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The coarse-grain hafnium diboride of our company specially


The coarse-grain hafnium diboride of our company specially used as spraying powder has successfully passed the test in the major part of certain aerospace model; with characteristics of high purity, even size distribution (about 95% of the powder size keeps in 20-40um), near-spherical power, etc., because of less fine powder and excellent liquidity, it is rarely to jam the spraying barrel, with uniform coating thickness, which effectively avoids the defects of crack, inclusion, abscess, etc.