3" x 6" 2024 bare aluminum panel with as rolled surface finish for MIL-PRF-85285 flexibility test

MIL-PRF-85285 §4.6.7 Flexibility Test Panels

Test panels used in flexibility testing by MIL-PRF-85285 (Polyurethane Coating: Aircraft and Support Equipment - Performance Specification). These panels are used in the Impact Flexibility and the Low-temperature Flexibility tests. Each panel is made of 2024-T0 bare aluminum, and is 3" x 6" 0.020". Before testing, the panels are anodized in accordance with MIL-A-8625 Type I. Metaspec provides these test panels with a premium as rolled surface finish or with the MIL-A-8625 anodized finish.