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Sorun ve Çözüm

Yaygın plastik malzeme zorluklarına pratik yanıtlar

Makalelere Göz At →
11636 soru
Q
PET Bottle Transfer Interval Too Long
A
From preform leaving the oven to blowing = a race against 2 seconds.
Extrusion & Post PET; bottle blowing; transfer time; secondary crystallization; pearlescence
15 görüntüleme
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Q
PET Bottle Unreasonable Heating Temperature Gradient
A
The lamp zone gradient is the core parameter of the blow '2079851475616104453.
Extrusion & Post PET; bottle blowing; heating gradient; lamp zone; temperature field
15 görüntüleme
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Q
PET Preform Excessive Drying Crystallization
A
Drying is not the longer the better; over-drying = pre-crystallization.
Material Drying PET; preform; excessive drying; crystallization; white haze
19 görüntüleme
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Q
PET Bottle Uneven Wall Thickness
A
The wall thickness distribution map is the navigation map of the '2079851475616104457 machine.
Extrusion & Post PET; bottle blowing; uneven wall thickness; lamp zone; stretch rod
15 görüntüleme
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Q
PET Preform Poor Concentricity
A
For an off-center bottom injection point, first check preform concentricity; do not blame the '2079851475616104457 machine.
Extrusion & Post PET; preform; concentricity; off-center bottom injection point; wall thickness
15 görüntüleme
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Q
PET Bottle White Haze (Crystallization Type)
A
White haze = overheating crystallization, pearlescence = cold stretching; the two directions are opposite, do not adjust in reverse.
Molding Process PET; bottle blowing; white haze; crystallization; excessive heating
16 görüntüleme
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Q
PET Bottle Pearlescence (Stress Whitening)
A
Pearlescence = cold stretching; give the heat to the whitening area.
Extrusion & Post PET; bottle blowing; pearlescence; stress whitening; heating lamp zone
15 görüntüleme
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Q
PET Preform Insufficient Drying (Hydrolysis)
A
For PET haze, first check the preform's moisture; one new preform is enough for comparison.
Material Drying PET; preform; drying; hydrolysis; white haze
19 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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