stable positioning and uniform pressure improves flatness.\n\u003c\/p\u003e\n\n\u003ch4\u003eWhen should I replace grinding paper?\u003c\/h4\u003e\n\u003cp\u003e\nGrinding paper should be replaced when cutting efficiency decreases, loading is visible, or consistent surface results are no longer achieved. Worn consumables can increase preparation time and reduce repeatability.\n\u003c\/p\u003e","brand":"Beta Diamond Products","offers":[{"title":"60 (P60) \/ Plain Back","offer_id":46293689565320,"sku":null,"price":170.0,"currency_code":"USD","in_stock":true},{"title":"60 (P60) \/ PSA Back","offer_id":46293689598088,"sku":null,"price":240.0,"currency_code":"USD","in_stock":true},{"title":"80 (P80) \/ Plain Back","offer_id":46293689630856,"sku":null,"price":160.0,"currency_code":"USD","in_stock":true},{"title":"80 (P80) \/ PSA Back","offer_id":46293689663624,"sku":null,"price":220.0,"currency_code":"USD","in_stock":true},{"title":"120 (P120) \/ Plain Back","offer_id":46293689696392,"sku":null,"price":140.0,"currency_code":"USD","in_stock":true},{"title":"120 (P120) \/ PSA Back","offer_id":46293689729160,"sku":null,"price":215.0,"currency_code":"USD","in_stock":true},{"title":"180 (P180) \/ Plain Back","offer_id":46293689761928,"sku":null,"price":130.0,"currency_code":"USD","in_stock":true},{"title":"180 (P180) \/ PSA Back","offer_id":46293689794696,"sku":null,"price":205.0,"currency_code":"USD","in_stock":true},{"title":"240 (P280) \/ Plain Back","offer_id":46293689827464,"sku":null,"price":130.0,"currency_code":"USD","in_stock":true},{"title":"240 (P280) \/ PSA Back","offer_id":46293689860232,"sku":null,"price":195.0,"currency_code":"USD","in_stock":true},{"title":"320 (P400) \/ Plain Back","offer_id":46293689893000,"sku":null,"price":130.0,"currency_code":"USD","in_stock":true},{"title":"320 (P400) \/ PSA Back","offer_id":46293689925768,"sku":null,"price":195.0,"currency_code":"USD","in_stock":true},{"title":"360 (P600) \/ Plain Back","offer_id":46293689958536,"sku":null,"price":130.0,"currency_code":"USD","in_stock":true},{"title":"360 (P600) \/ PSA Back","offer_id":46293689991304,"sku":null,"price":195.0,"currency_code":"USD","in_stock":true},{"title":"400 (P800) \/ Plain Back","offer_id":46293690024072,"sku":null,"price":130.0,"currency_code":"USD","in_stock":true},{"title":"400 (P800) \/ PSA Back","offer_id":46293690056840,"sku":null,"price":195.0,"currency_code":"USD","in_stock":true},{"title":"600 (P1200) \/ Plain Back","offer_id":46293690089608,"sku":null,"price":130.0,"currency_code":"USD","in_stock":true},{"title":"600 (P1200) \/ PSA Back","offer_id":46293690122376,"sku":null,"price":195.0,"currency_code":"USD","in_stock":true},{"title":"800 (P2400) \/ Plain Back","offer_id":46293690155144,"sku":null,"price":178.0,"currency_code":"USD","in_stock":true},{"title":"800 (P2400) \/ PSA Back","offer_id":46293690187912,"sku":null,"price":240.0,"currency_code":"USD","in_stock":true},{"title":"1000 (P3000) \/ Plain Back","offer_id":46293690220680,"sku":null,"price":178.0,"currency_code":"USD","in_stock":true},{"title":"1000 (P3000) \/ PSA Back","offer_id":46293690253448,"sku":null,"price":240.0,"currency_code":"USD","in_stock":true},{"title":"1200 (P4000) \/ Plain Back","offer_id":46293690286216,"sku":null,"price":178.0,"currency_code":"USD","in_stock":true},{"title":"1200 (P4000) \/ PSA Back","offer_id":46293690318984,"sku":null,"price":240.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1359\/5151\/files\/sic_grinding_paper_collage.jpg?v=1746045514","url":"https:\/\/betadiamond.com\/products\/silicon-carbide-grinding-paper-12-inch","provider":"Beta Diamond Products","version":"1.0","type":"link"}