2010-8-31
cast steel shot :S780/SS2.5 S660/SS2.0 S550/SS1.7 S460/SS1.4 S390/SS1.2 S330/SS1.0...
steel shot, abrasives
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2010-5-6
1.Molecular Formula:FW
2.Appearance: Tungsten powder is dark grey.Spaying tungsten powder bright...
tungsten powder, tungsten
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