Problem & Lösung

Praktische Antworten auf häufige Herausforderungen mit Kunststoffmaterialien

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Q

Rainbow interference patterns on the product surface (stress birefringence)

A

In summary, the causes of the "Rainbow interference patterns on the product surface (stress birefringence)" problem can be attributed to the combined action of multiple factors such as Excessive residual stress, Non-uniform orientation.To solve this problem, it is necessary to start from aspects ...

Thermoforming Rainbow interference patterns on the product surface (stress birefringence) '2079851475616104458 surface quality stress control

Q

Local melting and dripping of the sheet during heating

A

In summary, the causes of the "Local melting and dripping of the sheet during heating" problem can be attributed to the combined action of multiple factors such as Excessive local heater power, Uneven sheet thickness causing overheating at thin areas.To solve this problem, it is necessary to star...

Thermoforming Local melting and dripping of the sheet during heating '2079851475616104458 heating process

Q

Interlayer separation within the product wall

A

In summary, the causes of the "Interlayer separation within the product wall" problem can be attributed to the combined action of multiple factors such as Insufficient interlayer adhesion, Mismatched forming temperatures.To solve this problem, it is necessary to start from aspects such as Check t...

Thermoforming Interlayer separation within the product wall '2079851475616104458 temperature control

Q

Thermal shrinkage warpage of the sheet during heating

A

In summary, the causes of the "Thermal shrinkage warpage of the sheet during heating" problem can be attributed to the combined action of multiple factors such as Large molecular orientation exists in the sheet from production, Heating temperature exceeds the orientation relaxation temperature.To...

Thermoforming Thermal shrinkage warpage of the sheet during heating '2079851475616104458 temperature control heating process anti-deformation

Q

Blistering/bulging (local uneven foaming)

A

This problem requires comprehensive analysis from multiple dimensions of materials, processes, equipment, and operation, and should be solved by systematically optimizing process parameters and the quality control system.

Thermoforming mold temperature cells blistering bulging

Q

Sheet deviating above the heater

A

In summary, the causes of the "Sheet deviating above the heater" problem can be attributed to the combined action of multiple factors such as Loose clamping frame, Airflow disturbance from the heater. Solving this problem requires starting from aspects such as Check the clamping frame, Reduce air...

Thermoforming Sheet deviating above the heater '2079851475616104458 heating process

Q

Mold surface wear

A

In summary, the causes of the "Mold surface wear" problem can be attributed to the combined action of multiple factors such as Long-term use wear, Insufficient mold material hardness. Solving this problem requires starting from aspects such as Surface hardening treatment, Replace with wear-resist...

Thermoforming Mold surface wear '2079851475616104458 mold design material selection surface quality

Q

Longitudinal stripes on the sheet surface

A

In summary, the causes of the "Longitudinal stripes on the sheet surface" problem can be attributed to the combined action of multiple factors such as Scratches on the die during sheet extrusion, Damage on the calendering roll. Solving this problem requires starting from aspects such as Replace w...

Thermoforming Longitudinal stripes on the sheet surface '2079851475616104458 die adjustment surface quality

Q

Improper sheet thickness selection

A

In summary, the causes of the "Improper sheet thickness selection" problem can be attributed to the combined action of multiple factors such as Wrong design selection, Large sheet thickness tolerance. Solving this problem requires starting from aspects such as Select an appropriate thickness acco...

Thermoforming Improper sheet thickness selection '2079851475616104458

Q

Product edge cannot be cut through

A

In summary, the causes of the "Product edge cannot be cut through" problem can be attributed to the combined action of multiple factors such as Cutting knife wear, Cutting knife clearance too large. Solving this problem requires starting from aspects such as Replace the cutting knife, Adjust the ...

Thermoforming Product edge cannot be cut through '2079851475616104458

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Alle Themen 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