Problem & Solution

Practical answers to common plastic material challenges

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Q

ABS gate mark whitening

A

ABS gate mark relies on position plus sharp trimming; 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 similar problems later

Molds & Tooling gate mark whitening trimming submarine

Q

ABS tiger stripe

A

For ABS tiger stripes stabilize temperature and speed; 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 similar problems later

Molds & Tooling tiger stripe front temperature speed

Q

ABS jetting mark

A

ABS jetting marks rely on gate wall-impingement arrangement; 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 similar problems later

Molds & Tooling jetting mark gate against wall initial speed

Q

ABS ejector white and ejector crack

A

For ABS ejector white check cooling and ejection balance; 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 similar problems later

Molds & Tooling ejector white ejector pin cooling ejection

Q

ABS mold sticking and scratch

A

For ABS mold sticking reduce holding pressure first, draft angle and polishing follow; 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 similar problems later

Molds & Tooling mold sticking holding pressure draft angle ejection

Q

ABS sink mark and shrinkage void

A

For ABS sink mark check wall thickness and rib thickness first, holding pressure feeding follows; 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 similar pr...

Molds & Tooling sink mark shrinkage void wall thickness holding pressure

Q

ABS weld line strength

A

ABS weld line strength is discounted, three moves of temperature, relocation, and overflow well; 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 similar pro...

Molds & Tooling weld line convergence strength overflow well

Q

ABS short shot material shortage

A

Troubleshoot ABS short shot by temperature, venting, and gate; 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 similar problems later

Molds & Tooling short shot venting gate flow length

Q

ABS uneven gloss

A

Mold temperature stability is the core for ABS uneven gloss; controller calibration ensures accuracy; inspection ensures consistency.; After confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling ABS; uneven gloss; mold temperature; fluctuation; controller; inspection

Q

ABS warpage internal stress

A

Cooling and draft angle are the foundation for ABS warpage; wall thickness and mold temperature are both important; holding pressure balance prevents stress.; After confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence

Molds & Tooling ABS; warpage; internal stress; cooling; draft angle; wall thickness

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