Fused Fused zirconia corundum brick brick brick , also known as the abbreviation is AZS, is based on three chemical composition Al2O3-Zr02-Sio2 ternary phase diagram , according to their order of how much content , Al2O3 take A, Zr02 take Z, Sio2 take S, using the abbreviation for steel fiber for concrete reinforcement national standards , such as 33 cast AZS bricks, abbreviated as AZS-33 #, 36 cast AZS bricks, abbreviated as AZS-36 #, 41 cast AZS bricks, abbreviated as AZS- 41 # .
Fused brick manufacturing process will be a selection of zircon sand and industrial alumina powder with 1:1 , plus a small amount of NaZO ( in the form of sodium carbonate is added ), B20: ( in the form of boric acid or borax added ) flux , mixed uniform , after the 1900 ~ 2000 ℃ melt cast molding , can be prepared containing zr0233% of the cast slabs . On this basis , the use of part desilication zircon sand as raw sandblasting material material , can be obtained with ZrO2 36% ~ 41% of the cast slabs . gaogangyuzhuan corundum brick (z irconia-eorundumrefraetory brick) using industrial alumina powder and a selection of zircon sand as raw material , ZrO2 content is made ??of 33% to 45 % of the refractory products . Fused zirconia corundum brick is mainly used in the glass industry furnaces , electric glass furnace, the steel industry 's slide, sodium silicate industry kilns and other high temperature erosion -resistant refractory kiln
Because black silicon carbide refractories refractories do not have other common characteristics, such as high thermal conductivity, low coefficient of expansion, excellent wear resistance and virtually no reaction with the slag and other characteristics, applications in this field more widely.
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显示标签为“steel fiber for concrete reinforcement”的博文。显示所有博文
2014年6月3日星期二
2014年5月18日星期日
Use of silicon carbide
Silicon carbide has four major application areas, namely: functional ceramics, advanced refractories, abrasives and metallurgical materials. SiC coarse material has been able to supply a large number, can not be considered high-tech products, while high-tech nano-silicon carbide powder steel fiber for concrete reinforcement is impossible to form a short application of economies of scale.
⑴ as an abrasive, can be used for abrasives, such as grinding wheel, Whetstone, grinding, sand tile and so on.
⑵ as metallurgical deoxidizer and high temperature materials.
⑶ high purity single crystal can be used sandblasting material for the manufacture of semiconductor manufacturing silicon carbide fibers.
Main purpose: for 3-12 inch monocrystalline silicon, polycrystalline silicon, gallium arsenide, quartz and other wire cutting. Solar photovoltaic industry, the semiconductor industry, piezoelectric crystal engineering of industrial processing of materials.
For semiconductors, lightning, circuit elements, high-temperature applications, UV detector, structural materials, astronomy, disc brakes, clutch, diesel particulate filter, filaments pyrometer, ceramic film, cutting tools, heating elements, nuclear fuel , jewelery, steel, protective gear, catalyst carrier body and other fields.
⑴ as an abrasive, can be used for abrasives, such as grinding wheel, Whetstone, grinding, sand tile and so on.
⑵ as metallurgical deoxidizer and high temperature materials.
⑶ high purity single crystal can be used sandblasting material for the manufacture of semiconductor manufacturing silicon carbide fibers.
Main purpose: for 3-12 inch monocrystalline silicon, polycrystalline silicon, gallium arsenide, quartz and other wire cutting. Solar photovoltaic industry, the semiconductor industry, piezoelectric crystal engineering of industrial processing of materials.
For semiconductors, lightning, circuit elements, high-temperature applications, UV detector, structural materials, astronomy, disc brakes, clutch, diesel particulate filter, filaments pyrometer, ceramic film, cutting tools, heating elements, nuclear fuel , jewelery, steel, protective gear, catalyst carrier body and other fields.
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