1.More than 15 years experience of hydraulic equipment manufacturing and sales.
2.Complete range,one-stop shopping.
3.Excellent quality,0 failure rate.
4.30 million in stock,can be shipped the same day.
5.One-stop service,door-to-door delivery.
6.The price is at least 10% lower than the peers.
Rexroth 4WRE type amplifier hydraulic proportional solenoid valve
Overview | Path 6 | path 10 | ||
Installation location | Arbitrary, it is recommended to install at a priority level | |||
Storage temperature | °C | -20 to +80 | ||
Use | 4WRE | °C | -20 to +70 | |
Ambient temperature | 4WREE | °C | -20 to +50 | |
Weight | 4WRE | kg | 2.2 | 6.3 |
| 4WREE | kg | 2.4 | 6.5 |
Hydraulic parameters (measured at p = 100 bar, mineral oil HLP46, 40 °C ± 5 °C) | ||||
Work pressure | Oil port A, B, P | bar
| To 315 | |
Oil port T | bar
| To 210 | ||
Rated flow rate qV nom at p =10 bar | L/min | 8 | 25 | |
16 | 50 | |||
32 | 75 | |||
Maximum allowable flow | L/min
| 80 | 180 | |
Hydraulic oil | Mineral oil (HL, HLP) according to DIN 51 524; Please consult us for other oils! | |||
Oil temperature range | °C | -20 to +80 (preferably +40 to +50) | ||
Viscosity range | mm²/s | 20 to 380 (preferred 30 to 46) | ||
Oil cleanliness | Recommended for the highest pollution level of oil | |||
Hysteresis | % | ≤ 0.1 | ||
Reverse error | % | ≤ 0.05 | ||
Repeatability | % | ≤ 0.05 | ||
The zero displacement will follow the pressure oil Temperature and operating temperature change and change | %/100 K | 0.15 | ||
%/100 bar | 0.1 | |||
Q: Are you trading company or manufacturer ?
A: We are trading company.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you have any guarantee on the quality of your valves?
A: As long as the valves are from Chengdu Yiyu technology company, we promise that the minimum period quality assurance is half year. If the products have any problem on quality within this period, we all provide exchange service. If they have been installed, inconvenient to be exchanged, we will provide technical personnel to help solve the problem.
Q:If we have a large quantity of valves, can you give us a discount?
A: We provide unified wholesale price to customers. No matter you buy one or hundreds of valves, we try our best to give you benefit, because we want to establish long-term cooperation relationship with you.