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    WESTCO? Carbon Black Semi Reinforcing – Industrial Grades CAS# 1333-86-4

    These grades of WESTCOTM Carbon black are medium size semi reinforcing grades for use in a variety of industrial rubber compounds. They offer moderate tensile strength and modulus and enhance the extrusion properties and mold flow of compounds. They can be used with highly reinforcing grades to reach a balance of properties.

    Packaging: 25 kg paper bags; 500kg & 1000 kg supersacks

    SPECIFICATIONS:

    Appearance: Black Beads/Pellets
    ASTM Grade

    N550, N650, N660, N762, N774

    *Iodine Absorption #, g/kg

    37-49, 30-42 , 30-42 , 23-31, 24-34

    *DBP Absorption, cc/100g

    114-128 , 115–129 , 83-97 , 61–69 , 67-77

    *Heating Loss, % max.

    1.5 , 1.5 , 1.5 , 1.5 , 1.5

    *pH

    5.5-8.5 , 5.5-8.5 , 5.5-8.5 , 5.5-8.5 , 5.5-8.5

    *Ash, % max.

    0.7 , 0.7 , 0.7 , 0.7 , 0.7

    *325 mesh Sieve, % retained max.

    0.1 , 0.1 , 0.1 , 0.1 , 0.1

    *Average Pellet Hardness

    20-50, 20-50, 20-50, 20-50, 20-50

    *Individual Pellet Hardness, max.

    90, 90, 90, 90, 90

    CTAB Surface Area, m2/g

    35-49 , 32-44 , 29-43 , 25-33 , 26-38

    Nitrogen Surface Area, m2/g

    34-46 , 31–41 , 29-41 , 26–32 , 25-35

    * Actual data will be reported on Certificate of Analysis

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        Technical Data & SDS Sheets

        Technical Product Sheets and SDS sheets are available for each of the chemicals listed. To access please click on the links above.
        • Western Reserve Chemical
        • 4837 Darrow Road
        • Stow, OH 44224

          Please contact us to request this Data Sheet

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