Conventional two-way direct acting normally closed solenoid valve:â—The main body can be divided into brass forging and stainless steel frosting.â—Large diameter and large flow.
Donjoy mechanical stepless speed regulating lobe pump composed of a lobe pump and a mechanical stepless gearbox---a motor and a reducer inside. The rotary speed of pump can be adjusted by rotating the hand-wheel as per the required condition. It has the a