The phase change of ordinary pressure-transfer sealingmedium made by pyrophylite occurs under high temperature and high pressure, which influences the medium's functions.
普通单一叶蜡石材料传压密封介质在高温高压下容易发生相变，影响介质的使用性能。
2
The utility model provides a main shaft sealing device for a large-size washing machine, comprising a supporting device, sealingmedium, an oil feeding hole, a sealing element, etc.
一种大型洗衣机主轴的密封装置，它是由支承装置、密封介质、注油孔、密封件等组成；
3
Needle valve pressure better than other valves, sealing performance, it is generally used for small flow, high pressure gas or liquid sealingmedium, also used in conjunction with the pressure gauge.