Problem & Solution

Practical answers to common plastic material challenges

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PET Preform Short Shot Material Shortage

Injection Molding PET; preform; short shot; material shortage; injection pressure; gate

PET Preform White Haze Crystallization (Slow Cooling)

Injection Molding PET; preform; white haze; crystallization; cooling; transparency

PET Preform Mold Eccentric Wear

Cavity number traceability locates the eccentricity source.

Injection Molding PET; preform; mold wear; concentricity; cavity number

PET Preform Injection Mold Sticking

Mold sticking = holding pressure and cooling.

Injection Molding PET; preform; mold sticking; holding pressure; cooling

PET Preform Injection Short Shot

Preform short shot = pressure and venting.

Injection Molding PET; preform; short shot; injection pressure; venting

PET Injection Preform Gate Crystallization (Whitening)

Gate whitening = local crystallization, a hidden danger at the bottom.

Injection Molding PET; preform; gate crystallization; shear heat; cooling

PET Injection Preform Black Specks

Preform black specks = dead-corner carbonization.

Injection Molding PET; preform; black speck; carbonization; hot runner

PESU Two-Color '2079851475616104452

Injection Molding PESU; two-color; overmolding; interface; compatibility; temperature

PESU Insert Molding

Injection Molding PESU; insert; thermal expansion; preheating; bonding; testing

PESU Venting Design

Injection Molding PESU; venting; air entrapment; vent groove; position; cleaning

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