... the slide gate nozzleFor exampleLQG60120B3-1LQmeans the product is designed by Jinan Linquan Co., LtdGmeans the product is designed for ... Characteristics3.1 Framed elastic compression structure, the plate is compressed by the spring, thus the interface pressure is easy to ... set up, constant, equal ,accurate ,unaffected by the high temperature and the human factor. The different changes ...