Rubber Bellows seal, mono-coil spring, bellows drive.  

For pump and rotary equipments, for general use, water, oil... etc. 

適用範圍 ( Applications ) 

最大壓力 ( Max. Pressure )  ---  -720mmHg ~ 7kg/cm^2_G 

溫度範圍 ( Temperature Range )   ---  -20ºC ~ +100ºC