1. Specified dimension deviation: length, width, thickness are subject to clients' requirements
2. Diagonal deviation: ≤5mm
3. Edge instraightness: ≤1mm/m
4. Warpege: 3mm/m
5. Coating thickness: ≥25μm( external), ≥16μm( internal)
6. Gloss degree: ≤5 ( when gloss ≥ 70)(external), ≤10( when gloss＜70)(internal)
7. Pencil hardness: ≥HB
8. Adhesion: incision, and rolling in circle method
9. Acid, alkali and solvent resistance: No change
10. Coating flexibility degree: ≤2T(external), ≤3T(internal)
11. Impact resistance: 50kg.cm No depainting, no crack
12. 180℃ peeling strength: ≥7.0N/mm(external), ≥5.0N/ mm(internal)
13. Surface density: Fixed index?.5彗g/m
2. Diagonal deviation: ≤5mm
3. Edge instraightness: ≤1mm/m
4. Warpege: 3mm/m
5. Coating thickness: ≥25μm( external), ≥16μm( internal)
6. Gloss degree: ≤5 ( when gloss ≥ 70)(external), ≤10( when gloss＜70)(internal)
7. Pencil hardness: ≥HB
8. Adhesion: incision, and rolling in circle method
9. Acid, alkali and solvent resistance: No change
10. Coating flexibility degree: ≤2T(external), ≤3T(internal)
11. Impact resistance: 50kg.cm No depainting, no crack
12. 180℃ peeling strength: ≥7.0N/mm(external), ≥5.0N/ mm(internal)
13. Surface density: Fixed index?.5彗g/m
Features
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aluminum composite panel