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Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →
2239 soru
Q
EAA internal delamination cracking
A
Internal delamination is caused by poor interface and shrinkage difference; compatibilizer and uniform cooling are key
Extrusion & Post EAAinternal delaminationinterfacial bondingcompatibilizeruniform cooling
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Q
EAA surface snakeskin texture
A
Snakeskin texture is caused by low-temperature extrusion and elastic recovery; raising temperature and reducing speed is key
Extrusion & Post EAAsnakeskin textureextrusion temperatureelastic recoverydie temperature 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
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Q
Large EAA dimensional change with temperature
A
Dimensional temperature sensitivity is caused by large thermal expansion coefficient; adding filler and annealing is key
Extrusion & Post EAAdimensional temperature sensitivitythermal expansion coefficientrigid fillerannealing treatment
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Q
EAA vacuum section overflow
A
Overflow is caused by low melt viscosity; lowering temperature and adding a baffle is key
Extrusion & Post EAAvacuum section overflowmelt viscositytemperature reductionvent baffle
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Q
Dense EAA surface pits
A
Pits are caused by raw material impurities and mold damage; pure raw material and mold maintenance are the key
Extrusion & Post EAAsurface pitsimpurity particlesmold repairpure raw material
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Q
Out-of-tolerance ovality of EAA extruded pipe
A
Ovality is caused by uneven cooling and clamping; annular cooling and uniform haul-off are the key
Extrusion & Post EAA pipe ovality annular cooling vacuum sizing uniform haul-off
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Q
Large current fluctuation of EAA extruder
A
Current fluctuation is caused by unstable feeding, poor temperature control and unsuitable screw; system optimization is the key
Extrusion & Post EAA extrusion current fluctuation temperature control accuracy screw design feeding stability
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Q
Gel particles in EAA extruded film
A
Gel particles are caused by insufficient melting; raising the temperature and mixing are the key
Extrusion & Post EAA film gel particle melting temperature mixing section high molecular weight component
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Q
Transverse corrugations in EAA extruded film
A
Transverse corrugations are caused by haul-off vibration and roller eccentricity; equipment overhaul and stable control are the key
Extrusion & Post EAA film transverse corrugation haul-off vibration cooling roller eccentricity pressure stabilizing device
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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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