Comprehensive oil filter tester
1. Application Scenarios
This test bench is designed specifically for evaluating the performance characteristics of internal combustion engine spin-on oil filters and oil filter bypass valves. It is widely used in:
Measuring flow resistance (pressure drop) characteristics of oil filters
Testing bypass valve opening pressure and performance
Evaluating original filtration efficiency and filter element service life
Conducting quality control during filter manufacturing
R&D of new filter media, filter structures, and bypass valve designs
Ensuring consistency, reliability, and durability of internal combustion engine oil filtration systems
The system supports multi-function testing within one integrated test bench.
2. Applicable Standards
The test bench is designed and constructed in compliance with:
JB/T 5088.2-2008
Internal combustion engine spin-on oil filter
Test Objects:
Internal combustion engine oil filters
Bypass valve assemblies of oil filter elements
These standards ensure that all test procedures achieve repeatability, accuracy, and conformity to industrial requirements.
3. System Components
3.1 Test System
A complete hydraulic test loop used to evaluate filter flow resistance, bypass valve characteristics, and filter life.
3.2 Purification Filter
Specially designed purification filter from our company featuring:
Rapid system cleanliness recovery
Long dirt-holding capacity
Filtration life β10(c) ≥ 200
Ensures long-term stability, repeatability, and accuracy of test results
Mainly composed of:
Oil storage tank
Auxiliary pump
Designed for easy operation and pre-/post-test maintenance
3.3 Piping System
Stainless steel main piping
Optimized layout to prevent flow dead zones and sludge accumulation
Ensures long-term clean operation and repeatable results
3.4 Temperature Control System
Equipped with both heating and cooling devices, meeting all safety requirements and ensuring stable medium temperature during testing.
3.5 Bypass Valve Test System
Integrated into the main flow resistance system and includes:
Dedicated bypass valve test line
Filter assembly without cartridge
Force transducer (optional per customer request)
Digital pressure display
3.6 Filtration Efficiency & Life Test System
Includes:
Peristaltic pump
Bypass valve
Differential pressure sensor
Filter chamber
Impurity agitator
Supports original filtration efficiency and endurance/life testing.
3.7 Bench Structure
Made of aluminum alloy profiles and stainless steel plates
Reference size: 3000 × 1200 × 1900 mm
Final dimensions confirmed by both parties
4. Technical Parameters
4.1 Main Test System
| Item | Specification |
|---|---|
| Flow Range | 5 L/min – 100 L/min |
| Working Medium | CC30 diesel oil (24 mm²/s @ 74 °C) / 0# diesel |
| Pressure Gauge Range | 0 – 2 MPa (accuracy ±5%) |
| Medium Temperature | Room temperature – 100 °C |
| Differential Pressure Range | 0 – 600 kPa |
| Test Tank Pressure Rating | 0 – 2 MPa |
| Test Tank Volume | 80 L (negotiable) |
4.2 Original Filtration Efficiency System
| Item | Specification |
|---|---|
| Flow Range | 1 – 10 L/min |
| Working Medium | 0# diesel fuel |
| Medium Temperature | Ambient temperature |
| Test Fluid Cylinder Volume | 10 L |
5. Product Advantages
Designed in accordance with JB/T 5088.2-2008, ensuring full compliance with industrial filtration testing requirements.
Covers three major test modules within one machine: flow resistance, bypass valve, and filtration efficiency.
Features a high-efficiency purification filter ensuring long-term system cleanliness and excellent data repeatability.
Stainless steel piping eliminates sludge accumulation, ensuring accurate, stable, and repeatable testing.
Integrated temperature control system maintains precise fluid viscosity conditions.
Modular system design supports R&D, production testing, and quality inspection.
Easy-maintenance structure with transparent protective elements for enhanced safety and operability.
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