Tsis yog ferrous metrals recractories
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![Refract Tribs rau cov pa roj carbon ci]()
Refract Tribs rau cov pa roj carbon ciAv nplaum cib rau cov pa roj carbon ci yog hom khoom siv refractory tshwj xeeb tsim rau cov pa roj carbon ci. Lawv muaj cov khoom siv lub cev thiab tshuaj lom neeg tshwj xeeb, muaj lub zog loj,...Ntau
Peb nyob nraum zoo-lub npe hu ua ib qho ntawm cov thawj coj tsis muaj ntau yam metral sib txuas thiab cov chaw muag khoom hauv Suav teb. Thov koj xav yuav tsis muaj kev sib tw sib luag ntawm cov nqi sib tw los ntawm peb lub hoobkas. Tiv tauj peb kom paub meej ntxiv.