LP80-8 Load-holding Valve | Concrete Pump Pressure Control | P-R-X-NBR-X-X-X-N
| Model Number | LP80-8 P-R-X-NBR-X-X-X-N |
|---|
Product Description
LP80-8 Load-holding & Pressure Control Valve for Concrete Pumps
Product Overview:
The LP80-8 Series is a high-performance load-holding and pressure control valve specifically engineered for the hydraulic outriggers and boom systems of concrete pumps and heavy construction machinery. Its primary function is to provide critical Load-holding and Counterbalance regulation, preventing accidental drifting or uncontrolled movement of the boom in the event of hydraulic failure or pressure fluctuations. Built with high-strength materials, the LP80 series withstands the violent shocks and high-frequency pulses inherent in concrete pumping, ensuring absolute safety and operational smoothness on the job site.
Featured Model: LP80-8 P-R-X-NBR-X-X-X-N.
Key Technical Advantages:
Superior Load Safety: Features zero-leakage sealing performance, ensuring that the concrete pump boom remains stable without drifting during extended operations.
Vibration & Shock Resistance: Optimized for concrete machinery, the internal dampened architecture effectively absorbs system hydraulic spikes and surges.
Durable NBR Seals: Equipped with high-grade Nitrile Rubber (NBR) seals, providing excellent oil resistance and broad compatibility with standard hydraulic fluids.
Precise Pressure Modulation: Offers exceptional flow linearity, allowing operators to lower heavy loads with smooth, micro-metering precision.
Detailed Specifications & Parameters:
Core Series: LP80 Load-holding Pressure Control Valve.
Full Order Code: LP80-8 P-R-X-NBR-X-X-X-N.
Core Technical Specs:
Nominal Size: 08 (NG8 Standard).
Max Operating Pressure: Rated for up to $350 \text{ Bar}$ ($35 \text{ MPa}$).
Max Flow Capacity: Up to $80 \text{ L/min}$, supporting rapid boom response.
Seal Material: NBR (Nitrile Rubber), optimized for standard hydraulic oils.
Applications: Concrete pump outriggers, boom controls, mobile crane winches, and various heavy-duty load-holding circuits.





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