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Yaygın plastik malzeme zorluklarına pratik yanıtlar

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11636 soru
Q
Insufficient EAA toughness, brittle fracture
A
Insufficient toughness is caused by low molecular weight and coarse crystallization; selecting high MW is key
Material Analysis EAAinsufficient toughnessmolecular weightcrosslinking controlcrystallization refinement
16 görüntüleme
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Q
Large EAA impact strength fluctuation
A
Impact fluctuation is caused by unstable dispersed phase and crystallization; stable processing is key
Molding Process EAAimpact fluctuationdispersed phase particle sizenucleating agentprocessing stability
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Q
Poor EAA chemical resistance
A
Poor chemical resistance is caused by EAA chemical affinity; selecting chemical-resistant grade and coating is key
Material Analysis EAAchemical resistancechemical erosionslight crosslinkingsurface coating
16 görüntüleme
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Q
Large EAA processing odor
A
Large odor is caused by EAA decomposition and volatilization; temperature control and ventilation are key
Material Analysis EAAprocessing odorvolatilesventilation and exhausttemperature control
16 görüntüleme
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Q
EAA internal shrinkage voids
A
Shrinkage voids are caused by thick-wall shrinkage and insufficient holding; extending holding is the key
Molds & Tooling EAAshrinkage voidthick wallholding timegate freezing
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Q
Large EAA creep deformation
A
Large creep is caused by the elastomer nature; slight crosslinking and rigid filler are key
Material Analysis EAAcreepslight crosslinkinghigh molecular weightrigid filler
16 görüntüleme
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Q
Poor EAA antistatic effect
A
Poor antistatic effect is caused by insufficient addition amount; increasing antistatic agent is key
Molding Process EAAantistaticantistatic agentsurface resistancemigration rate
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Q
EAA processing temperature fluctuation
A
Temperature fluctuation is caused by improper temperature control system; PID calibration and heater band replacement are key
Molding Process EAAtemperature fluctuationPID calibrationheater bandthermocouple
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Q
Insufficient EAA tensile strength
A
Insufficient tensile strength is caused by molecular weight and poor interface; selecting high MW grade is key
Material Analysis EAAtensile strengthmolecular weightcoupling agentorientation control
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Q
EAA screw slipping
A
Screw slipping is caused by premature melting; lowering the feeding section temperature is key
Extrusion & Post EAAscrew slippingfeeding section temperaturepremature meltingflight deepening
15 görüntüleme
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Tüm Konular 11636 Material Drying 1439 Injection Molding 1506 Molding Process 740 Molds & Tooling 1506 Processing Machinery 2025 Extrusion & Post 2239 Blow Molding 315 Thermoforming 141 Material Analysis 1343 Production & Quality 382
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