ASTM D4179 oil filtration tester
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The Hydraulic Oil Filtration and Dehydration Unit is an integrated oil purification system that combines filtration, dehydration, degassing, and demulsification functions. You can use this equipment to remove solid contaminants, water, and gases from hydraulic and lubrication system oils during operation. By combining multi-stage precision filtration with physical dehydration technology, the unit effectively improves oil cleanliness, extends the service life of hydraulic components and lubricated parts, and ensures reliable and stable system performance.
Parameters
| Parameter | Unit | Value |
|---|---|---|
| Rated Flow | L/min | 40 / 100 / 150 |
| Rated Pressure | MPa | 0.6 |
| Initial Pressure Loss | MPa | ≤ 0.2 |
| Coarse Filter Precision | μm | 100 |
| First-Stage Filter Precision | μm | 25 / 40 |
| Second-Stage Filter Precision | μm | 3 / 5 / 10 |
| Motor Power | kW | 1.1 + 0.75 / 2.2 + 1.1 / 4 + 1.1 |
| Power Supply | V | AC 380 |
Application
You can apply this unit in the following scenarios:
(1) Online or offline purification and filtration of hydraulic system oil;
(2) Removal of free and dissolved water from hydraulic oil;
(3) Degassing of hydraulic oil to reduce cavitation risk;
(4) Demulsification and regeneration of lubrication system oil;
(5) Maintenance of hydraulic and lubrication systems in industrial equipment, construction machinery, metallurgy, and power sectors.
Standards
You can operate this unit in compliance with the following standards:
(1) GB/T 18854-2015 – Hydraulic transmission: Determination of solid particle contamination levels in hydraulic oil;
(2) GB/T 14039-2002 – Hydraulic transmission: Oil contamination control and monitoring;
(3) GB/T 4207-2012 – Determination of water content in mineral-based lubricating oils;
(4) ISO 4406:2017 – Hydraulic fluid power: Coding of solid particle contamination levels;
(5) ISO 4407:2002 – Hydraulic fluid power: Particle counting method for contamination measurement;
(6) ISO 9110:1990 – Hydraulic fluid power: Filter performance test methods.
Features
Dual-motor driven gear pump ensures smooth operation, low noise, strong self-priming, and stable performance.
High-pressure piping is equipped with overflow protection to prevent overpressure operation.
Thermal relay protection prevents motor overload and damage.
Suction inlet equipped with a coarse filter protects the pump and extends the life of precision filters.
Two-stage precision filtration rapidly improves oil cleanliness.
Filter precision is selectable to meet different operating conditions.
Integrated panel pressure gauges allow real-time monitoring of system status and filter contamination.
Accessories
(1) Dedicated Gear Pump – Dual pump configuration for stable flow.
(2) Coarse Filter – 100 μm.
(3) First-Stage Precision Filter – 25 μm / 40 μm.
(4) Second-Stage Precision Filter – 3 μm / 5 μm / 10 μm.
(5) Motor – Dual-motor drive.
(6) Pressure Gauge – System pressure monitoring.
(7) Overflow Valve – Overpressure protection.
(8) Heating System – Independent heating module for low-temperature operation.
(9) Consumable Filter Elements – Replaceable as needed.
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