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Feeding machine and plastic machine, standard material, is a necessary product of waste plastics in the production line. Modern chemical, pharmaceutical, food, metallurgy, building materials, agricultural and other light, heavy industry must be one of the supporting equipment, he provides the work efficiency, accurate transport, quality reliable solid and durable and in the process of feeding raw materials are completely free from dampness, without pollution, without material isopropyl, no leakage, the feeding process since the transport of, to avoid the danger of air feeding, reduce labor intensity, improve production efficiency, is a modern enterprise of civilization production of one of the essential.