... 4.BV,SGS,CIQ,COA,MSDS,ISO 2012 market price for carbon black N220, black carbon for sale with competitive price 1.Powder,granular ... /m3300% elongation stress -2.2 Mpa Carbon black N220is suitable for each kind of rubber, the resistance to wear is higher ... furnace black. We are looking forward to cooperating with you. 2012 market price for carbon black N220,black carbon for sale with competitive price