Cost-Effective vs. German Specs: How to Choose the Right Hydraulic Pump for Your Machine?

[Servo Energy-Saving Systems]: CML IGP Internal Gear Pumps

• The Perfect Servo Partner: Servo systems require frequent speed changes and rapid responses to pressure demands. Capable of operating at speeds up to 3,000 rpm, the IGP series meets flow requirements through a "low-displacement, high-speed" configuration, effectively reducing motor power requirements and setup costs. Its specialized internal gear pressure-building structure significantly extends service life, improving machining yields while saving customers long-term downtime and maintenance costs. Furthermore, it achieves substantial energy savings by leveraging the servo system's characteristic of only supplying the exact flow and pressure the machine requires for each specific action.

[Traditional Non-Servo Systems]: CML IGH Internal Gear Pumps

• Effortless Performance Upgrades: Ideal for traditional fixed-speed machines. Without requiring any modification to the servo electronic controls, its "low internal leakage, high efficiency" characteristics deliver a more solid, non-decaying pressure output compared to traditional pumps—making it an excellent-value choice for upgrading processing precision. Traditional fixed-speed machines running at full speed for extended periods often generate fatiguing, high-frequency noise. Benefiting from its unique internal gear design, the IGH series operates smoothly with extremely low pulsation, reducing machine noise far more effectively than traditional vane pumps and creating a more comfortable working environment.

[For Ultimate Precision and Demanding Conditions]: German Eckerle Internal Gear Pumps

• Top-Tier Technology and Ultra-Low Pulsation: Equipped with patented compensation technology to ensure minimal internal leakage during high-pressure holding and high-temperature conditions. With pressure pulsation below 2%, it is the premier choice for high-end machines seeking to achieve the highest machining performance.

Say Goodbye to Pressure Instability: How Internal Gear Pumps Replace Fixed Displacement Vane Pumps

Many processing plants struggle with machine "output instability and bending angle deviations," which are often caused by traditional fixed displacement vane pumps. To solve this pain point, upgrading the hydraulic system to internal gear pumps offers several key advantages:

• Eliminate Pressure Fluctuations: Vane pumps are prone to pressure decay and fluctuation due to internal wear. The specialized internal gear pressure-building structure provides an exceptionally smooth hydraulic output, guaranteeing precision in every processing cycle.
• Superior High-Pressure Holding Capability: Internal gear pumps maintain extremely low internal leakage even under high-pressure conditions.
• Reduce Harsh Working Noise: The high-frequency noise generated by traditional vane pumps during operation can be unbearable. Switching to internal gear pumps like the IGH series not only stabilizes pressure but also significantly reduces machine noise, optimizing the working environment.

CML offers a diverse range of options, from cost-effective models to high-end internal gear pumps, allowing you to purchase the product that best fits your needs. Our commitment to energy conservation drives our continuous pursuit of excellence. Selecting the right internal gear pump not only doubles your operational efficiency with half the effort, but also helps build a greener industrial supply chain. If you have hydraulic pump requirements for shearing machine or press brake applications, please feel free to contact our sales team.

Pump Models for Shearing Machine and Press Brake Applications:

EGB、DEGB、EGC

IGP、IGH、Eckerle series