Color stretch film with high toughness and puncture resistance, super toughness, comprehensive protection of objects, even sharp objects are difficult to pierce. Moreover, it has high self-adhesive and super self-adhesive retracting ability, which not onl
These valves are composed of a solenoid operated pilot valve and a pilot operated slave valve. When a solenoid is energised the pilot valve directs the flow to move the spool of the slave valve, thus changing the direction of flow in the hydraulic circui