Material Drying
3 조회수
PMMA Dehumidifying Dryer
문제 현상
Using an ordinary oven to dry PMMA, bubble defects increase significantly in the rainy season
원인 분석
Ordinary ovens are affected by ambient humidity, and the final moisture content of drying in the rainy season exceeds the standard; During on-site troubleshooting, verify item by item according to this mechanism to avoid blindly adjusting the machine based on experience alone.; this mechanism has been repeatedly verified by industry data and should be confirmed first during troubleshooting
해결 방법
Use a dehumidifying dryer with dew point -40℃ for PMMA drying; or a vacuum oven; extend drying time in the rainy season; After adjustment, continuously sample to verify the effect, and resume mass production only after confirming stability.
핵심 요약
Dehumidifying type is the reliable choice for PMMA drying equipment; After confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence.; include this case in the defect archive as a troubleshooting reference for similar future problems.
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