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Problem & Solution

Practical answers to common plastic material challenges

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382 questions
Q
EEA Poor Fatigue Resistance
A
Poor fatigue resistance is caused by insufficient recovery and fast crack propagation; increasing crosslinking is key
Production & Quality EEA fatigue resistance crosslinking degree molecular weight stress concentration
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Q
EEA Stress Cracking
A
Stress cracking is caused by stress-accelerated chemical attack; annealing and high MW are key
Production & Quality EEA stress cracking environmental stress annealing treatment high molecular weight
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Q
EEA Surface Microcracks
A
Microcracks are caused by excessive internal stress; annealing and crack-resistant design are key
Production & Quality EEA microcracks internal stress annealing treatment stress concentration design
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Q
EEA performance degradation with repeated processing
A
Performance degradation from multiple processing is caused by thermo-mechanical degradation; limiting recycled material and supplementing antioxidant are the key
Production & Quality EEA recyclingperformance degradationantioxidant supplementationthermal degradationshear degradation
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Q
EEA products yellowing after processing
A
Q
EAA internal inclusions
A
Inclusions are caused by raw material and environmental contamination; filtration and environmental control are key
Production & Quality EAAinclusionsraw material filtrationenvironmental cleanlinessrecycled material sorting
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Q
EAA surface blooming
A
Blooming is caused by low molecular migration and precipitation; selecting a high molecular weight grade is fundamental
Production & Quality EAAbloominglow molecular migrationhigh molecular weightlubricant precipitation
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Q
Poor EAA fatigue resistance
A
Poor fatigue resistance is caused by insufficient recovery and fast crack propagation; increasing crosslinking is key
Production & Quality EAAfatigue resistancecrosslinking degreemolecular weightstress concentration
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Q
Stress cracking of EAA
A
Stress cracking is caused by stress-accelerated chemical attack; annealing and high MW are the key
Production & Quality EAA stress cracking environmental stress annealing treatment high molecular weight
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Q
Surface microcracks of EAA
A
Microcracks are caused by excessive internal stress; annealing and crack-resistant design are the key
Production & Quality EAA microcrack internal stress annealing treatment stress concentration design
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