Chaw Tsim Khoom Siv GPC Graphite Petroleum Coke
Graphite roj av coke yog ua los ntawm cov roj av coke zoo ua cov khoom siv raw los ntawm kev kub siab graphitization ntawm 2800-3000 ºC. Nws muaj cov yam ntxwv ntawm cov pa roj carbon ruaj khov siab, cov ntsiab lus sulfur tsawg, cov ntsiab lus tshauv tsawg thiab kev nqus siab. Nws yog dav siv hauv metallurgy, casting thiab lwm yam lag luam. Nws tuaj yeem siv los tsim cov hlau zoo, cov hlau tshwj xeeb, hloov qib ntawm cov hlau nodular thiab grey hlau, thiab kuj tuaj yeem siv ua tus neeg sawv cev txo qis hauv kev lag luam tshuaj lom neeg.
