Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

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Q

POM mold temperature uniformity

A

Mold temperature uniformity of precision parts is the foundation of dimensional accuracy; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems i...

Molds & Tooling POMmold temperature uniformitygearaccuracy

Q

POM mold temperature 80-100

A

POM dimensional stability relies on sufficient crystallization at high mold temperature; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems in...

Molds & Tooling POMmold temperaturecrystallizationdimension

Q

POM nozzle temperature

A

The narrow-window nozzle temperature is combined with a self-locking structure; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems in the future

Processing Machinery POMnozzledroolingself-locking

Q

POM hot runner control

A

POM hot runners must prevent dead corners and local overheating; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems in the future

Molds & Tooling POMhot runneryellow spotdead corner

Q

POM barrel temperature zoning

A

The POM barrel temperature gradient is gentle, and the back pressure should be low; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems in the ...

Processing Machinery POMbarrel temperatureplasticizationback pressure

Q

Formaldehyde release from POM degradation

A

Formaldehyde odor is a POM degradation alarm and must be responded to immediately; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems in the f...

Processing Machinery POMformaldehydedegradationventilation

Q

POM melt upper limit 210

A

210°C is the red line for POM melt, and the cost of exceeding the temperature far outweighs the benefit; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting sim...

Molds & Tooling POMmelt temperature210°Cformaldehyde

Q

Actual measurement of POM melt temperature

A

POM's narrow temperature window requires reliable temperature control measurement; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems in the f...

Processing Machinery POMmelt temperatureactual measurementcalibration

Q

POM moisture content control

A

Control POM moisture content at 0.1%, and start the machine only after sample confirmation; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems...

Material Drying POMmoisture content0.1%bubble

Q

POM drying temperature and time

A

POM drying is a gentle process, and over-temperature drying equals pre-degradation; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems in the ...

Material Drying POMdrying temperaturethermal degradationformaldehyde

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