Shandong Keystone Hydraulic Co.,Ltd
| Payment Terms | T/T |
| Supply Ability | 5,000 units per month |
| Delivery Time | 7 work days |
| Packaging Details | Wooden boxes and cartons |
| Application | Other,Metering,oil,Sewage,hydraulic jack etc |
| Pressure | High Pressure,Low Pressure,25MPa,less than 44mpa |
| Structure | Piston Pump,Single-stage Pump,Diaphragm Pump,Gear Pump,Vane Pump |
| Power | Hydraulic,Electric,Pneumatic,7.5KW to 75KW,Other |
| Fuel | Diesel,electric,hydraulic oil,Other,standard 380V 50Hz 3phase |
| Theory | Rotary Pump,Centrifugal Pump,Reciprocating Pump,Electromagnetic Pump,Other |
| Standard or nonstandard | Standard |
| Warranty | 1 Year,12 Months |
| Material | Steel,Aluminum Alloy,Cast Iron,Casting Iron,304SS |
| Type | hydraulic gear pump,electric water pump,Rotary,high pressure jet grouting pumps,diesel pump |
| Product name | High pressure micro hydraulic pumps for logsplitter,hydraulic diaphragm metering pump,Model High Pressure Hydraulic Manual Pumps,High pressure hydraulic hand pumps,Compression machine |
| Color | black，blue |
| Voltage | 380V,220v/50hz,415V,etc are all available,220V |
| Oil capacity | 2200 ml,2.2L,901ml |
| Feature | High Efficiency,Long Life,Waste water treatment for house septic tank or flood,Low Noise |
| Brand Name | KERSTERN |
| Model Number | A4VG90 |
| Certification | SIO9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 5,000 units per month |
| Delivery Time | 7 work days | Packaging Details | Wooden boxes and cartons |
| Application | Other,Metering,oil,Sewage,hydraulic jack etc | Pressure | High Pressure,Low Pressure,25MPa,less than 44mpa |
| Structure | Piston Pump,Single-stage Pump,Diaphragm Pump,Gear Pump,Vane Pump | Power | Hydraulic,Electric,Pneumatic,7.5KW to 75KW,Other |
| Fuel | Diesel,electric,hydraulic oil,Other,standard 380V 50Hz 3phase | Theory | Rotary Pump,Centrifugal Pump,Reciprocating Pump,Electromagnetic Pump,Other |
| Standard or nonstandard | Standard | Warranty | 1 Year,12 Months |
| Material | Steel,Aluminum Alloy,Cast Iron,Casting Iron,304SS | Type | hydraulic gear pump,electric water pump,Rotary,high pressure jet grouting pumps,diesel pump |
| Product name | High pressure micro hydraulic pumps for logsplitter,hydraulic diaphragm metering pump,Model High Pressure Hydraulic Manual Pumps,High pressure hydraulic hand pumps,Compression machine | Color | black，blue |
| Voltage | 380V,220v/50hz,415V,etc are all available,220V | Oil capacity | 2200 ml,2.2L,901ml |
| Feature | High Efficiency,Long Life,Waste water treatment for house septic tank or flood,Low Noise | Brand Name | KERSTERN |
| Model Number | A4VG90 | Certification | SIO9001 |
| Place of Origin | China | ||
| High Light | High Pressure Hydraulic Pump A4VG90EP3 ，Ore Crushers High Pressure Hydraulic Pump ，Axial Piston variable displacement axial piston pump | ||
The A4VG90EP3 axial piston variable displacement hydraulic pump is a high-performance pump engineered exclusively for ore crushers. With a maximum speed of 3000 rpm, it is built to provide reliable hydraulic power under extreme load conditions, ensuring consistent crushing efficiency in mining operations. Featuring advanced variable displacement control and a robust structural design, the A4VG90EP3 guarantees high pressure output, superior durability, and long service life in demanding mining environments.
Ore Crushers: Provides powerful and stable hydraulic force for crushing and grinding operations.
Mining Plants: Designed for continuous duty cycles, ensuring reliable productivity in ore processing.
Heavy Mining Machinery: Optimized for high-load equipment requiring consistent high-pressure supply.
High Pressure Capacity: Rated pressure of 350 bar with overflow up to 445 bar, suitable for heavy-duty crushing applications.
Variable Displacement: Electric proportional control allows precise adjustment of output flow.
Durable Construction: Built from steel and aluminum alloy components, resistant to extreme working conditions.
Low Noise Operation: Reduces operational noise, improving workplace safety and comfort.
Extended Service Life: Integrated high-precision filtration (10 μm) ensures oil cleanliness and pump longevity.
| Attribute | Value |
|---|---|
| Model Number | A4VG90EP3DM1/32L-NSD10F07 |
| Displacement | 90 ml/r |
| Rated Speed | 3000 rpm |
| Maximum Speed | 3300 rpm |
| Overflow Pressure | 445 bar |
| Cut-Off Pressure | 350 bar (adjustable) |
| Housing Pressure | Max 2 bar / Peak 5 bar |
| Suction Pressure | Min 0.8 bar / Max 5 bar |
| Replenishment Pressure | 25 bar |
| Slippage Pump Volume | 18 ml/r |
| Control Mode | Electrical proportional (DC 12V) |
| Filtration Precision | 10 μm |
| Work Mode | Closed circuit |
Material Selection: Premium alloy steel and aluminum casting.
Precision Machining: CNC production ensures exact tolerance.
Heat Treatment: Improves wear resistance and hardness.
Assembly & Inspection: High-pressure leak testing and balancing.
Surface Protection: Anti-rust coating and dust-proof finishing.
Fill the casing with clean hydraulic oil before operation.
Ensure oil cleanliness at NAS level 9 or better.
Avoid impacts on the transmission shaft during transport.
Prevent hydraulic oil from flowing over pump assembly surfaces.
Conduct regular inspections of pressure levels and filtration systems.
Warranty: 1-year warranty against manufacturing defects.
Technical Support: Installation and operational guidance.
Spare Parts: Genuine parts supply to minimize downtime.
Maintenance Service: Professional repair teams available worldwide.
Q1: Can the A4VG90EP3 be used in equipment other than ore crushers?
A1: This model is specifically optimized for ore crushers to ensure maximum performance.
Q2: What type of hydraulic oil is recommended?
A2: Use ISO VG46 or VG68 hydraulic oil, maintaining cleanliness to NAS 9.
Q3: Is the control system compatible with automated mining equipment?
A3: Yes, the DC 12V proportional control allows integration with automation systems
Company Details
Business Type:
Manufacturer
Year Established:
2019
Total Annual:
5000000-6000000
Employee Number:
>55
Ecer Certification：
Verified Supplier
Shandong Keystone Hydraulic Co., Ltd. is located in Tai bai hu new district, Jining city, Shandong Province, the hometown of Confucius and Mencius. It is only 40 minutes away from Jining Daxing Airport and Beijing-Shanghai High-speed Railway Station, and only 10 minutes aw... Shandong Keystone Hydraulic Co., Ltd. is located in Tai bai hu new district, Jining city, Shandong Province, the hometown of Confucius and Mencius. It is only 40 minutes away from Jining Daxing Airport and Beijing-Shanghai High-speed Railway Station, and only 10 minutes aw...
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