HG1 Series Internal Gear Pump | HG1-25, HG1-32, HG1-63-01R-VPC | Silent High Pressure Pump
| Model Number | HG1-25-01R-VPC-36, HG1-32-01R-VPC-36, HG1-40-01R-VPC, HG1-63-01R-VPC-36, HG1-50-01R-VPC-36 |
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Product Description
HG1 Series High-Performance Silent Internal Gear Pumps
Product Overview: The HG1 Series serves as the premium power core for precision hydraulic systems, specifically engineered for industrial applications demanding high pressure, longevity, and ultra-low noise. As a high-performance internal gear pump, the HG1 range is the preferred choice for servo-driven injection molding machines, CNC bending machines, and heavy-duty hydraulic power units. This featured range includes core models: HG1-25-01R-VPC-36, HG1-32-01R-VPC-36, HG1-40-01R-VPC, HG1-50-01R-VPC-36, and HG1-63-01R-VPC-36. Its “straight conjugate” internal meshing technology ensures superior response speed and energy efficiency when paired with variable-speed servo drives.
Key Technical Advantages:
Ultimate Silence & Low Pulsation: The internal meshing principle drastically reduces operational noise compared to conventional pumps. Minimal pressure ripples ensure smooth actuator movement, enhancing the precision of finished parts.
Dual Pressure Compensation: Equipped with automated axial and radial pressure compensation mechanisms, maintaining volumetric efficiency above 95% throughout its service life and effectively minimizing oil overheating.
Optimized for Servo Drives: Exceptional low-speed, high-pressure characteristics allow for stable pressure output at minimal RPMs, synchronizing perfectly with servo motor dynamics for maximum energy savings.
High Pressure & Longevity: Built with high-tensile cast iron bodies and hardened gears, handling rated pressures up to 25-31.5 MPa (315 Bar). It is designed to withstand high-frequency, heavy-duty industrial cycles.
Target Applications: Servo injection molding machines, CNC bending machines, eco-friendly brick presses, automated industrial presses, and precision hydraulic power units.
Detailed Models & Parameters:
Core Series: HG1 High Pressure Internal Gear Pump Series.
Model Keywords: HG1-25-01R-VPC-36, HG1-32-01R-VPC-36, HG1-40-01R-VPC, HG1-50-01R-VPC-36, HG1-63-01R-VPC-36.
Displacements (cm³/rev): Featuring precise specifications: 25cc, 32cc, 40cc, 50cc, and 63cc.
Pressure Ratings: Rated working pressure 25-31.5 MPa (315 Bar / 4500 PSI).
Configurations: R (Clockwise Rotation); VPC (Specific Flange and Porting protocol).


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