(Operating Conditions)
(Temperature) : -20 'C to + 120 C
(Pressure) :< 0.5 MPa
(Speed):< 10m/s
(Materials)
(Stationary Ring) : V1,Q2
(Rotary Ring) : B5,B,Q2
(Secondary Seal) : V,P,E
(Spring and Metal Parts) : F
Applications:Clean water, sewage water,oil and other moderately corrosive fluids.