Cast Iron Pumps – PGP365 Series Overview

The PGP365 Series is a heavy-duty fixed-displacement external gear pump engineered for medium and high-pressure hydraulic systems requiring reliable performance, high durability, and stable oil flow. Featuring a rugged cast iron construction, precision-machined gears, and high-strength internal components, the PGP365 series delivers excellent volumetric efficiency, low noise operation, and long service life in demanding industrial and mobile hydraulic applications.

Features and Benefits

• Heavy-Duty Cast Iron Construction:
The PGP365 series utilizes high-strength cast iron housings and covers to provide excellent rigidity and durability under continuous high-pressure operating conditions. The robust structure minimizes deformation and improves overall pump reliability in harsh working environments.

• High-Efficiency Gear Design:
Precision-machined external gears and optimized internal clearances reduce internal leakage and improve volumetric efficiency, ensuring stable hydraulic power output and smooth system operation.

• Reliable High-Pressure Performance:
Designed for medium and high-pressure hydraulic circuits, the PGP365 series delivers dependable hydraulic performance for demanding construction, agricultural, and industrial equipment applications.

• Low Noise and Smooth Operation:
Optimized gear tooth profiles and precision manufacturing technology help reduce vibration, operating noise, and pressure pulsation during operation.

• Excellent Durability and Long Service Life:
Wear-resistant gears, high-quality bearings, and durable sealing components ensure stable long-term operation under continuous duty cycles.

• Flexible Installation and Application Compatibility:
The PGP365 series supports multiple mounting flanges, shaft configurations, and port options, making it suitable for a wide range of hydraulic systems and mobile equipment installations.

Model Codes

gear pump.pdf

Applications

The PGP365 Series provides reliable high-pressure hydraulic performance for industrial and mobile hydraulic systems requiring durability, stable flow, and continuous heavy-duty operation:

• Construction Machinery: Widely used in loaders, excavators, road rollers, and other construction equipment requiring stable hydraulic power under demanding working conditions.

• Agricultural Equipment: Suitable for tractors, harvesters, sprayers, and hydraulic implement systems where reliable oil flow and durability are essential for long operating hours.

• Material Handling Equipment: Commonly applied in forklifts, lifting platforms, stackers, and warehouse hydraulic systems requiring smooth lifting and steering performance.

• Industrial Hydraulic Systems: Ideal for hydraulic power units, presses, machine tools, and automated production equipment operating under medium and high-pressure conditions.

• Mobile Hydraulic Vehicles: Frequently installed in dump trucks, utility service vehicles, sanitation vehicles, and truck-mounted hydraulic systems requiring compact and dependable hydraulic power.

• Hydraulic Lifting and Transport Equipment: Suitable for hydraulic lifting platforms, tail lifts, transport systems, and heavy-duty hydraulic support equipment operating under continuous load conditions.

Packaging & Delivery

PGP365 Series Cast Iron Gear Pumps are typically packaged securely to ensure safe transportation and protection during shipment. The packaging includes:

Protective Wrapping: Prevents dust, moisture, and external damage during transit.

Reinforced Cartons or Wooden Crates: Used for safe handling and protection of heavy-duty cast iron pumps during transportation.

Documentation: Includes product specifications, installation instructions, maintenance guidance, and warranty information.

Delivery time depends on model specifications, order quantity, and destination, typically ranging from 2 to 6 weeks after order confirmation.

Cast Iron Pumps – PGP365 Series FAQ:

1. What is the PGP365 Series Cast Iron Gear Pump?

The PGP365 Series is a heavy-duty external hydraulic gear pump designed for medium and high-pressure hydraulic systems requiring stable oil flow, reliable efficiency, and long service life in demanding operating conditions.

2. What makes the PGP365 Series different from standard gear pumps?

• Heavy-Duty Cast Iron Construction: High-strength cast iron housing provides superior rigidity and durability under continuous high-pressure operation.

• Stable Hydraulic Output: Precision-machined gears ensure smooth and efficient hydraulic oil delivery with reduced internal leakage.

• Low Noise Operation: Optimized gear profile and internal structure help minimize vibration and operating noise.

3. What is the working pressure range of PGP365 Series pumps?

The PGP365 Series is suitable for medium and high-pressure hydraulic systems:

• Continuous Pressure: Up to 20 MPa (≈ 2900 PSI).

• Maximum Pressure: Up to 25 MPa (≈ 3600 PSI).

It is widely used in construction machinery, agricultural equipment, material handling systems, and industrial hydraulic applications.

4. Can PGP365 Series pumps replace other brands?

Yes, the PGP365 Series can replace many compatible hydraulic gear pumps, including:

• Parker Gear Pumps

• Commercial Hydraulic Gear Pumps

• Other compatible cast iron gear pump models

Please verify mounting dimensions, shaft type, displacement, and rotation direction before replacement.

5. What hydraulic oil is recommended for PGP365 Series pumps?

For reliable performance and extended service life:

• Oil Type: Anti-wear hydraulic oil (AW type).

• Viscosity: ISO VG32–VG68 recommended.

• Filtration: Clean hydraulic oil helps reduce internal wear and improve durability.

6. What is the typical speed range of PGP365 Series pumps?

The PGP365 Series supports reliable operating conditions:

• Minimum Speed: 600 RPM

• Recommended Speed: 800–2400 RPM

• Maximum Speed: Up to 2800 RPM depending on displacement size, inlet conditions, and hydraulic oil viscosity.

7. Do you provide OEM or customized services?

Yes, we support OEM and customization, including nameplate, packaging, and specific performance requirements. Send us your drawings or specifications for evaluation.

8. How can I get a quotation quickly

Please provide the following details:

• Model or displacement

• Working pressure

• Speed

• Quantity
  We will reply within 12 hours with a competitive quotation.

Certifications & Quality Assurance

Cast Iron Pumps – PGP365 Series are manufactured in compliance with international standards, ensuring high performance and reliability:

ISO 9001: Certified for quality management systems.

CE Certification: Ensures compliance with European safety, health, and environmental protection standards.

RoHS Compliance: Ensures the pump does not contain hazardous materials.

Factory Testing: Every pump is rigorously tested for performance, pressure, and leak integrity before shipping.

FAQ

1.What's our advantages?

Factory established in 2005;

With a great deal of production experience;

80+ employees become the professional team;

Constant updated ERP system ensure efficiency of work;

Sophisticated equipment ehanced the accuracy of products;

Professional salesmen provide the greast service;

With a large number of famous customers all over the world;

Great after-sales service;

With the long term cooperation with famous logistics and express company in China,provide the better goods service.

2.What is your payment terms?

Small order/sample order,full payment in advance; Big orders send the first payment 30% before the production,and the balance before shippment.We'll show the photos of the products and packages before delivery.

3.Can you make my own brand on the products?

Of course we can. Just send me your logo  we can make it for you.

4.What is our main export market?

America(40.5%):USA, Canada, Argentina, Brazil

Europe(30.8%):Italy,Germany,England,Holland,Spain,Swiss,Finland,Russia,Poland.

Asia(23.5%):Korea,singapore,India,Turkey,Vietnam,Saudi Arabia,Syria, Israel,Lebanon.

Others(5.8%).

The Green hydraulic pump manufacturing facility is a specialized industrial plant that focuses on producing hydraulic pumps and related components. These factories are equipped with advanced machinery and technology to fabricate high-quality pumps designed for a wide range of applications, from heavy equipment and machinery to automotive and industrial systems.

The production process typically involves precision engineering, where raw materials like metals and alloys are processed into pump components such as gears, pistons, cylinders, and seals. These parts are then assembled into fully functional hydraulic pumps, which are tested for performance and quality control to ensure reliability, efficiency, and durability under various working conditions.

Green Hydraulic's manufacturing facilities for hydraulic pumps maintain stringent quality standards, often adhering to international certifications, to meet the expectations of customers in industries such as construction, agriculture, automotive, and manufacturing.

All hydraulic pumps produced by Green Hydraulic have undergone compliance testing, ensuring their quality and reliability.

To meet the diverse needs of different industries, the green hydraulic offer customization options, such as specialized seals, materials, and pump configurations. These facilities often work closely with engineering teams to develop tailored solutions for specific applications, from high-pressure systems to low-flow, high-efficiency pumps.

Each pump undergoes a rigorous quality control process, where pressure tests and performance assessments are conducted to ensure that the pumps meet the required standards for flow rate, pressure capacity, and durability.