Graphite Petroleum Coke Rau Grey Iron Casting Foundry
Cov roj av coke graphitized uas muaj purity siab yog ua los ntawm cov roj av coke zoo ntawm qhov kub ntawm 2500-3500 ℃. Nws yog cov khoom siv carbon uas muaj purity siab, nrog cov pa roj carbon ruaj khov siab, cov sulfur tsawg, cov tshauv tsawg, cov porosity tsawg thiab lwm yam ntxwv. Nws tuaj yeem siv ua carburizer (carbon additive) los tsim cov hlau zoo, hlau cam khwb cia thiab cov hlau sib xyaw. Nws kuj tseem siv tau ua cov khoom ntxiv rau hauv yas thiab roj hmab.
