GDF-25/32 Manual Monoblock Valve
Monoblock directional control valves produced by Gaoyu, a reliable hydraulic directional control valve supplier, have many great features including low actuation force, low leakage, high operating pressure, etc. In addition, proportional control valves with a quicker response to pressure changes are also available at Gaoyu.
Features
- Monoblock directional control valve is available in 2 sections or 3 sections.
- Monoblock control valve is equipped with safety valve, overload valve and charge valve, suitable for a wide range of applications, easy maintenance.
- Directional control valve controls the fluid flow and has excellent flow characteristics.
- Control valve is mechanically operated, low actuation force.
- Loop type: serial-parallel connection, parallel connection.
- Spool function: 3 positions, 4 positions.
- Location mode: stainless steel ball spring plunger.
Applications
- Loader
- Bulldozer
- Agricultural machinery
- Material handling machinery
Parameters
| Model | | | |
| Rated pressure (MPa) | 20 | 20 | |
| Rated flow (L/min) | 250 (maximum flow: 350L/min) | 160 (maximum flow: 250L/min) | |
| Pressure range of main overflow valve (MPa) | 8-20 | ||
| Pressure range of secondary overflow valve (MPa) | 10-25 | ||
| Hydraulic oil | Mineral oil (HL, HLP) in accordance with DIN 51 524 | ||
| Fluid temperature range (℃) | －20-100 | ||
| Viscosity range (mm2/s) | 10-380 | ||
| Fluid cleanliness | Not lower than GB/T 14039-93 level 19/16 or NAS 1638 level 10 | ||
| Weight (Kg) | 37.5 (2 sections) | 44 (3 sections) | |
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