Raws li cov khoom siv carbon, graphite hmoov tuaj yeem siv rau yuav luag txhua qhov chaw nrog kev txhim kho txuas ntxiv ntawm kev ua haujlwm. Piv txwv li, nws tuaj yeem siv los ua cov khoom siv refractory, suav nrog cov cib refractory, crucibles, nruam casting hmoov, pwm cores, pwm detergents thiab siab t ...
Nyeem ntxiv