Silicon Carbide Powder for Carborundum Abrasive
₨4,500.00
Basic Info.
Packaging & Delivery
Product Description
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Silicon carbide has a very high hardness, with a Mohs hardness of 9.5, second only to the world’s hardest diamond (10). It has excellent thermal conductivity, is a semiconductor, and can resist oxidation at high temperatures.
Silicon carbide is a non-metallic mineral product made at 1800ºC and above with quartz sand and anthracite or petroleum coke as basic raw materials. It can increase the carbon, silicon, and manganese absorption rates, and has completely replaced previously-used silicon iron and high-carbon manganese. It not only reduces costs but also improves the overall economic benefits of steelmaking. It is an important raw material widely used in metallurgical deoxidation and production of refractories, electronics, machinery, and molds.
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Silicon Carbide Grit Specifications
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Mesh Size
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Average Particle Size(the smaller the mesh number, the coarser the grit)
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8Mesh
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45% 8 mesh (2.3 mm) or larger
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10Mesh
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45% 10 mesh (2.0 mm) or larger
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12Mesh
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45% 12 mesh (1.7 mm) or larger
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14Mesh
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45% 14 mesh (1.4 mm) or larger
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16Mesh
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45% 16 mesh (1.2 mm) or larger
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20Mesh
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70% 20 mesh (0.85 mm) or larger
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22Mesh
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45% 20 mesh (0.85 mm) or larger
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24Mesh
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45% 25 mesh (0.7 mm) or larger
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30Mesh
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45% 30 mesh (0.56 mm) or larger
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36Mesh
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45% 35 mesh (0.48 mm) or larger
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40Mesh
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45% 40 mesh (0.42 mm) or larger
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46Mesh
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40% 45 mesh (0.35 mm) or larger
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54Mesh
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40% 50 mesh (0.33 mm) or larger
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60Mesh
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40% 60 mesh (0.25 mm) or larger
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70Mesh
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40% 70 mesh (0.21 mm) or larger
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80Mesh
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40% 80 mesh (0.17 mm) or larger
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90Mesh
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40% 100 mesh (0.15 mm) or larger
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100Mesh
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40% 120 mesh (0.12 mm) or larger
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120Mesh
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40% 140 mesh (0.10 mm) or larger
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150Mesh
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40% 200 mesh (0.08 mm) or larger
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180Mesh
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40% 230 mesh (0.06 mm) or larger
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220Mesh
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40% 270 mesh (0.046 mm) or larger
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240Mesh
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38% 325 mesh (0.037 mm) or larger
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280Mesh
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Median: 33.0-36.0 micron
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320Mesh
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Median: 26.3-29.2 micron
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360Mesh
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Median: 20.1-23.1 micron
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400Mesh
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Median: 15.5-17.5 micron
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500Mesh
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Median: 11.3-13.3 micron
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600Mesh
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Median: 8.0-10.0 micron
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800Mesh
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Median: 5.3-7.3 micron
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1000Mesh
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Median: 3.7-5.3 micron
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1200Mesh
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Median: 2.6-3.6 micronc
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Due to its stable chemical properties, high thermal conductivity, low thermal expansion coefficient, and good wear resistance,silicon carbide has many other uses besides being used as abrasives. For example, silicon carbide powder is applied to the impeller or cylinder of a water turbine by a special process. The inner wall can improve its wear resistance and prolong its service life by 1 to 2 times; the high-grade refractory material made of it has heat shock resistance, small size, light weight, high strength and good energy-saving effect. Low-grade silicon carbide (containing about 85% of SiC) is an excellent deoxidizer.It can speed up the steelmaking speed, and facilitate the control of chemical composition and improve the quality of steel. In addition, silicon carbide is also widely used to make silicon carbide rods for electric heating elements.
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