A ṣe Coke epo petirolu Calcined (CPC) lati inu coke epo petirolu delay labẹ iwọn otutu giga 1300ºC ninu ile ina calcined. A nlo o ninu ile ina yo irin ati ile ina foundry gẹgẹbi iru ohun ti n gbe erogba soke. Ohun pataki rẹ ni erogba ti o ni atunṣe giga ati sulfur kekere.