Problem & Solution

Practical answers to common plastic material challenges

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Q

PP Color Difference Between Batches

A

PP color difference controls heat history and color masterbatch, uniform crystallization is also important; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for ...

Processing Machinery color differencecolor masterbatchregrindcrystallization

Q

PP Weathering Aging

A

PP fears UV, outdoor parts must add stabilizers or weather-resistant grades; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar problems in the future

Processing Machinery weather resistanceUVchalkingHALS

Q

PP Glass Fiber Warpage

A

The root of PP glass fiber warpage is orientation and crystallization, the gate is the key; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar problems...

Molds & Tooling glass fiber warpageorientationgatecrystallization

Q

PP Glass Fiber Exposure

A

For PP floating fibers increase temperature, speed and pressure, polishing assists; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar problems in the ...

Injection Molding floating fiberglass fibermelt temperatureinjection speed

Q

PP Surface Orange Peel

A

PP orange peel stabilizes the front plus polishing, uniform crystallization assists; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar problems in the...

Molds & Tooling orange peelhigh glossfrontpolishing

Q

PP Weld Line Bubbles

A

For PP weld line bubbles check venting and moisture; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar problems in the future

Molds & Tooling weld line bubblesventingconfluencemoisture

Q

PP FDM Warpage

A

PP printing has the dual difficulties of warpage and adhesion, special glue plus insulation; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar problem...

Processing Machinery FDM warpageadhesionchamberbrim

Q

PP Delayed Deformation Post-Crystallization

A

PP post-crystallization causes delayed deformation, sufficient cooling and annealing stabilize; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar prob...

Molds & Tooling post-crystallizationdeformationannealingaging

Q

PP Mold Deposit

A

PP mold deposit requires regular cleaning, venting is the focus; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar problems in the future

Molds & Tooling mold depositprecipitationcleaningventing

Q

PP Gate Mark Whitening

A

PP gate marks rely on position plus sharp trimming; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for similar problems in the future

Molds & Tooling gate markwhiteningtrimmingsubmarine

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