hebei yonghui chemical Co., ltd -

hebei yonghui chemical Co., ltd

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carbon black
Specification: carbon black N220, N330, N550, N660
Detail: Carbon black Description: Amorphous black solid Applications: Our co***ny manufactures the black carbon series of superior-wear resisance(N200), high-wear resistance(N300), quick-press(N500), and common(N600) of dry proce...


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