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Home / Sapphire polishing powder use boron carbide powder F800

Order high quality fepa graded boron carbide powders online here! pricing is per lb, with a 5 lb minimum order. boron caribde sandblasting abrasive grits and polishing powders are fepa classified, single classification. double classification is available, but this is a special process where we grade material per additional specifications.
Boron carbide powder (b 4 c) boron carbide is one of the hardest materials known, ranking third behind diamond and cubic boron nitride. extreme hardness, (knoop 100g: 2900-3580 kg/mm2) good chemical resistance; good nuclear properties; low density (2.52 g/cm2) due to the hardness, boron carbide powder is used as an abrasive in polishing and lapping applications.
To be sure you are ready for a finer level of grit, you can use a 10x loupe to make sure the scratches from the last step have been scoured away. to polish your corundum, you are best off using diamond powder, although it is quite expensive. a very fine grade of boron carbide u2026
Boron carbide powder f280 made in china used for polishing sapphire boron carbide powder b4c is smelted from boric acid and powdered carbon in electric furnace under high temperature.

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