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Calcine refinery coke
Characterization:
Calcined petroleum coke(CPC) is the product from calcining petroleum coke. This coke is the product of the coker unit in a crude oil refinery. The calcined petroleum coke is used to make brake pad (friction material).
Main function: To make finished products (such as brake pad) remained stable at high temperature
Quality objectives锛
| Item | Quality Specification | Test Methods |
| True density ,g/cm3 | not less 2.06 | YB 4091 |
| sulfur,%(m/m) | not over 0.5 | YB/T 1430 |
| Volatile content,%(m/m) | not over 0.5 | Q/CNPC-JX 501 |
| Ash,%(m/m) | not over 0.5 | GB/T 1429 |
| Fixed carbon,%(m/m) | not less 98.5 | GB 2004 |
| Water content,%(m/m) | not over 0.3 | YB/T 1428 |
| Grain diameter(2) | report | GB3520 |