Production & Quality
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EAA internal inclusions
Problem Phenomenon
Inclusions of 0.1-0.5mm inside EAA products affecting appearance
Cause Analysis
Impurity particles in the raw material; dust contamination from the production environment; foreign matter mixed into recycled material
Solution
1) Filter raw material through a 120-mesh screen to remove impurities; 2) Keep the production environment clean and control dust; 3) Strictly sort recycled material to remove foreign matter
Key Takeaway
Inclusions are caused by raw material and environmental contamination; filtration and environmental control are key
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