亚洲精品国产福利片_精品一区二区三区亚洲国产_亚洲国产成人精品女人久久久_亚洲熟女综合一区二区三区

Graphite material properties

• Graphite material: fine-grain graphite material such as Japan Daikin, domestic Bayi carbon, continental carbon and other isostatic graphite materials According to the pore distribution and pore volume of different materials, suitable materials for graphite parts, heat exchanger blocks (tubes, tube sheets), hydrogen chloride synthesis equipment, and organic chlorination reactors are selected.