Seppe white fused alumina electrically fused in arc furnace with high grade processed alumina as raw material. Grey fused alumina vice white fused alumina for metallurgical materials fireproof coating high flexibility resinoid grinding wheels 50ms 80 ms speed 100mm cut off wheel 80ms speed 100mm4 diameter wa abrasive type. Mulgrit white, alodur white ao, alpha alumina, white wsk, wa or wfa abrasive, white alundum, alpha alundum, 38 alundum, 38 al awif, dynablast, duralum white. Page 19 safety data sheet according to 19072006ec reach, 12722008ec clp, and osha ghs printing date 03. The resulting compound has the following characteristics. Wa is a fused white alumina abrasive powder produced by crushing fused alumina and sorting the particles into a uniform size. Alumina also known as corundum or aluminium oxide is the family name for inorganic compounds with the chemical formula al2o3. Al presents high purity and high capacity of edge reposition. Blocky raw abrasive materials or ingots that are crushed by various crushers. Al is a white aluminum oxide obtained from the fusion of calcined alumina in electric arc furnaces. Overview calcined alumina, also known as corundum or alpha alumina, is an essential raw material used in the manufacturing of white fused alumina.
Niche fused alumina world leader in the production of white fused aluminas. The report begins from overview of industry chain structure, and describes industry environment, then analyses market size and forecast of white fused alumina by product, region and application, in addition, this report introduces market competition situation among the vendors and company prof. Niche fused alumina the best quality of white fused alumina. White aluminium oxide f12220 for cutting and polishing. Effects of alumina and white fused alumina addition on transparent wall and floor tile glazes article pdf available in acta physica polonica series a 1274.
What is difference between white fused alumina and brown. Apr 15, 2020 the expresswire white fused alumina market2020 research gives an summary of the industry with classifications, applications and industry. Wfa formed as a result of bayer process alumina is a friable product. Safety data sheet on voluntary basis basically white fused aluminaaluminium oxide is nonhazardous substance. White fused alumina market trends, and forecast 2019 2027. Specific refractory applications include high tech refractory castables, isostatic pressed refractories and precast refractory shapes. Our customers in the medical technology, in aerospace technology and in the optical and industry attach importance to an ironfree material with highest purity, high degree of whiteness, extreme hardness and a wide range of precise grit sizes up to the micro range of 3. The abrasive tools made of it are suitable for the grinding of carbon steel, malleable cast iron, hard bronze, etc. Safetydatasheet on voluntary basis basically white fused alumina aluminium oxide is nonhazardous substance. Storage keep dry packaging bags 25 kg 55 lbs 1,000 kg 2,205 lbs per pallet. White fused alumina al 2 o 3 ctn 2818101100 edition. Us3409396a us53853366a us3409396a us 3409396 a us3409396 a us 3409396a us 53853366 a us53853366 a us 53853366a us 3409396 a us3409396 a us 3409396a authority us united states prior art keywords alumina fused discoloration calcined product prior art date 19660330 legal status the legal status is an assumption and is not a legal conclusion.
Niche fused alumina products are used in several areas, including but not limited to filtration ceramics, flooring, abrasives, brake. It has a powerful abrasive effect on the surface being blasted. White fused alumina belongs to the group of electrocorundum. Lkab minerals offer brown and white fused alumina for the refractory industry. Washington mills white fused alumina bubbles, grains and powders are available in standard. The end product has a low iron content making it particularly.
Al is a white fused aluminum oxide obtained from the fusion of calcined alumina in electric arc furnaces. White fused alumina is produced by fusing calcined alumina. Our knowledgeable buyer service will help you choose just the right white fused alumina factory in reliable price. The white fused alumina is fused in vertical arc furnances, with the characteristics of great hardness and toughness, which is an ideal material for coated abrasivses, grinding and polishing products and sandblasting. It is brown and features high hardness and toughness. Bulk densityloose bulk densitypacked gcm al o fe o. Meanwhile, we will be glad to assist you as usual, through the. White fused alumina is used in many applications including grinding and cut off wheels, refractories and ceramic shapes, coated abrasives, investment casting shells, laminates, coatings, blasting abrasives, lapping and polishing, and many, many more. Like brown fused alumina, wfa is used in the manufacturing of grinding wheels both vitrified and resin bonded and coated. Uses and specifications of white fused alumina, white. High purity white fused alumina powder buy white fused.
White fused alumina is ironfree, ultra pure and extremely hard. Brown fused alumina is a dense material produced from bauxite raw material. Some of the major application areas can be grouped as shown in table 1. White fused alumina wfa or wa is an important raw material for advanced refractories and abrasives, a. White fused alumina is a highly pure form of aluminium oxide which is suitable for use with stainless steel and aluminium. The dense mineral is white in color, and has predominantly large crystals of alpha alumina. A major goal of current ceramic research and development is to produce tough, strong ceramics that perform reliably.
White fused alumina wfa is obtained from the fusion of high purity calcined alumina in electric arc furnaces. Nonhazardous material safety data sheet for white fused alumina this generic sds is provided by lkab minerals to give information to assist with material handling of the products listed which are not classified as hazardous under the ghs and or the clp regulations. Al is recommended for special applications where contamination is an issue to be considered. Rui shi groups main products are brown fused alumina,white fused alumina,sintered calcium aluminate,fused calcium aluminate,amorphous calcium aluminate etc. Mulgrit white, alodur white ao, alpha alumina, white wsk, wa or wfa abrasive, white alundum, alpha alundum, 38 alundum, 38 al awif. White fused alumina is a high purity, synthetic mineral, manufactured by fusing pure grade calcined alumina and additives. With a mohs hardness of 9, aluminum oxide is a high. White fused alumina is widely used in the refractory industry as it is a very pure, low iron, high. It is produced by controlled melting of alumina in an electric arc furnace. The end product has a low iron content making it particularly valuable in refractory applications. It is both a hard and tough material with high strength, making it an excellent abrasive grain for applications such as grinding wheels, sandpaper, blasting. Safetydatasheet on voluntary basis basically white fused aluminaaluminium oxide is nonhazardous substance. In addition, they are also used as refractory materials.
It achieves its white color as it is lower in impurities than brown or pink fused aluminum oxide. With a mohs hardness of 9, aluminum oxide is a high strength, wearresistant material possessing a strong ability to resist vigorous chemical attacks such as acid and alkali at. White fused alumina market 2020 along with key drivers. It is recommended for refractory applications where purity, chemical stability and high refractoriness are characteristics to be considered. Rev 4 080416 white fused alumina chemical analysis standard % typical guaranteed al 2o3 99,53 min 99 sio 2 0,05 max 0,10 fe 2o3 0,03 max 0,10 na 2o 0,24 max 0,45 physical properties typical bulk density 3,60 gcm 3 specific density 3.
It has higher hardness and slight lower toughness comparing with brown fused alumina. Nonhazardous material safety data sheet for white fused. White fused alumina is produced by fusing calcined alumina in an electric arc furnace under carefully controlled conditions at high temperature. Fused alumina corundum or aluminium oxide lkab minerals. Wfa is raw material characterized with high hardness, yet friable with high purity, chemical stability, a high melting point, and large crystal size. White fused aluminum oxide macrogrits are used for all kinds of. It is also characterized by its high purity, ability of selfsharpening, better cutting, less heat emit, higher efficiency, acid and alkali. White fused alumina is widely used as a raw material in refractories, ceramics shapes, grinding wheels, sandpaper, blasting media, metal preparation, laminates, coatings, lapping, polishing, grinding and hundreds of other applications. Jct abrasives produces brown fused alumina, which is electrically fused in high temperature. White aluminium oxide is a product for hightech applications. As bfa, wfa is also used for manufacturing coated products,grinding wheels both resin bonded and vitrified.
White fused alumina is made of highquality aluminum oxide powder, and white corundum is obtained by fused extraction and crystallization. The marketwatch news department was not involved in the creation of this content. Apr 14, 2020 the expresswire the global white fused alumina market report 2020report supplies thorough. White fused alumina ek and ek micro, ank fused alumina ekr, brown fused alumina nk and nk micro uses of the product mineral blasting abrasive for industrial use of the supplier of the voluntary product information manufacturer supplier kuhmichel abrasiv gmbh street address po box am rosenbaum 22 country code postal code city. Global white fused alumina market 2017 99s marketdesk.
White fused alumina is high grade refractory material, which made from the high quality alumina by melting above 2000c in the electric arc furnace and. Alumina ceramics find a wide range of applications due to its composition. The raw abrasive materials or ingots are crushed and sized from blocks to grains and powders ranging from macrogrits to microgrits. Snapshot the global white fused alumina market will reach xxx million usd in 2017 and cagr xx% 20112017. White fused alumina possesses excellent properties. Oal follows strict control over quality of raw materials and fusion parameters. This is a data sheet provided on voluntary basis, made according to regulation ec no. Washington mills is a manufacturer of white fused aluminum oxide. Pdf effects of alumina and white fused alumina addition. The use of high temperature furnaces with stateoftheart technology permits densification of selected raw materials without sinter.
White fused aluminum oxide macrogrits are used for all kinds of bonded abrasives. White fused alumina is a high purity, synthetic mineral, manufactured by the fusion of controlled quality pure grade bayer alumina in an electric arc furnace at temperatures greater than 2000c followed by a slow solidification process. White fused alumina, refractory raw materials, and. It typically has higher friability than brown fused aluminum oxide. This ironfree, reusable blasting medium is angular, brittle and hard. Jct abrasives produces white fused alumina with a wide range of sizes. It has high purity, good selfsharpening, acid and alkali corrosion resistance, high temperature resistance. This is our new name, as part of niche, the specialty products division of new day aluminum holdings llc.
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