... ,000,000 cycle. Our factory to provide high-end spacer sleeve solenoid valve.Detail description:A:Solenoid Valve Body1. Solenoid ... : Solenoid valve internal structure1.We adopted independent development the spacer sleeve structure.Core set of precision with reliable seal between ... ,000,000 times life.F: Solenoid valve shaft and Spacer material1.Shaft:material aluminum 6061 ,through the hard oxidation. ...