... n550 n660 1.black powder or granular 2.for tyre industry 3.BV,SGS,CIQ,ISO,COA,MSDS 4.Free ... for tyre industry1.black powder or granular 2.for rubber industry 3.BV,SGS,CIQ,ISO,COA,MSDS4.Supply Free ... 6.caron balck n330 n220 n550 n660 n774 Hebei Baili Industry Trade , exporting a series of CARBON BLACK with good ... Loss3.02.52.51.5Ash0.50.50.50.5Tensile Strength Map ≥-0.8-1.5-3.5-3.5Extension% ≥+10- ...