Coal-tar pitch

Modified coal tar pitch is remnant which extract light oil Phenol oil, naphthalene oil, wash oil and anthracene oil from coal tar by Distillation, adopting tube turnace continuous distillation method , it was Solid black type at normal atmospheric temperature, No fixed melting point, it softed then melting after heating Mainly used in Ultra-high power electrodes、High-quality anodes and carbon blcock, High-density high-strength graphite etc

NO Item First grade Second grade 1 Softening point（ring ball method）℃ 100-115 100-120 2 Toluene insolubles content % > 28-34 26-30 3 Quinoline insoluble content % 8-14 8-15