8.17__UV ACCELERATION WEATHERING
8.17.1 Non Operational
a. Test unit(s) turned off
b. No masking material is to be apply to the specimens.
Profile:
1. Obtain material and disperse into 6 specimans
2. One specimen to be kept as virgin for comparison.
3. Mount DUT onto medal mounting rack using galvanized wire.
3. Expose 5 replicate specimens under cycle A criteria per
4. STC 0.68% irradiance for 8 hrs @ 60C, 4hr condensation @ 50C for 500 hr.
4. One specimen shall be removes at or around 100 hrs of exposure for comparison.
All controls and functions should be exercised during this test.
8.17.2 ACEPTANCE CRITERIA
Cosmetic determination at time intervals shall be analyzed to determine rejection criteria.
8.17.3 RELATED DOCUMENTS
ASTM D 4329-99