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Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →
11636 soru
Q
CEF internal coarse crystallization
A
Coarse crystallization is caused by slow cooling; fast cooling and nucleating agent are the key
Molding Process CEFcoarse crystallizationspherulite refinementnucleating agentcooling rate
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Q
CEF weather resistance poor
A
Poor weather resistance is caused by photo-oxidation; UV+HALS+antioxidant triple protection is the key
Material Analysis CEFweather resistanceUV absorberHALSphoto-oxidation
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Q
CEF extrusion pipe ovality exceeds the standard
A
Ovality is caused by uneven cooling and clamping; annular cooling and uniform haul-off are the key
Extrusion & Post CEF pipeovalityannular coolingvacuum sizinguniform haul-off
15 görüntüleme
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Q
CEF extrusion film has gel particles
A
Gel particles are caused by insufficient melting; increasing the temperature and mixing are the key
Extrusion & Post CEF filmgel particlemelting temperaturemixing sectionhigh-molecular-weight component
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Q
CEF extrusion film has transverse corrugations
A
Transverse corrugations are caused by haul-off vibration and roller eccentricity; equipment overhaul and stable control are the key
Extrusion & Post CEF filmtransverse corrugationhaul-off vibrationcooling roller eccentricitypressure stabilizing device
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Q
CEF extrusion screen frequent clogging
A
Screen clogging is caused by impurities and improper configuration; raw material control and stepped screens are the key
Extrusion & Post CEF extrusionscreen clogginggel particlestepped screenautomatic screen change
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Q
Silver streaks caused by moisture in CEF processing
A
Silver streaks are caused by moisture vaporization and stretching; drying and venting are the main countermeasures
Material Drying CEF injectionsilver streakmoisture dryingventingback pressure
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Q
CEF injection cold slug marks
A
Cold slug marks are caused by solidified residual material in the nozzle; increasing the nozzle temperature and the cold slug well design are the key
Injection Molding CEF injectioncold slug marknozzle temperaturecold slug wellinjection pressure
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Q
CEF extrusion film winding wrinkling
A
Film wrinkling is caused by tension fluctuations and uneven thickness; automatic tension control and homogenization are the key
Extrusion & Post CEF filmwinding wrinklingtension controlthickness uniformityguide roller parallelism
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Q
CEF injection flow marks
A
Flow marks are caused by unstable injection front and rapid cooling; multi-stage injection and high mold temperature are the key
Injection Molding CEF injectionflow markinjection speedmold temperaturegate area
15 görüntüleme
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Kategoriler

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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