high purity polished tungsten bar tungsten rod for rare earth industry tungsten lanthanum bar from Sifon: The outstanding feature of tungsten rod is ....
long length tungsten bar for high temperature furnace heating element tungsten rod bar from Sifon: High melting point (3410 centigrade) Low thermal .....
high purity bright tungsten rod tungsten bar for deep machining tungsten bar from Sifon: Thanks to the high melting point, high density (above 18.8g.....
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polished tungsten rod high purity tungsten bar tungsten bar from Sifon: polished high purity tungsten rod bar as electrode bar for melting industry .....
polished tungsten rod high purity tungsten bar tungsten bar from Sifon: high purity polished tungsten rod bar as heating element for high temperature ...