Problem & Solution

Practical answers to common plastic material challenges

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Q

Trimming (punch cutting) burrs

A

In summary, the causes of the "Trimming (punch cutting) burrs" problem can be attributed to the combined action of multiple factors such as Cutting knife wear, Improper cutting knife clearance. Solving this problem requires starting from aspects such as Replace or regrind the cutting knife, Adjus...

Thermoforming Trimming (punch cutting) burrs '2079851475616104458 pressure adjustment

Q

Sheet contamination (dust, oil stains)

A

In summary, the causes of the "Sheet contamination (dust, oil stains)" problem can be attributed to the combined action of multiple factors such as Unclean production environment, Sheet packaging or transportation contamination. Solving this problem requires starting from aspects such as Improve ...

Thermoforming Sheet contamination (dust oil stains) '2079851475616104458

Q

Uneven mold temperature (improper)

A

In summary, the causes of the "Uneven mold temperature (improper)" problem can be attributed to the combined action of multiple factors such as Uneven design of the mold cooling or heating system, Temperature control failure. Solving this problem requires starting from aspects such as Optimize th...

Thermoforming Uneven mold temperature (improper) '2079851475616104458 temperature control cooling process mold design

Q

Clogged vacuum holes

A

In summary, the causes of the "Clogged vacuum holes" problem can be attributed to the combined action of multiple factors such as Long-term use without cleaning, Dust on the sheet surface. Solving this problem requires starting from aspects such as Regularly clean the vacuum holes, Clean the surf...

Thermoforming Clogged vacuum holes '2079851475616104458 surface quality

Q

Water marks in the sheet (bubbles)

A

In summary, the causes of the "Water marks in the sheet (bubbles)" problem can be attributed to the combined action of multiple factors such as Moisture content of the sheet too high during sheet production, Poor venting during sheet extrusion. Solving this problem requires starting from aspects ...

Material Drying Water marks in the sheet (bubbles) '2079851475616104458 venting design

Q

Product dimensional shrinkage exceeding tolerance

A

In summary, the causes of the "Product dimensional shrinkage exceeding tolerance" problem can be attributed to the combined action of multiple factors such as Mold temperature too high, Insufficient cooling time. Solving this problem requires starting from aspects such as Reduce the mold temperat...

Thermoforming Product dimensional shrinkage exceeding tolerance '2079851475616104458 temperature control cooling process mold design

Q

Pinholes (holes)

A

In summary, the causes of the "Pinholes (holes)" problem can be attributed to the combined action of multiple factors such as Sheet locally too thin, Impurities or defects in the sheet. Solving this problem requires starting from aspects such as Check the sheet quality, Reduce the stretch ratio a...

Thermoforming Pinholes (holes) '2079851475616104458 stretch ratio

Q

Degradation and discoloration caused by overheating

A

In summary, the causes of the "Degradation and discoloration caused by overheating" problem can be attributed to the combined action of multiple factors such as Heating temperature too high, Heating time too long. Solving this problem requires starting from aspects such as Reduce the heating temp...

Thermoforming Degradation and discoloration caused by overheating '2079851475616104458 temperature control heating process thermal stability

Q

Sheet sticking to the heater

A

In summary, the causes of the "Sheet sticking to the heater" problem can be attributed to the combined action of multiple factors such as Distance between the heater and the sheet too close, Heating temperature too high. Solving this problem requires starting from aspects such as Increase the hea...

Thermoforming Sheet sticking to the heater '2079851475616104458 temperature control heating process

Q

Difficult demolding

A

In summary, the causes of the "Difficult demolding" problem can be attributed to the combined action of multiple factors such as Small mold draft angle, Mold temperature too high. Solving this problem requires starting from aspects such as Increase the draft angle, Reduce the mold temperature and...

Thermoforming Difficult demolding '2079851475616104458 temperature control mold design de'2079851475616104453

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