خردة مسحوق النحاس

3911 copper powder scrap products are offered for sale by suppliers on Alibaba.com, of which other copper accounts for 12%, metal product processing line accounts for 1%. A wide variety of copper powder scrap options are available to you, such as 99.99%, customized and 99.9%.You can also choose from welding, cutting copper powder scrap,As well as from not powder, is powder copper powder scrap,and whether copper powder scrap is non-alloy, or is alloy.