How to Choose High Quality Petroleum Coke
1. Introduction of petroleum coke Petroleum coke is the vacuum residue of petroleum. It is cracked and coked at 500-550℃ in a coking unit to produce black solid coke. It is in black or dark gray color with honeycomb structure, and the […]
How to Choose High Quality Petroleum Coke ပိုပြီးဖတ်ပါ "