Problem & Lösung

Praktische Antworten auf häufige Herausforderungen mit Kunststoffmaterialien

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Q

PP Sink Mark (Shrinkage)

A

PP sink mark = high shrinkage meeting insufficient feeding—treat structure and holding pressure together.

Molds & Tooling PP;sink mark;shrinkage;holding pressure;rib thickness

Q

POM Drool Contamination

A

Drooled material must be cleaned immediately to prevent mixing into parts; 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 subsequent similar problems

Molds & Tooling POMdroolingoxidized streaksuck-back

Q

POM Pockmark Pits

A

Troubleshoot pockmarks along the two routes of mold surface condition and gas content; 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 subsequent simil...

Molds & Tooling POMpockmarkmold depositreplication

Q

POM Mold Deposit

A

Mold deposit is a signal of degradation and exudation—manage with temperature control plus cleaning; 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 su...

Molds & Tooling POMmold depositexudationcleaning

Q

POM Mold Sticking

A

For mold sticking, check the front mold surface and draft 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 troubleshooting reference for subsequent similar problems

Molds & Tooling POMmold stickingfront moldpolishing

Q

POM Ejector Whitening

A

Ejector whitening is solved by balancing the ejection 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 subsequent similar problems

Molds & Tooling POMejector whiteningejector pindemolding

Q

POM Short Shot

A

Short shots of fast-freezing materials require coordination of speed, temperature, and venting; 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 subsequ...

Molds & Tooling POMshort shotventingspeed

Q

POM Flash

A

Flash of low-viscosity materials is controlled by mold precision and pressure grading; 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 subsequent simil...

Molds & Tooling POMflashparting linemold clamping

Q

POM First Article and Patrol Inspection

A

POM first article verification must include weight; qualified appearance does not mean normal plasticization—data-based patrol inspection prevents batch accidents; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling POM;first article verification;weight;SPC;material change

Q

POM Glass Fiber Reinforced Deformation

A

Glass fiber POM trades directionality for strength; orientation design and shrinkage correction are required courses at the mold stage; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling POM;glass fiber reinforcement;warpage;floating fiber;shrinkage correction

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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