ASTM D665 Hydraulic Oil Purification Tester

Get a quote：

Whats/App: +86 156 1874 6768

Web: standard-groups.com

The Hydraulic Oil Purification Filtration Tester is designed to maintain and improve oil cleanliness in hydraulic and lubrication systems. You can use this device to remove solid particle contaminants through multi-stage filtration and bypass circulation, ensuring stable system operation and extending the service life of hydraulic components and the entire system. It supports both online purification during operation and offline oil regeneration during filling, oil replacement, or maintenance.

Parameters

Item	Parameter
Rated Flow	1–5 L/min, 10 L/min, 25 L/min
Applicable Medium	Lubricating oil, hydraulic oil
Medium Viscosity	≤ 100 cSt
Operating Temperature	Ambient
Rated Working Pressure	0.6 MPa
Original Pressure Drop	≤ 0.08 MPa
Suction Filter Precision	80 μm / 100 μm
Pre-Filter Precision	10 / 15 / 20 / 40 μm
Fine Filter Precision	3 / 5 / 10 μm
Achievable Oil Cleanliness	NAS 1638 ≥ 4. up to 0

Application

You can apply this tester in various scenarios, including:

(1) Pre-cleaning of hydraulic oil during system filling;

(2) Online circulation filtration for hydraulic and lubrication systems;

(3) Bypass purification during equipment operation;

(4) Regeneration and cleaning of used hydraulic or lubricating oil;

(5) Routine maintenance of industrial hydraulic systems;

(6) Hydraulic systems in construction machinery, metallurgical equipment, injection molding machines, and machine tools;

(7) Oil management in power plants, mining, ports, and heavy-duty equipment.

Standards

You can operate this device in compliance with international and domestic standards:

(1) GB/T 14039 — Hydraulic transmission: Code for solid particle contamination levels in hydraulic fluids;

(2) GB/T 18854 — Hydraulic transmission: Automatic particle counting method for liquid contamination measurement;

(3) ISO 4406 — Hydraulic fluid contamination: Coding of solid particle contamination levels;

(4) ISO 4407 — Hydraulic fluid contamination: Measurement of particle contamination using optical automatic counters;

(5) NAS 1638 — Aerospace hydraulic system contamination levels.

Features

Compact design allows you to move and deploy the unit easily across multiple workstations.

High-performance gear pump and motor provide stable, low-noise, and vibration-free operation with strong self-priming ability.

Multi-stage filtration protects the pump, removes medium particles, and ensures fine particle removal for superior oil cleanliness.

Flexible filtration precision through interchangeable filter elements, meeting different equipment and cleanliness requirements.

Real-time monitoring via pressure gauges enables you to track system performance continuously.

Equipped with differential pressure alarms to alert you when filter replacement is needed.

Safety features include thermal relay, emergency stop, and independent oil-electric separation for reliable operation.

Other supplier products

	Model Coin-cell Swelling System	Whats/App: +86 156 1874 6768 Web: standard-groups.com The Model Coin-Cell Swelling System is designed for in-situ measurement of thickness and vo...
	Fully Automatic Dual-Plate Thermal Conductivity Tester (Guarded Hot Plate Method)	Whats/App: +86 156 1874 6768 Web: standard-groups.com Fully Automatic Dual-Plate Thermal Conductivity Tester (Guarded Hot Plate Method) is a prec...
	ASTM Standard Taber Abrasion Test Machine Dual Head Type	Get a quote： Whats/App: +86 156 1874 6768 Web: standard-groups.com Taber Abrasion Tester (Double-Head) is used for abrasion and wear resistance ...
	Smoke Pollution Control System，Smoke emission control system	Whats/App: +86 156 1874 6768 Web: standard-groups.com Model : STD-ass1 As manufacturers and testing organizations reduce combustion flue gas emi...
	Roof-Mounted Photovoltaic Module Fire Test Apparatus Manufacturer | IEC 61730 & UL 790 PV Fire Testing Equipment	Get a quote： Whats/App: +86 156 1874 6768 Web: standard-groups.com E-mail：info@standard-groups。com Parameters ItemSpecification Rad...

All supplier products

Same products

	PanEVAP & MVR system	Seller: Yangzhou Panstar Heat Exchanger Equipment Co., Ltd	A multiple-effect evaporator is a device that efficiently uses steam heat to evaporate water. Wat...
	PanGAP wide gap welded plate heat exchanger	Seller: Yangzhou Panstar Heat Exchanger Equipment Co., Ltd	PanGAP wide gap welded plate heat exchangerconsists of a welded plate pack with different channel...
	PanBloc welded plate heat exchanger	Seller: Yangzhou Panstar Heat Exchanger Equipment Co., Ltd	PanBloc welded plate heat exchangeris compact and efficient, although fully welded, is totally ac...
	PanBox welded plate heat exchanger	Seller: Yangzhou Panstar Heat Exchanger Equipment Co., Ltd	PanBox welded plate heat exchangerconsists of a laser welded plate pack with optimized corrugated...
	PanPHE gasketed plate heat exchangers	Seller: Yangzhou Panstar Heat Exchanger Equipment Co., Ltd	PanPHE gasketed plate heat exchangersare designed with easy access for regular servicing and for ...