裂纹
Paint Defects 油漆缺陷
Causes 成因
- Faulty paint system on thermoplastic substrates
热塑性底材上的涂料系统故障
- (direct application of polyester putty or filler, wash primer, or synthetic resin products on TPA)
（在 TPA 上直接应用聚酯腻子或填料、磷化底漆或合成树脂产品）
- Flash-off too short in wet-on-wet application 湿碰湿施工时，闪干时间过短
Prevention 措施
- Respect the refinishing procedures for factory-applied TPA finishes
遵循工厂喷涂 TPA 表面的翻新工艺规范
- Respect the recommended flash-off times between coats
遵守推荐的涂层间闪干时间
How to repair 如何修补
- Sand the paint film back to a sound substrate 将漆膜打磨至底材
- Repaint using suitable undercoat and finishing materials 使用合适的底漆和面漆材料重新喷涂