铸铝件油漆开裂脱落的原因分析

Analyzing aluminum casting paint cracking causes to falling off

针对某产品在高低温贮存过程中天线座转台(铸铝件)出现油漆从腻子层开裂、脱落现象,通过对比不同工艺方法制作的样件,在温度储存、温度循环试验情况下是否满足要求,从而查找出天线座转台(铸铝件)油漆从腻子层开裂、脱落的原因。

For a product in high and low temperature storage process antenna seat turntable （aluminum casting） appears the paint putty layer cracking, shedding phenomenon, produced by comparing the different process methods of the samples, at a temperature of storage, temperature cycle test case of whether meet the requirements, so as to find out the day line seat turntable （casting） the paint off the putty layer cracking.