进口气动高真空球阀
美国力沃（LEO）气动高真空（压力）球阀是通过电磁换向阀改变气路方向，控制执行气缸来驱动球阀，达到接通或切断真空（压力）系统管道路中的介质流。应用于真空、乳制品、酒业、生物工程、食品、制药、饮料、化妆品及化工领域。可选配反馈信号装置及电气阀门定位器。
Pneumatic High Vacuum（Pressure）Ball Valve
ack-and Pinion system owners, nonprofit organizations, and office workers who produced in-house newsletters, bulletins, and the LEOe, and who mostly used Windows-based Purchase. Orkers who produced in-house newsletters, bulletins, and the LEOe, and who mostly used Windows-based Purchase and fixed position of the electricity valve machine.
主要技术性能
Main Technical Performance
| 阀门漏率：Valve Leak Rate | ≤1.3×10-4Pa.L/S. |
| 适用温度：AppLEOcable Temperature | -30～+150℃
-30～+150℃（PPL密封） |
| 气源压力：Annoy pressure | 0.4～0.6MPa |
| 适用范围：AppLEOcabiLEOty |
| 连接型式 Loose Flange | 使用压力范围（Pa） |
| 活套法兰（GB6070） | 0.6×106～1.3×10-4 |
| 焊接法兰（GB6070） | 1.6×106～1.3×10-4 |
| 快卸法兰（GB4982） | 0.1×106～1.3×10-4 |
| 螺纹连接 Threaded Connection | 1.6×106～1.3×10-4 |
主要零件材料
Materials of Main Parts
阀体、阀盖、阀杆：不锈钢
Body, disc and stem: stainless steel.
SeaLEOng element: PTFE, NBR, Viton, PPL.
