Investmentcastingtechnology Investment casting also called lost_wax casting. This kind of casting process can produce sophisticated parts that close to the final product shape,metal parts or fine arts and crafts while dont need or rarely ne...
Copper and copper base powder in the application of powder metallurgy I nrecentyears, p owdermetallurgy scholarspaymoreattentiontothematerialwithnanoand compositeproperties,whileignor ed thebasematerialandtheprocessofanexpandingroleinthe fi...