low price boron carbide B4C black powder

low price boron carbide B4C black powder

High purity 99% nano boron carbide b4c powder price , find complete details about high purity 99% nano boron carbide b4c powder price,boron carbide powder,boron carbide price,b4c powder from other metals & metal products supplier or manufacturer-dongguan sat nano technology material co., ltd.
Boron carbide powder & paste ask price specification quality grit sizes quality grit sizes very coarse 80-120 fine 360-400 coarse 150-220 super fine 500-700 medium 250-300 extra fine 800-1200 medium fine 280-350 ultra fine 1300-1500
Boron carbide is a black crystalline compound, one of the hardest known materials and is the hardest material produced in tonnage quantities. production of boron carbide is by a carbothermal reduction of boron oxide (b2o3), by reacting boron oxide with carbon in an electric arc furnace or by gas reactions to produce coatings directly.
Cheerbright 1pc 800# black boron carbide whetstone grinding sharpening stone (100 x 25x10mm)

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