欧美一级特黄AAAAAA大片在线观看_一级毛片在线播放观看_一级特黄性色生活片免费观看_国产suv精品一区二区88_国产91精品无码麻豆_国产精品久久久成人一区二区三区

Language version:中文版 | English | ??? ??
Home/
Products

Products Name:Type 169 mechanical seal

Products Details:External single ended multi spring polytetrafluoroethylene corrugated pipe structure. Both dynamic and static rings are made of corrosion resistant cemented carbide or silicon carbide (SiC)

Operating parameters:
Sealing chamber pressure: 0.5Mpa
Sealing chamber temperature: -10 ~ 150 DEG C
Linear velocity:≤3000r/min
Medium: crystalline alkali salt solution and other corrosive substance