{"product_id":"brown-aluminum-oxide","title":"Brown Fused Aluminum Oxide Blasting Media | BFA COARSE 8 - 240 grits, 49 lbs or More","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eBrown Fused Aluminum Oxide Blasting Media\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003ch3\u003eTough, durable abrasive grain for aggressive cleaning, cutting and surface preparation\u003c\/h3\u003e\n\u003cp\u003eBrown fused aluminum oxide—also called \u003cstrong\u003ebrown aluminum oxide, brown fused alumina, BFA or Al₂O₃ abrasive grain\u003c\/strong\u003e—is a hard, durable blasting and finishing abrasive manufactured by fusing high-quality bauxite in an electric arc furnace.\u003c\/p\u003e\n\u003cp\u003eIts combination of \u003cstrong\u003eMohs 9 hardness, high toughness and durable blocky grain\u003c\/strong\u003e makes it an excellent choice for removing rust, paint, mill scale and other stubborn surface contamination. It is suitable for pressure blasting, suction blasting, wet blasting, bonded abrasives, coated abrasives, lapping and selected refractory applications.\u003c\/p\u003e\n\u003ch3\u003eProduct highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eApproximately \u003cstrong\u003e95.5%–96% aluminum oxide\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMohs hardness: 9\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eTough, durable and suitable for repeated blasting cycles\u003c\/li\u003e\n\u003cli\u003eStrong cutting action with less rapid breakdown than more friable abrasives\u003c\/li\u003e\n\u003cli\u003eAvailable in coarse, medium, fine and microgrit sizes\u003c\/li\u003e\n\u003cli\u003eSuitable for wet or dry processing\u003c\/li\u003e\n\u003cli\u003eNonflammable and insoluble in water\u003c\/li\u003e\n\u003cli\u003eUseful on metal, glass, stone, ceramics and selected composites\u003c\/li\u003e\n\u003cli\u003eGreat for antiskid, anti-slip flooring coatings, additive for epoxy floor systems. \u003c\/li\u003e\n\u003cli\u003eCommercial, industrial and hobbyist quantities available by grit\u003c\/li\u003e\n\u003cli\u003eFast and effective for removing rust, mil scale, paint, carbon deposits\u003c\/li\u003e\n\u003cli\u003eWill remove deposits from your substrate at twice the speed as sand, without all the health risks. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrown fused alumina is produced by electric-arc fusion, followed by cooling, crushing, grading, optional treatment, blending and packaging.\u003c\/p\u003e\n\u003cp\u003eDue to its high toughness (low friability), brown fused aluminum oxides are recommended for use in bonded abrasives such as grinding wheels and cutoff wheels, coated abrasives (paper \u0026amp; cloth), sandblasting abrasives, as well as refractory applications. \u003c\/p\u003e\n\u003cp\u003eTough, long-lasting for cleaning, deburring and surface preparation of metals, ceramics, glass, stone, wood, rubber, plastics and composite materials. Softer substrates require finer grit, lower pressure and testing before production.\u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eWhy Choose Brown Fused Aluminum Oxide?\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eBrown fused aluminum oxide provides a useful balance between \u003cstrong\u003ecutting speed, toughness and service life\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eUnlike round glass bead, which primarily peens and brightens a surface, brown aluminum oxide has an angular-to-blocky cutting structure that removes material and creates an anchor profile. Compared with silicon carbide, it is generally tougher and less friable, making it a strong choice where abrasive reuse and operating cost matter.\u003c\/p\u003e\n\u003ch3\u003eBest suited for\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eRequirement\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eWhy BFA works\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemoving heavy rust or coatings\u003c\/td\u003e\n\u003ctd\u003eHard grain produces aggressive cutting action\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePreparing metal for paint or powder coating\u003c\/td\u003e\n\u003ctd\u003eCreates a clean, textured surface for coating adhesion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReclaimable blast cabinets\u003c\/td\u003e\n\u003ctd\u003eDurable grain can survive multiple cycles when properly separated and cleaned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeburring and edge preparation\u003c\/td\u003e\n\u003ctd\u003eHard particles remove burrs and sharp irregularities\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtching glass or stone\u003c\/td\u003e\n\u003ctd\u003eFine grades (often \u003ca rel=\"noopener\" title=\"White Fused Aluminum Oxides sold by the net ton, drum, or small online orders\" href=\"https:\/\/sandblastingabrasives.com\/collections\/aluminum-oxides-3-white-fused-alum-oxides-5\" target=\"_blank\"\u003e\u003cstrong\u003eWhite Fused AO\u003c\/strong\u003e\u003c\/a\u003e is used here) provide controlled engraving and matte finishes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrinding and cutting products\u003c\/td\u003e\n\u003ctd\u003eHigh toughness works well in wheels, discs, points and coated abrasives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefractory mixes\u003c\/td\u003e\n\u003ctd\u003eHigh-alumina grades provide hardness and temperature resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eIndustrial Uses\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRust, scale and corrosion removal\u003c\/li\u003e\n\u003cli\u003ePaint and powder-coating removal\u003c\/li\u003e\n\u003cli\u003eStructural steel surface preparation\u003c\/li\u003e\n\u003cli\u003eCleaning castings and forgings\u003c\/li\u003e\n\u003cli\u003eWeld cleaning and heat-scale removal\u003c\/li\u003e\n\u003cli\u003eDeburring machined or stamped parts\u003c\/li\u003e\n\u003cli\u003eSurface profiling before thermal spray or coating\u003c\/li\u003e\n\u003cli\u003eBlast-room and reclaim-system operations\u003c\/li\u003e\n\u003cli\u003eBonded grinding wheels and cutoff wheels\u003c\/li\u003e\n\u003cli\u003eCoated abrasive paper, belts and cloth\u003c\/li\u003e\n\u003cli\u003eLoose-grain lapping and precision finishing\u003c\/li\u003e\n\u003cli\u003eRefractory castables and wear-resistant linings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePopular for Cerakote surface preparation:\u003c\/strong\u003e Brown fused aluminum oxide produces a clean, consistent anchor profile on metal before ceramic coating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eHomeowner and Hobbyist Uses\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eBrown aluminum oxide is also useful for smaller restoration and fabrication projects when used in suitable blasting equipment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRestoring rusty garden tools and shop tools\u003c\/li\u003e\n\u003cli\u003eCleaning antique hardware, hinges and brackets\u003c\/li\u003e\n\u003cli\u003eRefinishing wrought-iron furniture and railings\u003c\/li\u003e\n\u003cli\u003eRemoving coatings from automotive and motorcycle parts\u003c\/li\u003e\n\u003cli\u003ePreparing bicycle frames and metal components for painting\u003c\/li\u003e\n\u003cli\u003eCleaning cast-iron machinery and equipment parts\u003c\/li\u003e\n\u003cli\u003eRemoving scale from fabricated steel projects\u003c\/li\u003e\n\u003cli\u003eEtching decorative designs into glass\u003c\/li\u003e\n\u003cli\u003eEngraving stone, tile and masonry\u003c\/li\u003e\n\u003cli\u003eTexturing wood signs at reduced pressure\u003c\/li\u003e\n\u003cli\u003eCleaning pottery, ceramic or sculpture surfaces\u003c\/li\u003e\n\u003cli\u003ePreparing knife blanks and fabricated tools before coating or finishing\u003c\/li\u003e\n\u003cli\u003eSmall-part deburring in cabinet blasting systems\u003c\/li\u003e\n\u003cli\u003eLapping and precision finishing with fine or microgrit material\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrown aluminum oxide is an aggressive abrasive. \u003cstrong\u003eVery thin sheet metal, delicate castings, glass and soft materials can be damaged by excessive pressure or grit that is too coarse.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eGrit Selection Guide\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe correct grit depends on the substrate, coating thickness, blast pressure, nozzle size, desired finish and whether the abrasive will be reclaimed.\u003c\/p\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eGrit range\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eRelative action\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eTypical uses\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e8–24 grit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExtremely coarse and aggressive\u003c\/td\u003e\n\u003ctd\u003eHeavy scale, thick coatings, severe corrosion, heavy castings and rough stone texturing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e30–46 grit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAggressive general-purpose cutting\u003c\/td\u003e\n\u003ctd\u003eRust and paint removal, weld cleanup, fabrication work and heavy surface preparation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e54–80 grit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMedium cutting and controlled profiling\u003c\/td\u003e\n\u003ctd\u003eGeneral blast-cabinet work, powder-coat preparation, automotive parts and deburring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e90–120 grit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFine cutting and smoother finish\u003c\/td\u003e\n\u003ctd\u003eFine surface preparation, lighter coatings, glass etching, small parts and decorative finishes. \u003cstrong\u003ePopular for Cerakote surface preparation:\u003c\/strong\u003e 100-grit brown fused aluminum oxide produces a clean, consistent anchor profile on metal before ceramic coating.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e150–240 grit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVery fine finishing\u003c\/td\u003e\n\u003ctd\u003ePrecision blasting, fine matte finishes, detailed engraving and controlled surface refinement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eF280–F1200\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMicrogrit\u003c\/td\u003e\n\u003ctd\u003eLapping, polishing, bonded or coated abrasives and specialized precision processes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003ePractical starting points\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFor heavy rust or thick paint, begin around \u003cstrong\u003e30 or 36 grit\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFor general-purpose cabinet blasting and coating preparation, \u003cstrong\u003e46, 54 or 60 grit\u003c\/strong\u003e are common starting points.\u003c\/li\u003e\n\u003cli\u003eFor finer automotive parts, engraving or smoother finishes, consider \u003cstrong\u003e80 through 120 grit\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePopular for Cerakote surface preparation:\u003c\/strong\u003e 100-grit brown fused aluminum oxide produces a clean, consistent anchor profile on metal before ceramic coating.\u003c\/li\u003e\n\u003cli\u003eAlways test the least aggressive practical combination first.  \u003cstrong\u003e\u003cem\u003eA blast cabinet is not a time machine; once the surface is gone, it stays gone\u003c\/em\u003e\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eAvailable Grit Sizes\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCommon macrogrits - 50lb box:\u003c\/strong\u003e  8, 10, 12, 14, 16, 20, 24, 30, 36, 46, 54, 60, 70, 80, 90, 100, 120, 150, 180, 220 and 240 \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" title=\"25lb Brown Fused Aluminum Oxide Microgrit order page\" href=\"https:\/\/sandblastingabrasives.com\/products\/brown-aluminum-oxide-sandblasting-abrasive-finer-grades-280-through-1200-25lb-box-or-more-773\" target=\"_blank\"\u003eMicrogrits - 25lb boxes - order off this link:\u003c\/a\u003e  \u003c\/strong\u003eF280, F320, F360, F400, F500, F600, F800, F1000 and F1200\u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eTechnical Data\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe following values summarize the attached supplier technical sheets. They are \u003cstrong\u003etypical values rather than guaranteed specifications\u003c\/strong\u003e. Chemistry and physical properties may vary by grade, grit, production source and lot.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eTypical value\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eBrown fused aluminum oxide \/ brown fused alumina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemical formula\u003c\/td\u003e\n\u003ctd\u003ePrimarily Al₂O₃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Al₂O₃\u003c\/td\u003e\n\u003ctd\u003eApproximately 95.5%–96.1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical TiO₂\u003c\/td\u003e\n\u003ctd\u003eApproximately 2.4%–2.84%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical SiO₂\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.75%–1.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Fe₂O₃\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.12%–0.22%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCrystal structure\u003c\/td\u003e\n\u003ctd\u003eAlpha-alumina macrocrystals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrain shape\u003c\/td\u003e\n\u003ctd\u003eBlocky to angular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBrown to dark brown\/gray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMohs hardness\u003c\/td\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKnoop hardness\u003c\/td\u003e\n\u003ctd\u003eApproximately 2,100 kg\/mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecific gravity\u003c\/td\u003e\n\u003ctd\u003eApproximately 3.87–3.95 g\/cm³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoose bulk density\u003c\/td\u003e\n\u003ctd\u003eApproximately 1.56–2.13 g\/cm³, depending on grit and grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMelting point\u003c\/td\u003e\n\u003ctd\u003eApproximately 2,020–2,040°C \/ 3,668–3,704°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater solubility\u003c\/td\u003e\n\u003ctd\u003eInsoluble\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlammability\u003c\/td\u003e\n\u003ctd\u003eNonflammable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOdor\u003c\/td\u003e\n\u003ctd\u003eOdorless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard sizing\u003c\/td\u003e\n\u003ctd\u003eANSI B74.12 and\/or FEPA 42-1, depending on product\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eTypical Loose Bulk Density\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eBulk density is not the same as particle density or specific gravity. It represents the approximate weight of freely poured abrasive per unit volume and normally decreases as grit becomes finer.\u003c\/p\u003e\n\u003cp\u003eThe following chart comes from the attached Lionblast technical sheet and should be identified as \u003cstrong\u003etypical supplier data\u003c\/strong\u003e, not a guaranteed value for every BFA grade.\u003c\/p\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eGrit\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eBulk density g\/cm³\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eGrit\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eBulk density g\/cm³\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e2.03–2.13\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e1.74–1.88\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e1.97–2.12\u003c\/td\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003ctd\u003e1.72–1.86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e1.94–2.09\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e1.71–1.85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e1.92–2.07\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e1.67–1.81\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003ctd\u003e1.90–2.05\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e1.64–1.78\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e1.87–2.03\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003ctd\u003e1.63–1.77\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003e1.85–1.99\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e1.62–1.76\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e1.81–1.95\u003c\/td\u003e\n\u003ctd\u003e180\u003c\/td\u003e\n\u003ctd\u003e1.60–1.74\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e36\u003c\/td\u003e\n\u003ctd\u003e1.79–1.93\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003ctd\u003e1.58–1.72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e46\u003c\/td\u003e\n\u003ctd\u003e1.77–1.91\u003c\/td\u003e\n\u003ctd\u003e240\u003c\/td\u003e\n\u003ctd\u003e1.56–1.70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e54\u003c\/td\u003e\n\u003ctd\u003e1.76–1.90\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eSpecifications and Certifications\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eCertain U.S.-manufactured grades may be supplied to or certified against, please ask that a COA be sent to you in the comment section of order form when you order.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eAA-59316, Type I, Grades A, B and C\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eANSI B74.12 grit-size requirements\u003c\/li\u003e\n\u003cli\u003eFEPA 42-1 sizing requirements\u003c\/li\u003e\n\u003cli\u003eSelected GE Aircraft Engine specifications\u003c\/li\u003e\n\u003cli\u003eSelected Pratt \u0026amp; Whitney material specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eFrequently Asked Questions:\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs brown aluminum oxide reusable?\u003c\/strong\u003e  Yes, it can often be reused in enclosed blasting systems. Its high toughness gives it a longer blasting life than many more friable abrasives. Reuse depends on impact pressure, substrate contamination, dust separation and how much the grains have broken down.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the difference between brown and white aluminum oxide?\u003c\/strong\u003e  Brown fused aluminum oxide is generally tougher and more durable. It is often selected for aggressive cleaning, general blasting and repeated use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhite fused aluminum oxide is typically more chemically pure and more friable.\u003c\/strong\u003e It fractures more readily to expose fresh cutting edges and is often chosen for precision finishing or applications where higher purity is important.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs brown aluminum oxide the same as silicon carbide? \u003c\/strong\u003e No. Silicon carbide is generally sharper and cuts very quickly, but it is usually more friable. Brown aluminum oxide is tougher and can provide longer service life in reclaim systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan it remove rust and paint?\u003c\/strong\u003e  Yes. Coarse and medium sizes are widely used to remove rust, scale, paint and other coatings from steel and cast metal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan it be used on aluminum parts?\u003c\/strong\u003e  Yes, but the grit and pressure must be controlled. Start with a finer grade and lower pressure to reduce the risk of excessive profiling or distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan it etch glass?\u003c\/strong\u003e  Yes. Fine brown aluminum oxide can create etched, frosted or engraved effects on glass. Glass thickness, nozzle distance, pressure and dwell time must be carefully controlled.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan it be used on wood? \u003c\/strong\u003e Yes, but it cuts wood aggressively. Fine grit and low pressure may be used to texture signs, expose grain or remove coatings. Always test on scrap material first.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sandblastingabrasives.com","offers":[{"title":"8","offer_id":44852450328765,"sku":"BFA-8 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"10","offer_id":44852450361533,"sku":"BFA-10 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"12","offer_id":44852450394301,"sku":"BFA-12 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"16","offer_id":44852450427069,"sku":"BFA-16 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"20","offer_id":44852450459837,"sku":"BFA-20 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"24","offer_id":44852450492605,"sku":"BFA-24 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"30","offer_id":44852450525373,"sku":"BFA-30 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"36","offer_id":44852450558141,"sku":"BFA-36 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"46","offer_id":44852450590909,"sku":"BFA-46 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"54","offer_id":44852450623677,"sku":"BFA-54 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"60","offer_id":44852450656445,"sku":"BFA-60 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"70","offer_id":44852450689213,"sku":"BFA-70 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"80","offer_id":44852450721981,"sku":"BFA-80 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"90","offer_id":44852450754749,"sku":"BFA-90 grit-49lb","price":99.98,"currency_code":"USD","in_stock":true},{"title":"100","offer_id":44852450787517,"sku":"BFA-100 grit-49lb","price":102.98,"currency_code":"USD","in_stock":true},{"title":"120","offer_id":44852450820285,"sku":"BFA-120 grit-49lb","price":102.98,"currency_code":"USD","in_stock":true},{"title":"150","offer_id":44852450853053,"sku":"BFA-150 grit-49lb","price":102.98,"currency_code":"USD","in_stock":true},{"title":"180","offer_id":44852450885821,"sku":"BFA-180 grit-49lb","price":104.98,"currency_code":"USD","in_stock":true},{"title":"220","offer_id":44852450918589,"sku":"BFA-220 grit-49lb","price":104.98,"currency_code":"USD","in_stock":true},{"title":"240","offer_id":44852450951357,"sku":"BFA-240 grit-49lb","price":104.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/6871\/1357\/files\/image_a4c2361b-e5d8-461c-b597-e08554325f58.jpg?v=1739784534","url":"https:\/\/sandblastingabrasives.com\/products\/brown-aluminum-oxide","provider":"Sandblastingabrasives.com","version":"1.0","type":"link"}