Problem & Solution

Practical answers to common plastic material challenges

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Q

ABS mold deposit

A

ABS mold deposit needs regular cleaning, venting is the key point; 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 deposit precipitation cleaning venting

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 cold slug mark

A

For ABS cold slug marks check nozzle and cold slug 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 problems later

Processing Machinery cold slug mark nozzle cold slug well injection speed

Q

ABS dimensional deviation

A

ABS dimensions rely on parameter locking and SPC monitoring; 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

Material Drying dimensional deviation shrinkage SPC parameters

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 flow mark

A

For ABS flow marks raise temperature and stabilize 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

Injection Molding flow mark mold temperature injection speed multi-stage

Q

ABS unmelted particles

A

For ABS unmelted particles check plasticization, temperature, and screw; 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

Processing Machinery unmelted particles plasticization back pressure screw

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

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