Carbide yopangidwa ndi simenti imapangidwa ndi kuuma kwambiri, carbide yachitsulo yosungunuka (monga WC, TiC, TaC, NbC, etc.) kuphatikiza zomangira zitsulo (monga cobalt, faifi tambala, etc.) kudzera muzitsulo za ufa, pakali pano ndipamwamba kwambiri padziko lonse lapansi. ...
Werengani zambiri