Problem & Lösung

Praktische Antworten auf häufige Herausforderungen mit Kunststoffmaterialien

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Q

TPE Product Poor Surface Gloss

A

Improving the polishing grade is the most direct method to improve gloss; process temperature, speed and drying cooperate for improvement.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Material Drying TPE;gloss;polishing;melt temperature;mold temperature;drying

Q

SMMA Drying Management Misconceptions

A

SMMA drying management must grasp the boundary between 'not needed' and 'needed'; sampling inspection is the judgment basis; sealed storage is prevention.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Material Drying SMMA;drying;misconception;silver streak;humidity;sealing

Q

SMMA Material Recognition and Confusion with PMMA

A

The process difference between SMMA and PMMA is the material essence; correct recognition is the premise of quality and efficiency; supplier data is the authoritative basis.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Material Drying SMMA;PMMA;recognition;process difference;temperature;drying

Q

PVDF Appearance Part Flow Mark and Gloss Unevenness

A

For appearance parts, stabilize drying and temperature first; gloss differences are mostly stability problems; 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 f...

Material Drying flow markglossappearance partsurface replication

Q

PVDF Thick-Walled Rod Internal Bubbles and Voids

A

Core defects of thick-walled rods originate from insufficient drying plus inadequate compensation; treat both causes together; 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 f...

Material Drying thick-walled rodsbubblesvoidscompensation

Q

PVDF Lithium Battery Binder Slurry Processing Problems

A

Lithium battery slurry gelation is mostly due to moisture; dehumidification plus procedural dissolution is the foundation; 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 t...

Material Drying lithium battery binderNMPslurry gelationmoisture

Q

PVDF Extrusion Bubbles and Moisture Control

A

For extrusion bubbles, first check drying and the vent port; empty at shutdown to prevent residual material gas generation; 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 ...

Material Drying extrusion bubblesvent portdryingpinholes

Q

PVDF Bubbles Caused by Confusion of Drying Parameters

A

Drying parameters are based on the resin supplier, with 0.05% moisture content as the acceptance line; do not rely on online hearsay experience; After confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Material Drying drying parametersbubblesmoisture contentdata sheet

Q

PVDF Silver Streaks Caused by Omitting Drying

A

Silver streaks are PVDF's number one defect, ninety percent originating from inadequate drying; check the dew point first before adjusting the machine; After confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Material Drying PVDF dryingsilver streaksdew pointhydrolysis

Q

PVDF Insufficient Drying Bubbles

A

PVDF drying requirements are relatively mild but cannot be omitted; high-temperature processing keeps moisture management important.; After confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Material Drying PVDF;drying;bubbles;silver streaks;moisture;moisture absorption

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Alle Themen 11636 Material Drying 1439 Injection Molding 1506 Molding Process 740 Molds & Tooling 1506 Processing Machinery 2025 Extrusion & Post 2239 Blow Molding 315 Thermoforming 141 Material Analysis 1343 Production & Quality 382