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Arbon Black N550 is used for Leather Auxiliary Agents, Plastic Auxiliary Agents, Rubber Auxiliary Agents, Surfactants
1. products nameL:Carbon Black N550 2. our products have past the certificate of ISo9001-2000 3. Best quality ,favorable price
1. The ratio of nitrogen-adsorption on the carbon black surface is recommendatory test index.
2. 300% Stretching Stress is to get the carbon black disparity between the everyday carbon black (SRB3#) sample and the standard in the same experimental situation, with I type and dumbbell type reamer set by GB/T528. The vulcanization of the carbon black lasts 30 minutes under the average temperature of (145±1) .
3. All the technical indicators are taken as that of qualified products.
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