Silicon carbide
Electrical Conductivity Black Silicon Carbide Supplied By Factory
Silicon carbide includes black silicon carbide and green silicon carbide, among which: black silicon carbide is made of quartz sand, petroleum coke and high-quality silica as the main raw materials...
DESCRIPTION
Silicon carbide includes black silicon carbide and green silicon carbide, among which: black silicon carbide is made of quartz sand, petroleum coke and high-quality silica as the main raw materials, which are smelted at high temperature in a resistance furnace. Its hardness is between corundum and diamond, its mechanical strength is higher than corundum, and it is brittle and sharp.
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Black Silicon Carbide (Products can be customized)
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Purpose
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Specification
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Chemical Composition (%)
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Max.Magnetic Material Content(%)
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SIC-min
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F.C-max
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Fe2O3-max
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Abrasives Grade
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Grain
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12-80
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98
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0.20
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0.6
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0.0023
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90-150
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97
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0.30
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0.8
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0.0021
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180-220
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97
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0.30
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1.2
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0.0018
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Micropowder
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240-4000
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96
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0.35
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1.35
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–
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Refractory Grade
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Group Size
（mm)
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0-1
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97
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0.35
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1.35
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–
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1-3
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3-5
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5-8
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Fine Powder
(mesh)
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-180
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97
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0.35
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1.35
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–
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-200
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-240
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-320
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Color
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Black
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Hardness(mohs)
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9.15
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Melting Point(℃)
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2250
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Max.Service Temperature(℃)
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1900
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Ture Density (g/cm3)
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3.9
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