Backsheet Scratch Resistance Tester
Application
This tester is widely applied in:
PV Module Backsheet Scratch Resistance Testing: Assess the backsheet’s ability to withstand scratches from sharp objects.
R&D Material Improvement Validation: Evaluate improvements in backsheet materials during development stages.
Certification Testing: Compliant with IEC 61730-2 and UL 1703 standards.
Material Selection and Comparison: Compare different backsheet materials for durability and scratch resistance.
Quality Control and Reliability Testing: Ensure consistent backsheet performance during production.
In-Process Sampling: Evaluate anti-scratch performance in production lines.
Standards
IEC 61730-2 – Photovoltaic (PV) Module Safety and Mechanical Performance
UL 1703 – Standard for Safety of Photovoltaic Modules
Parameters
| Item | Technical Parameter |
|---|---|
| Workbench Material | Aluminum alloy |
| Workbench Size | 1.4 m × 0.65 m |
| Traction Pulley | Integrated, for smooth carriage movement |
| Carriage Saw Blade Material | Carbon steel |
| Saw Blade Thickness | 0.64 mm ± 0.05 mm |
| Blade Tip Radius | 0.115 ± 0.025 mm |
| Saw Blade Adjustability | Distance and angle adjustable to meet standards |
| Weights | Standard weight box, 8.9 N ± 0.5 N |
| Traction Method | Motorized constant-speed, continuously adjustable |
| Traction Direction | Adjustable |
| Scratch Speed | 150 ± 30 mm/s |
Features
Aluminum alloy workbench ensures stability and durability.
Precision carriage design allows adjustable blade angle, distance, and weight for standard force application.
Motorized constant-speed traction with continuously adjustable speed simulates realistic scratching.
Adjustable traction direction accommodates different testing requirements.
Fully compliant with IEC 61730-2 and UL 1703 standards for backsheet scratch testing.
Easy operation with high repeatability, suitable for R&D and quality control laboratories.
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