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GRH has 6 series of different monoblock valves with a flow range of 25-170L/min for different applications. It provides various spool functions for controlling the spools of double-acting cylinders, single-acting cylinders, and oil motors.
? Rated flow rate 25L/min, 1 ~ 6 joint control
? Integrated molding, less leakage
? Precision machining for an accurate tolerance
? A variety of control methods, a wide range of applications
Specification
| Rated flow rate | 25L/min | With NBR(BUNA–N)seals | -20C°- 80C° |
| Maximum flow rate | 30L/min | With FPM(VITON)seals | -20C°?– 100C° |
| Maximum pressure at P port | 250bar | Spool stroke(1、2 position) | +5.5/-5.5mm |
| Maximum pressure at A、B port | 250bar | With floating function（1、2、F position） | +5.5/- 5.5 -8mm |
| Maximum pressure at T port | 25bar | Recommend hydraulic oil viscosity range | 15- 75mm^2/s |
| Internal leakage(@70bar) | 30- 35cc/min | Recommend temperature range | -40C°?– 60C° |
Dimensions
GRH GDV25 series monoblock valves are widely used in industrial equipment, agricultural machinery, and engineering machinery.
GRH,design and manufacture high-quality hydraulic components and system solutions.
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