High-quality green petroleum coke is taken into Acheson furnace for graphitization process with temperature around 2500-3600 �°C.The product has higher degree of graphitization with nitrogen content is lower than 300ppm.This product, with lower sulpur and ash content, is ideal recarburizer for steelmaking and foundry industries. Fixed carbon 99% min. Sulphur 0.03% max. Ash 0.5% max. 0.7% max. 1% max. 1% max. Volatile matter 0.5% max. 0.8% max. 1% max. 1% max. Moisture 0.5% max. 0.5% max. 0.5% max. 0.5% max. Size(mm) 1-3/1-5 1-5/5-10 0.2-1 0-0.5 2 HQ-GPC-02 98.5% min. 0.05% max. HQ-GPC-03 98% min. 0.07% max. HQ-GPC-04 98% min. 0.1% max. ä¸? è??楺碳表 HENGGIAO CARBON Semi-graphite Petroleum Coke(SGPC) Semi GPC is from the insulation layer of acheson furnace. The graphitization temperature is in the range of 1700-2500 C.It belongs to the medium temperature graphitization product. It is economical recarburizer with high fixed carbon, lower sulphur content, fast dissolution rate and high absorption rate.