Production & Quality
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DSTDP internal inclusions
Problem Phenomenon
DSTDP product interior has 0.1-0.5mm inclusions, affecting appearance
Cause Analysis
Impurity particles in raw material; production environment dust contamination; foreign matter mixed into recycled material
Solution
1) Filter raw material with 120 mesh screen to remove impurities; 2) clean production environment to control dust; 3) strictly sort recycled material to remove foreign matter
Key Takeaway
Inclusions are caused by raw material and environmental contamination; filtration and environment control are key
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