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WSD chemical established in 2000,we are professional engaged in the research, development, production, sale and service of PVC additives. We are located in Shengzhou City,Zhejiang,China, near to Shanghai, Hangzhou ,Ningbo, YIwu .and have convenient transportation access.

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Granular Carbon Black

  • 1.Carbon black  is an important black pigment.

    2.Mainly type inluding carbon black powder ,carbon black granular.

    3.Carbon black mainly used on plastics and rubber.

  • Chemicals structure of carbon black
    CAS Number:1333-86-4 EC Number:215-609-9
    Molecular Formular:C Molecular Weight:12.0107

    Introduction of carbon black
    We mainly maufactures the carbon black series, such as superior-Wear resistance(N220),resistance(N330),

    quick-press(N550),and common(N660) of dry process and wet process


    Items N220 N330 N550 N660
    Indine absorption g/kg 121±5 82±5 43±4 36±4
    DBP Absorption 114±5 102±5 121±5 90±5
    CTAB Surface Area, 106-116 79-87 38-46 31-39
    Nireogen Surface Area, 114-124 78-88 38-46 30-40
    Tint Strength 110-120 98-108
    Heating Loss,%,max 3.0 2.5 2.5 1.5
    Ash,%,max 0.5 0.5 0.5 0.5
    Tensile strength Msp,min,% -0.8 -1.5 -3.5 -3.5
    Exrension,%,min +10 -10 -10 +10


    Carbon black powder and carbon black granular Mainly used as black dye or pigments, widly used on manufacturing

    plastics, rubber, ink, paint,masterbatch and so on