Problem & Solution

Practical answers to common plastic material challenges

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Q

LDPE Yellowing

A

For yellowing check temperature and the antioxidant system; after confirming effectiveness, solidify 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 LDPEyellowingoxidationantioxidant

Q

LDPE Dimensional Drift

A

Dimensions are based on testing after aging; after confirming effectiveness, solidify 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 LDPEdimensionagingpost-crystallization

Q

LDPE Low-Temperature Brittleness

A

Low-temperature applications require special verification; after confirming effectiveness, solidify 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 LDPElow temperaturebrittle crackingverification

Q

LDPE Creep Deformation

A

LDPE stacking deformation is controlled by structure and grade; after confirming effectiveness, solidify 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 LDPEcreepstackingrigidity

Q

LDPE Stress Cracking

A

LDPE stress cracking selects material according to ESCR; after confirming effectiveness, solidify 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 LDPEESCRstress crackingactive agent

Q

LDPE Regrind Bubbles

A

Regrind bubbles rely on densification and drying; after confirming effectiveness, solidify 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

Material Drying LDPEregrindbubblespelletizing

Q

LDPE Printing Adhesion

A

Printing adhesion relies on corona and ink matching; after confirming effectiveness, solidify 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

Extrusion & Post LDPEprintingadhesionink

Q

LDPE Corona Decay

A

Corona effect is managed by aging; after confirming effectiveness, solidify 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

Extrusion & Post LDPEcoronadyne valueaging

Q

LDPE Poor Heat Seal

A

Heat seal quality relies on parameter calibration and sampling checks; after confirming effectiveness, solidify 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 LDPEheat sealseal edgeparameters

Q

LDPE Gel Particles

A

Gel particles rely on residence management and filtration; after confirming effectiveness, solidify 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 LDPEgelfisheyeresidence

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