Green petroleum coke was calcined in rank type kiln to obtain the lower volatile matter products, the raw material-green petroleum coke from Chinese north is best that it have lower sulphur content and Nitrogen content, is best raw material to make special steel, graphite electrode

Nitrogen content　 ranging from 0.45% to 0.80% test by different labs.
Size: 0.5-5mm 90% minimum; 3-8mm 90% minimum or at buyer's option

Packing:

1.500kg/pp.bag

2.1000kg/pp.bag

3.10kgx100bags in one big pp.bag or 25kg/bagx40bags in one big pp.bag

4.by your option