HPC P Series P08 P16 P22 P36 P46 P70 Variable Displacement Piston Pump
Wuhan Xinlaifu Hydraulic Equipment Co., Ltd. is one of the leading manufacturers and suppliers of hpc p series p08 p16 p22 p36 p46 p70 variable displacement piston pump in China. With abundant experience, we warmly welcome you to buy high quality customized products at competitive price from our factory. Also, OEM&ODM service is available.
Technical specifications
| Item | Specification |
|---|---|
| Part Number | HPC P Series P08 P16 P22 P36 P46 P70 |
| Product Type | Swash‑plate Variable Displacement Axial Piston Pump |
| Applicable Machine | Injection molding machines, forging presses, machine tools, hydraulic power units |
| Brand Reference | OEM equivalent replacement |
| Application | Open‑circuit industrial hydraulic power transmission |
| Gear Structure | N/A |
| Material | Cast iron housing & alloy steel rotating group |
| Output Torque | calculated per sub‑model & working pressure |
| Working Pressure | High‑pressure open‑circuit hydraulic service |
| Installation Form | Flange‑mount horizontal, through‑shaft available |
| Working Condition | Continuous industrial heavy‑duty operation |
| Sealing Type | Standard NBR / FKM shaft seal, configurable |
| Weight | confirm by specific sub‑model |
| Remark | Direct drop‑in replacement, multiple control options supported |
Product Overview
The HPC P‑Series Variable Displacement Piston Pump covers full displacement range P08, P16, P22, P36, P46 and P70. It is a swash‑plate‑style axial piston pump built for open‑circuit high‑pressure industrial hydraulic systems, rated for continuous heavy‑duty operation up to 255‑286 bar working pressure.
Built with cast‑iron housing and alloy‑steel internal components, this OEM‑equivalent drop‑in replacement pump supports multiple configurable control modes. Flange‑mount or foot‑mount horizontal installation fits diverse hydraulic layouts, delivering stable flow output while lowering system heat generation and power consumption.
Commonly deployed for injection molding machines, forging presses, machine tools and hydraulic power units worldwide, this series serves OEM equipment manufacturers, system integrators and field repair workshops across global markets. Contact us to confirm exact sub‑model specifications, configuration options and quotation.
Features and Advantages
- Full displacement coverage：Complete P‑series lineup P08, P16, P22, P36, P46, P70 swash‑plate variable displacement axial piston pump for open‑circuit hydraulic systems.
- High‑pressure heavy‑duty performance：Supports max working pressure 255‑286 bar, built for continuous industrial‑grade operation in demanding hydraulic circuits.
- Multiple configurable control modes：Modular control structure supports pressure, constant‑power and load‑sensing regulation to match diverse system requirements.
- Robust mechanical construction：Cast iron housing plus alloy‑steel internal components, enhances wear‑resistance and long‑term operational stability.
- Flexible mounting options：Compatible with flange‑mount or foot‑mount horizontal installation, fits different equipment layout constraints.
- Energy‑saving variable displacement design：Adjustable output flow reduces power loss and system oil temperature rise, lowering overall system operating costs.
- Direct drop‑in OEM‑equivalent replacement：Interchangeable dimension and performance, ideal for equipment overhaul, repair and OEM matching without extra modification.
- Broad industry compatibility：Well‑suited for injection molding machines, forging presses, machine tools and custom hydraulic power units across global markets.
Typical applications
The HPC P‑Series P08 P16 P22 P36 P46 P70 variable displacement piston pump is designed for open‑circuit high‑pressure hydraulic systems, widely deployed across stationary industrial machinery and partial mobile‑hydraulic equipment for new OEM build, system retrofitting and field component replacement.
- Injection molding machinery: Hydraulic power source for plastic injection moulding equipment
- Forging & metal‑forming presses: Heavy‑duty hydraulic drive for forging, stamping and metal press machines
- Machine tools & machining centers: Hydraulic station power unit for CNC machine tools
- General hydraulic power units: Core pumping element for custom‑built industrial hydraulic stations
- Rubber & tire processing machinery: Hydraulic drive for tire and rubber forming equipment
- Marine auxiliary hydraulic systems: On‑board hydraulic power for ship auxiliary machinery
- Industrial test benches: High‑pressure power supply for hydraulic performance test rigs
Q1: What is HPC P Series variable displacement piston pump used for?
A: It is a high-pressure swash plate axial piston pump for open-circuit industrial hydraulic systems, widely used for machinery power and replacement worldwide.
Q2: What models are included in HPC P Series?
A: Full range covers P08, P16, P22, P36, P46 and P70 variable displacement piston pump models.
Q3: What is the maximum pressure of HPC P Series pump?
A: This piston pump series provides stable heavy-duty performance with working pressure up to 255–286 bar.
Q4: What mounting types does HPC P Series support?
A: Standard horizontal installation with flange mount and foot mount for different industrial equipment layouts.
Q5: Is HPC P Series pump suitable for equipment replacement?
A: Yes, it is a fully compatible drop-in OEM replacement pump for global hydraulic maintenance and retrofit projects.
Q6: What control modes does HPC P Series offer?
A: It supports multiple adjustable control options including pressure control, constant power and load sensing control.
Q7: What machines use HPC P Series hydraulic pumps?
A: Mainly applied on injection molding machines, forging presses, CNC machine tools and industrial hydraulic power units.
Q8: What are the main advantages of HPC P Series piston pump?
A: High pressure resistance, durable structure, low heat generation, energy saving and full model coverage for global industrial applications.
Model Displacement
Model Displacement
| Model | Displacementcm³/rev | Max Setting Pressurebar | Speed Rangerpm | Weightkg |
|---|---|---|---|---|
| P08 | 8.0 | 255 | 300‑2000 | 9 |
| P16 | 16.5 | 255 | 300‑2000 | 13 |
| P22 | 22.0 | 255 | 300‑2000 | 13 |
| P36 | 36.0 | 255 | 300‑2000 | 24 |
| P46 | 46.0 | 255 | 300‑2000 | 24 |
| P70 | 70.0 | 286 | 300‑1800 | 43 |
General Specifications
| Item | Specification |
|---|---|
| Pump Type | Swash‑plate Variable Displacement Axial Piston Pump, Open‑circuit |
| Max Continuous Pressure | 255‑286 bar |
| Max Peak Pressure | 315 bar |
| Pressure Adjustment Range | A0:15‑45 bar; A1:20‑75 bar; A2:25‑150 bar; A3:30‑210 bar; A4:30‑255 bar |
| Speed Range | 500‑2000 rpm, Recommended:1000‑1800 rpm |
| Mounting | Flange‑mount(F) / Foot‑mount(L), Horizontal only |
| Rotation | R‑Clockwise, L‑Counter‑clockwise |
| Shaft | Standard flat key, SAE spline optional |
| Control Options | Pressure compensation, Remote pressure, Two‑pressure two‑flow, Load‑sensing |
| Housing Material | Cast iron; Rotating group: alloy steel |
| Working Fluid | Anti‑wear mineral hydraulic oil |
| Fluid Viscosity | 15‑400 cSt |
| Operating Temperature | -10℃ ~ +80℃ |
| Volumetric Efficiency | ≥92% |
| Overall Efficiency | ≥85% |
| Weight | No unified value for series, confirm by specific sub‑model |
Model Coding Rule
P[Displacement]‑[Control Code]‑[Mount]‑[Rotation]‑[Shaft]‑01
| Item | Specification |
|---|---|
| Part Number | HPC P Series P08 P16 P22 P36 P46 P70 |
| Product Type | Swash‑plate Variable Displacement Axial Piston Pump |
| Applicable Machine | Injection Molding, Forging Press, Machine Tools, Hydraulic Power Units |
| Brand Reference | OEM equivalent replacement |
| Application | Open‑circuit industrial hydraulic power transmission |
| Gear Structure | Not applicable, swash‑plate piston design, no gear set |
| Material | Cast iron housing, alloy steel internal components |
| Output Torque | No unified value for series, calculated per sub‑model & working pressure |
| Working Pressure | Max continuous pressure 255‑286 bar, adjustable via control code |
| Installation Form | Flange / Foot‑mount horizontal |
| Working Condition | 500‑2000 rpm, continuous heavy‑duty industrial operation |
| Sealing Type | Standard configurable elastomer shaft seal |
| Weight | No unified value for series, confirm by specific sub‑model |
| Remark | Direct drop‑in replacement, multiple control modes available |
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