Molds & Tooling
7 조회수
Demolding time too early
문제 현상
The product is not fully cured when taken out, causing post-foaming deformation.
This problem is particularly prominent when the production cycle is fast or the mold temperature is abnormal, and causes product damage in severe cases.
원인 분석
(1) Process time aspect: production cycle too fast compressing demolding time; improper time control causes the reaction or cooling process to fail to meet process requirements, affecting the final performance of the product.
(2) Temperature parameter aspect: curing reaction slows down due to temperature changes; temperature deviation directly affects the physicochemical state and reaction progress of the material.
(3) Material aspect: fluctuations in raw material performance indicators or insufficient pretreatment affect molding quality.
(4) Process aspect: control deviations of key process parameters cause the '2079851475616104453 to deviate from optimal conditions.
(5) Equipment aspect: equipment precision and maintenance status affect the stable execution of process parameters.
해결 방법
(1) Implementation measures: strictly guarantee the minimum demolding time with the formulation unchanged; formulate specific operation plans based on actual production conditions and verify implementation effects.
(2) Implementation measures: online detection of product hardness or temperature to judge curing degree., formulate specific operation plans based on actual production conditions and verify implementation effects.
(3) Process optimization: determine the optimal process parameter window through systematic tests and establish standardized operating procedures.
(4) Quality control: strengthen process monitoring and product inspection, and establish defect early warning and traceability mechanisms.
(5) Preventive measures: formulate a mold maintenance plan and regularly check the release agent coating and mold surface condition.
핵심 요약
Demolding problems need to be comprehensively solved from three aspects: mold surface treatment, release agent selection, and curing degree control.
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