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Bulldozer Work Pilot Valve
High reliability: The hydraulic system can operate stably under high pressure and high load conditions. The design and manufacturing process of the parts ensure that it is sturdy and durable, can withstand greater pressure and impact, and reduce the possibility of failure
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Product Details
- Product description
-
- Commodity name: Bulldozer Work Pilot Valve
- Commodity ID: SRPVH-F-04-GN-R
Performance Curve

Technical Parameters
1. Inlet pressure: rated pressure 20bar;
2. T port back pressure: maximum 3bar;
3. Maximum flow: 20L/min;
4. Hydraulic oil temperature range: -20C~+90C;
5. Hydraulic oil: suitable for nitrile rubber seals, meets DIN51524 mineral oil (HL, HLP)
6. Viscosity range: 10mm²-380mm²;
7. Oil contamination level: maximum allowed is level 9 of NAS 1638.
Therefore, we recommend the minimum filtration ratio of the filter to be β10≥75
8. Maximum allowable operating torque of the handle: 6N.m when in operation;
30N.m in special cases, one-time requirement
9. JIS B 2351 G1/4 oil port: corresponding oil ports P, T, 1, 2, 3, 4
Features:
1. Suitable for fully hydraulic bulldozers and the working pilot of the third generation bulldozer;
2. Working port 3 controls the descent and float of the blade, when fully operated, the blade floats,
while the handle will lock and remain stationary,
Locking force 1N.m-1.2N.m;
3. Port 3 is locked for hydraulic locking, hydraulic locking is efficient, while not increasing the product volume.Hydraulic Schematic

Key words:
Bulldozer Work Pilot Valve
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