Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

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Uneven bottle body wall thickness (locally ultra-thick)

In summary, the causes of the "Uneven bottle body wall thickness (locally ultra-thick)" problem can be attributed to the combined action of multiple factors such as Insufficient stretching, Temperature at that location too low and not fully stretched. Solving this problem requires starting from a...

Blow Molding Uneven bottle body wall thickness (locally ultra-thick) stretch '2079851475616104457 temperature control wall thickness control stretch ratio

Uneven bottle body wall thickness (locally ultra-thin)

In summary, the causes of the "Uneven bottle body wall thickness (locally ultra-thin)" problem can be attributed to the combined action of multiple factors such as Uneven preform wall thickness, Uneven stretching temperature. Solving this problem requires starting from aspects such as Improve the...

Blow Molding Uneven bottle body wall thickness (locally ultra-thin) stretch '2079851475616104457 temperature control pressure adjustment wall thickness control

Improper main blowing timing

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

Blow Molding Improper main blowing timing stretch '2079851475616104457 blowing parameters

Improper pre-blowing timing

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

Improper stretch rod speed

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

Improper stretch rod position

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

Preform temperature too low (cannot be blown open)

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

Preform temperature too high (crystallization whitening)

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

Uneven preform heating

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

Heat deformation of the bottle mouth

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

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