Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

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Q

EVA cable compound extrusion surface

A

The surface quality of cable compound relies on plasticization, filtration, and thermal management; cleaning dead corners is the focus.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Extrusion & Post EVA; cable compound; extrusion; surface; gel; plasticization

Q

EVA product odor

A

The acetic acid odor is a characteristic signal of EVA thermal degradation; temperature management can control it.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Injection Molding EVA; odor; acetic acid; degradation; temperature; ventilation

Q

EVA '2079851475616104452 shrinkage rate management

A

EVA dimensional management starts with the measured shrinkage rate; batch consistency is the foundation of stability.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Injection Molding EVA; '2079851475616104452; shrinkage rate; dimension; batch; aging

Q

EVA adhesive film yellowing

A

Film yellowing affects module appearance and light transmittance; the material's anti-aging system is fundamental.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Processing Machinery EVA; adhesive film; yellowing; aging; ultraviolet; anti-PID

Q

EVA foaming edge scrap recycling

A

The recycling of crosslinked foamed material is an industry challenge; ratio control and application grading are realistic practices.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Processing Machinery EVA; foaming; recycling; edge scrap; crosslinking; ratio

Q

EVA shoe sole foaming formula optimization

A

The foaming formula is a system engineering; the DOE method can efficiently find the optimal combination.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Processing Machinery EVA; shoe sole; formula; DOE; optimization; experiment

Q

Insufficient heat resistance of EVA hot melt adhesive

A

The heat resistance of hot melt adhesive has a material upper limit; high-temperature applications require upgrading the adhesive type.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a r...

Processing Machinery EVA; hot melt adhesive; heat resistance; debonding; softening point; selection

Q

EVA hot melt adhesive open time

A

Open time is a key parameter in hot melt adhesive selection; only matching the production tempo can bring out the bonding performance.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Processing Machinery EVA; hot melt adhesive; open time; tempo; selection; operation

Q

EVA film gel particles

A

EVA has high thermal management requirements; temperature and residence time control prevent gel.; 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 p...

Processing Machinery EVA; film; gel particle; gel; filtration; temperature

Q

EVA film blocking

A

The blocking tendency of EVA film is stronger than that of PE; anti-blocking agent and cooling are the main means.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Extrusion & Post EVA; film; blocking; anti-blocking agent; cooling; tension

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