Pre-Fill Valve (SG)

To drain oil between cylinder and tank is a function of prefill valve.

During operation in a large pressure mechanism, it needs to suck oil from tank to hydraulic cylinder.

While pressurizing, it prevents the oil flowing from hydraulic cylinder to tank.

When reversion, hydraulic cylinder will make oil draining to tank.

add to Inquiry Cart Model Valve Size Degree
SG-24-90 3" 90º