From 1993, the reconstruction of lowpressure cylinder sealing began to conduct. The floating ring seal are changed into steam jamming seal. The applied effect is good.
1993年开始实施低压缸密封改造,将浮环密封改造成蒸汽阻塞密封,使用效果良好。
2
I produced the automotive sealingring, with good compactness, high hardness, low wear, good sealing performance, high temperature, high pressure, acid corrosion.