Processing Machinery
4 조회수
Material Changeover Residue of CMC
문제 현상
After CMC material changeover, the first 5-10 products contain residue of the previous material, with color difference and performance deviation
원인 분석
Large amount of previous material residue in the barrel and screw; incomplete cleaning leaves residue in dead corner areas; insufficient amount of purging material
해결 방법
1)Increase purging material amount to 2-3 times the barrel capacity; 2)Increase speed and temperature during purging to accelerate removal; 3)Disassemble the screw to thoroughly clean dead corners
핵심 요약
Changeover residue is caused by incomplete cleaning; thorough cleaning and disassembly are the key
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