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Sorun ve Çözüm

Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →
740 soru
Q
Solvent residue in wet-process PI film
A
Solvent residue affects the electrical and thermal properties of PI films
Molding Process solvent residuechemical imidizationwashingsupercritical CO2
13 görüntüleme
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Q
PI powder sintering insufficient density
A
PI powder sintering requires optimization of powder characteristics and sintering parameters
Molding Process powder sinteringparticle sizedensitysintering temperature
17 görüntüleme
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Q
PI imidization shrinkage too large
A
The chemical shrinkage of PI is a factor that must be considered in design and processing
Molding Process imidization shrinkagechemical shrinkagedimensional design
15 görüntüleme
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Q
PI film uneven color
A
PI film color is very sensitive to heat treatment conditions
Molding Process PI filmcolor uniformityhot aircoating uniformity
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Q
Incomplete thermal imidization
A
The imidization degree (imidization rate) determines the final performance of PI
Molding Process imidization degree300°CIR spectroscopytreatment time
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Q
Product bubbles during imidization
A
Controlling water escape during imidization is the key to PI preparation
Molding Process imidizationwater vaporstep heatingbubblesPI film
13 görüntüleme
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Q
PES product post-shrinkage
A
The dimensional stability of amorphous polymers requires sufficient post-processing
Molding Process post-shrinkagerelaxationannealingHDTdimensional stability
9 görüntüleme
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Q
Product surface yellowing
A
The yellowing of PES is a direct manifestation of thermo-oxidation
Molding Process yellowingthermo-oxidationmelt temperatureantioxidantchromophores
8 görüntüleme
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Q
PEI stress cracking after contacting organic solvents
A
Chemicals in the use environment need to be evaluated for compatibility with PEI
Molding Process solvent crackingsolvent resistanceannealingresidual stresschemical compatibility
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Q
PEEK product improper post-crystallization heat treatment
A
Post-crystallization heat treatment is a necessary process step to compensate for insufficient crystallization during processing
Molding Process post-crystallizationheat treatmentnitrogen protectionheating/cooling rateoxidative degradation
5 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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