DP GROUP, founded in 2016, offer professional laser solutions and sheet metal fabrication machinery. Headquartered in Hong Kong, we operate three factories in mainland China:
DPMach (Dongguan): Specializes in laser cutting, welding, and marking.
DGDY (Dongguan): Focuses on press brake machines with advanced Panel Bender technology.
DPQG (Foshan): Manufactures large tube laser cutting machines for pipes up to 800mm in diameter and 30 meters lenth.
DP GROUP, founded in 2016, offer professional laser solutions and sheet metal fabrication machinery. Headquartered in Hong Kong, we operate three factories in mainland China:
DPMach (Dongguan): Specializes in laser cutting, welding, and marking.
DGDY (Dongguan): Focuses on press brake machines with advanced Panel Bender technology.
DPQG (Foshan): Manufactures large tube laser cutting machines for pipes up to 800mm in diameter and 30 meters lenth.
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Hydraulic Pump
The hydraulic pump is the heart of a press brake's hydraulic system. Its core function is to convert mechanical energy (from an electric motor) into hydraulic energy by generating a pressurized flow of hydraulic fluid. This flow drives the hydraulic cylinders, enabling precise movement of the ram and consistent force application during the bending process.
The hydraulic pump creates flow and pressure in the hydraulic circuit, supplying energy to all actuators in the system. Without sufficient and stable flow from the pump, the hydraulic press brake cannot operate reliably or accurately.
In modern press brakes, variable-speed pumps are often used to improve energy efficiency and adjust pressure on demand. The choice of pump type directly impacts the machine’s performance, efficiency, and noise levels.
Gear Pumps (External/Internal)
Simple structure, cost-effective
Good for low to medium pressure (up to 210 bar)
Used in entry-level or general-purpose press brakes
Vane Pumps
Quiet operation, smooth flow
Suitable for moderate pressures (up to 210–250 bar)
Offers balanced performance and efficiency
Piston Pumps (Axial or Radial)
High efficiency and pressure (up to 350+ bar)
Ideal for high-tonnage and CNC press brakes
Provides precise flow control and long service life
Our product range covers all three types, ensuring compatibility with both conventional and high-end CNC press brakes.
Pump Housing: High-strength cast iron or aluminum alloy, ensuring heat dissipation and structural integrity.
Gears / Pistons / Vanes: Made from hardened alloy steel, providing wear resistance under high-pressure operation.
Bearings and Shafts: Designed for continuous-duty cycles and optimal alignment.
Seals & Gaskets: Use of high-performance materials such as NBR, Viton, or PTFE, ensuring oil-tight operation and longevity.
All pumps we supply are built with tight manufacturing tolerances, honed internal surfaces, and precision-ground moving components to ensure quiet, smooth, and efficient operation.
Stable Oil Flow, Minimal Pulsation
Smooth and continuous pressure to maintain bending accuracy.
High Efficiency
Advanced internal design for low energy loss and higher output per unit power.
Compact & Low Noise Options
Especially important for environments requiring low decibel operation.
Heat-Resistant Design
Able to withstand continuous high-temperature operation without cavitation or leakage.
Long Life and Easy Maintenance
Designed for millions of cycles with minimal downtime, and easy replacement of seals and components.
Wide Range of Capacities
From low-displacement pumps (3–10 L/min) to high-flow options (up to 100+ L/min) for large press brakes.
Hydraulic pumps are typically mounted directly on the hydraulic tank or connected via flanges and couplings to the electric motor. A flexible coupling ensures vibration damping and alignment protection.
We also provide complete hydraulic pump kits, including:
Pump body
Drive shaft
Motor coupling
Filter
Mounting flanges and bolts
Oil suction and return lines
These kits are designed for drop-in replacement or OEM integration, helping customers reduce installation time and cost.
As a specialist in press brake component supply, we offer pumps that provide:
100% pressure and leakage testing before shipping
International compatibility with brands like Bosch Rexroth, Yuken, Daikin, Nachi, Parker, Eaton
Excellent value — long life span and low failure rate
Fast delivery with inventory support for common models
Custom sourcing service for rare pump models or upgrades
We don’t just supply pumps—we help our clients ensure their machines run longer, quieter, and with greater precision.
CNC press brakes (hydraulic servo systems)
Manual press brakes
Tandem press brake systems
Sheet metal forming machines
Industrial hydraulic systems for other applications
The hydraulic pump is the starting point of energy flow in any press brake. Selecting a reliable, efficient, and precisely matched pump ensures your machine delivers consistent bending performance with low energy consumption and minimal downtime.
With our deep understanding of hydraulic systems and wide inventory of quality hydraulic pumps, we are your go-to supplier for press brake hydraulic components.
The hydraulic pump is the heart of a press brake's hydraulic system. Its core function is to convert mechanical energy (from an electric motor) into hydraulic energy by generating a pressurized flow of hydraulic fluid. This flow drives the hydraulic cylinders, enabling precise movement of the ram and consistent force application during the bending process.
The hydraulic pump creates flow and pressure in the hydraulic circuit, supplying energy to all actuators in the system. Without sufficient and stable flow from the pump, the hydraulic press brake cannot operate reliably or accurately.
In modern press brakes, variable-speed pumps are often used to improve energy efficiency and adjust pressure on demand. The choice of pump type directly impacts the machine’s performance, efficiency, and noise levels.
Gear Pumps (External/Internal)
Simple structure, cost-effective
Good for low to medium pressure (up to 210 bar)
Used in entry-level or general-purpose press brakes
Vane Pumps
Quiet operation, smooth flow
Suitable for moderate pressures (up to 210–250 bar)
Offers balanced performance and efficiency
Piston Pumps (Axial or Radial)
High efficiency and pressure (up to 350+ bar)
Ideal for high-tonnage and CNC press brakes
Provides precise flow control and long service life
Our product range covers all three types, ensuring compatibility with both conventional and high-end CNC press brakes.
Pump Housing: High-strength cast iron or aluminum alloy, ensuring heat dissipation and structural integrity.
Gears / Pistons / Vanes: Made from hardened alloy steel, providing wear resistance under high-pressure operation.
Bearings and Shafts: Designed for continuous-duty cycles and optimal alignment.
Seals & Gaskets: Use of high-performance materials such as NBR, Viton, or PTFE, ensuring oil-tight operation and longevity.
All pumps we supply are built with tight manufacturing tolerances, honed internal surfaces, and precision-ground moving components to ensure quiet, smooth, and efficient operation.
Stable Oil Flow, Minimal Pulsation
Smooth and continuous pressure to maintain bending accuracy.
High Efficiency
Advanced internal design for low energy loss and higher output per unit power.
Compact & Low Noise Options
Especially important for environments requiring low decibel operation.
Heat-Resistant Design
Able to withstand continuous high-temperature operation without cavitation or leakage.
Long Life and Easy Maintenance
Designed for millions of cycles with minimal downtime, and easy replacement of seals and components.
Wide Range of Capacities
From low-displacement pumps (3–10 L/min) to high-flow options (up to 100+ L/min) for large press brakes.
Hydraulic pumps are typically mounted directly on the hydraulic tank or connected via flanges and couplings to the electric motor. A flexible coupling ensures vibration damping and alignment protection.
We also provide complete hydraulic pump kits, including:
Pump body
Drive shaft
Motor coupling
Filter
Mounting flanges and bolts
Oil suction and return lines
These kits are designed for drop-in replacement or OEM integration, helping customers reduce installation time and cost.
As a specialist in press brake component supply, we offer pumps that provide:
100% pressure and leakage testing before shipping
International compatibility with brands like Bosch Rexroth, Yuken, Daikin, Nachi, Parker, Eaton
Excellent value — long life span and low failure rate
Fast delivery with inventory support for common models
Custom sourcing service for rare pump models or upgrades
We don’t just supply pumps—we help our clients ensure their machines run longer, quieter, and with greater precision.
CNC press brakes (hydraulic servo systems)
Manual press brakes
Tandem press brake systems
Sheet metal forming machines
Industrial hydraulic systems for other applications
The hydraulic pump is the starting point of energy flow in any press brake. Selecting a reliable, efficient, and precisely matched pump ensures your machine delivers consistent bending performance with low energy consumption and minimal downtime.
With our deep understanding of hydraulic systems and wide inventory of quality hydraulic pumps, we are your go-to supplier for press brake hydraulic components.
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