Laboratory Automotive Wash and Friction Testing Bench
Application
Primary applications:
Assessing scratch resistance of automotive paint and clear coat systems
Evaluating coating performance under mechanical friction and water exposure
Laboratory testing for automotive coatings, material development, and quality control
Typical tested products:
Automotive exterior panels (metal and composite substrates)
Automotive clear coats and multi-layer paint systems
Laboratory-coated metal panels for R&D
Material samples requiring controlled wash and friction testing
Standards
(1) BS ISO 20566 – Paints and varnishes: Determination of coating system scratch resistance using laboratory car wash equipment
(2) ISO 20566:2021 – Paints and varnishes: Laboratory-scale car wash testing for coating systems
(3) ISO 13076 – Visual assessment of coating surface appearance
(4) ISO 2813 – Measurement of coating gloss
(5) ISO 13803 – Measurement of coating haze
(6) ISO 7724 – Color measurement and color difference evaluation of coatings
Parameters
| Parameter | Specification |
|---|---|
| Test Chamber Material | #304 Stainless steel |
| Test Chamber Doors | 3 transparent sliding panels |
| Brush Type | Removable brushes for easy replacement |
| Work Platform | Inclined sides, customizable with threaded mounting holes |
| Spray Nozzles | 2 × 316 stainless steel, angle 65°, pressure 300 ±50 kPa, flow 2.2 ±0.2 L/min |
| Platform Drive | Servo motor, speed 5.0 ±0.2 m/min |
| Platform Safety | Dual limit proximity switches |
| Water Tank Capacity | 80 L with automatic refill, level control, and overflow protection |
| Water Mixing | Internal agitator for uniform solution |
| Safety Features | Water splash guard, water-electric separation |
Features
Full stainless steel test chamber with transparent doors for observation.
V-shaped bottom funnel for easy drainage and cleaning.
Removable brushes for quick replacement and reduced wear.
Inclined work platform minimizes brush abrasion during platform movement.
Customizable fixture holes on the platform for different sample sizes.
Two spray nozzles alternate with platform movement, ensuring uniform wash coverage.
Servo-driven work platform provides precise and repeatable test speeds.
Large capacity water tank with agitation ensures accurate mixing and consistent test results.
Water splash guards prevent damage to electrical components, enhancing safety.
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