Problem & Solution

Practical answers to common plastic material challenges

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Q

TPE Extrusion Shear

A

TPE extrusion outlet takes the low-shear route; 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 similar problems in the future

Extrusion & Post TPE extrusion shear elasticity

Q

TPE Extrusion Temperature

A

TPE extrusion temperature stability comes first; 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 similar problems in the future

Extrusion & Post TPE extrusion temperature roughness stability

Q

TPE Extrusion Thickness Fluctuation

A

Dimensional stability relies on the dual stability of extrusion and haul-off.; 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 subsequent similar problems

Extrusion & Post TPE;extrusion;dimension;fluctuation;haul-off;temperature

Q

TPE Extrusion Surface

A

Extrusion surface relies on temperature and die management.; 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 subsequent similar problems

Extrusion & Post TPE;extrusion;surface;temperature;die;shear

Q

TPE Product Bonding and Printing

A

Printing on low surface energy materials requires pretreatment; matching system 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 subsequent simi...

Extrusion & Post TPE;printing;bonding;surface energy;treatment;ink

Q

TPE Delamination (Excessive Release Agent)

A

Excessive release agent is a hidden cause of delamination; do not use it if possible, and control the amount if used.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Extrusion & Post TPE;delamination;release agent;excessive;cavity;isolation

Q

TPE Delamination (Material Contamination)

A

Delamination mostly originates from material contamination; clean management and standardized material change are the root of prevention.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Extrusion & Post TPE;delamination;contamination;material change;cleaning;recycled material

Q

TPE Overmolding Long-Term Delamination

A

Overmolding adhesion verification must cover the actual use environment; room temperature immediate testing is insufficient to guarantee long-term reliability.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Extrusion & Post TPE;overmolding;delamination;reliability;aging test;verification

Q

TPE Overmolding on Nylon Poor Adhesion

A

Overmolding nylon is a technical difficulty for TPE bonding; three paths of modified grades, primer and plasma treatment, with joint development being the best solution.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Extrusion & Post TPE;overmolding;nylon;polarity;primer;plasma

Q

TPE Overmolding Poor Bonding and Peeling

A

The primary process cause of poor bonding is low temperature; material compatibility is the premise at the selection level, with temperature and grade applied together.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Extrusion & Post TPE;overmolding;bonding;peeling;injection temperature;compatibility

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