Problem & Lösung

Praktische Antworten auf häufige Herausforderungen mit Kunststoffmaterialien

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Q

Improper pre-blowing timing

A

In summary, the causes of the "Improper pre-blowing timing" problem can be attributed to the combined action of multiple factors such as Improper pre-blowing delay parameter settings, Solenoid valve response delay. Solving this problem requires starting from aspects such as Optimize the pre-blowi...

Blow Molding Improper pre-blowing timing stretch '2079851475616104457 blowing parameters

Q

Improper stretch rod speed

A

In summary, the causes of the "Improper stretch rod speed" problem can be attributed to the combined action of multiple factors such as Improper stretching servo parameter settings, Unstable cylinder pressure. Solving this problem requires starting from aspects such as Optimize the stretching spe...

Blow Molding Improper stretch rod speed stretch '2079851475616104457 pressure adjustment speed control stretch ratio

Q

Improper stretch rod position

A

In summary, the causes of the "Improper stretch rod position" problem can be attributed to the combined action of multiple factors such as Loose mechanical limit of the stretch rod, Servo parameter drift. Solving this problem requires starting from aspects such as Calibrate the stretch rod positi...

Blow Molding Improper stretch rod position stretch '2079851475616104457 stretch ratio

Q

Preform temperature too low (cannot be blown open)

A

In summary, the causes of the "Preform temperature too low (cannot be blown open)" problem can be attributed to the combined action of multiple factors such as Insufficient heating, Transfer time of the preform from the heating oven to the mold too long with excessive heat loss. Solving this prob...

Blow Molding Preform temperature too low (cannot be blown open) stretch '2079851475616104457 temperature control mold design heating process

Q

Preform temperature too high (crystallization whitening)

A

In summary, the causes of the "Preform temperature too high (crystallization whitening)" problem can be attributed to the combined action of multiple factors such as Heating time too long, Oven temperature too high. Solving this problem requires starting from aspects such as Shorten the heating t...

Blow Molding Preform temperature too high (crystallization whitening) stretch '2079851475616104457 temperature control heating process

Q

Uneven preform heating

A

In summary, the causes of the "Uneven preform heating" problem can be attributed to the combined action of multiple factors such as Inconsistent lamp tube power in the heating oven, Uneven preform rotation speed. Solving this problem requires starting from aspects such as Inspect and replace the ...

Blow Molding Uneven preform heating stretch '2079851475616104457 speed control heating process rotation parameters

Q

Heat deformation of the bottle mouth

A

In summary, the causes of the "Heat deformation of the bottle mouth" problem can be attributed to the combined action of multiple factors such as Temperature at the bottle mouth area too high, Insufficient cooling of the bottle mouth mold. Solving this problem requires starting from aspects such ...

Blow Molding Heat deformation of the bottle mouth stretch '2079851475616104457 temperature control cooling process mold design

Q

Blow-out (burst bottle)

A

In summary, the causes of the "Blow-out (burst bottle)" problem can be attributed to the combined action of multiple factors such as Preform temperature too high causing over-stretching, Stretching speed too fast. Solving this problem requires starting from aspects such as Reduce the preform temp...

Blow Molding Blow-out (burst bottle) stretch '2079851475616104457 temperature control speed control wall thickness control

Q

Insufficient bottle body gloss

A

In summary, the causes of the "Insufficient bottle body gloss" problem can be attributed to the combined action of multiple factors such as Rough surface of the blow mold cavity, Preform temperature too low. Solving this problem requires starting from aspects such as Polish the mold cavity, Appro...

Blow Molding Insufficient bottle body gloss stretch '2079851475616104457 temperature control pressure adjustment mold design

Q

Bottle bottom not blown open (bottom folds)

A

In summary, the causes of the "Bottle bottom not blown open (bottom folds)" problem can be attributed to the combined action of multiple factors such as Preform bottom temperature too low, Insufficient stretch rod stroke. Solving this problem requires starting from aspects such as Increase the pr...

Blow Molding Bottle bottom not blown open (bottom folds) stretch '2079851475616104457 temperature control pressure adjustment blowing parameters

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