AS-21 seal similar with the Johncrane type 1A ,type 21,type 2 seal and Vazel Line AM seal .
The type 21 seal can used in water pump , or pumps of rotary turbines and outward flow turbine ,mixers, and so on .
Application:Water,sewage water,oil,and other moderately corrosive fluids ,etc.
Temperature : -20℃~120℃
Pressure: ≤1.0Mpa
Speed: ≤15m/Sec