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Q

PA12 Low-viscosity Grade Molding Precision

A

Low-viscosity PA12 equipped with a needle valve nozzle is the guarantee of precision, and open nozzles are hardly competent; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Injection Molding low viscosityneedle valve nozzledroolingmolding precision

Q

PA12 High-speed Injection and Glass Fiber Surface

A

Glass fiber PA12 requires high-speed injection to press down floating fibers, with high mold temperature assisting coating; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference...

Injection Molding high-speed injectionfloating fibersglass fibersurface quality

Q

PA12 Injection Pressure and Holding Pressure Strategy

A

PA12 requires high-pressure filling and low holding pressure compensation, and the runner and gate must be large enough to compensate for crystallization shrinkage; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Injection Molding injection pressureholding pressurecrystallization shrinkageinternal stress

Q

PA12 Medical Catheter Mold Temperature Upper Limit

A

The 35-40℃ mold temperature for catheter PA12 is the strength red line, opposite to the strategy for structural parts; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Injection Molding medical cathetermold temperatureamide bondstrength

Q

PA12 Mold Temperature Grading and Crystallization Control

A

Mold temperature is the crystallinity knob of PA12, and graded setting plus precise control are both indispensable; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling mold temperature gradingcrystallinityprecise controlperformance

Q

PA12 Thick-wall Part Surface Quality Optimization

A

Thick-wall PA12 surface quality relies on low temperature and slow cooling, and raising the temperature is going in the opposite direction; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archiv...

Processing Machinery thick-wall partssurface qualitylow melt temperaturesink marks

Q

PA12 Long-flow Thin-wall Part Temperature Strategy

A

Long-flow thin-wall parts can use the 300℃ upper limit in exchange for flow, and the residence time must be shortened simultaneously; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Molding Process long flowthin walltemperature upper limitresidence time

Q

PA12 Melt Temperature Upper Limit Control

A

310℃/270℃ are the double red lines of PA12 temperature, and filling problems should not rely only on raising temperature; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Material Analysis temperature upper limitflame-retardant gradethermal degradationactual melt temperature measurement

Q

PA12 Melt Temperature Graded Setting

A

PA12 temperature is set in grades according to whether it is reinforced or not, and the temperature card must be changed when changing grades; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect arc...

Material Analysis melt temperaturereinforced gradetemperature gradingmaterial change

Q

PA12 Hopper Re-humidification and Heat Preservation Management

A

Passing drying only covers the present; hopper re-humidification management preserves the result; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting simil...

Material Drying hopper re-humidificationinsulated hopperbatch feedingsilver streaks

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