Product Description Foundry coke Specifications as bellow: Foundry coke fixed carbon:85,86%,87%,88% sulfur:0.6%max,0.65%max,0.7%max,0.8%max ash:12%,12.5%,13%,13.5% volatile matter:1%,1.5%,2% moisture:4%,4.5%,5% calories:8400~8600KCal size:regular size:25-90mm,or as customer's requirement
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