... supply all kinds of expandable graphite. 8050250/9550280/9550250...... we are exporter from Qingdao China,we dealing graphite many years.our factory ... located Pingdu city,Qingdao. we can supply all kinds of expandable graphite...Grade.9550250/ 9980250 9950200 9980200 9580200 etc. carbon:95-99 ... as steel,metallurgy,petroleum,chemical,machinery,astronavigation,and atomic energy. expandable graphite