Tun hnaiah Cabot Corporation chuan April 1, 2019. .-a rubber carbon blacks hralh zawng zawngah 1 cent/lb raw material surcharge (RMB 150/ton vel) an dah belh dawn tih an puang a, hei hi carbon black producer dang a ni a, Ou Lilong Engineering Carbon Company. hnuah surcharge impose a tum a ni.
Company chuan tuna carbon black raw material market hi tunah hian active takin a awm mek a ni. North America-a carbon black raw material tam zawk hi tun hnai thla engemaw zat chhung khan crude oil refining process. by-product a ni tih a sawi a, refinery-te chuan Venezuela leh Mexico ang ramtea crude oil rit tak tak supply tihtlem chungchanga harsatna an tawh chu an chhang let a, chu chu environmental regulation thar hman dan tur atana inbuatsaihna atan a ni a, chu chu a awmzia chu a dik leh dik loh enfiah a ni. Carbon black siam chhuahna atana mamawh feedstocks chu a danglam., chutiang tur chuan Cabot chuan price formula.-a fuel price index-a lang kim lo raw material cost tam tak a digested a.