Problem & Solution

Practical answers to common plastic material challenges

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Q

LDPE Shrinkage Out of Tolerance

A

LDPE dimension management takes cooling time as the main line; 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 similar problems in the future

Processing Machinery LDPEshrinkagecooling timeSPC

Q

LDPE Color Change and Cleaning

A

LDPE color change relies on the flow advantage; emptying and transition material are the keys to saving time and material; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Processing Machinery LDPE;color change;cleaning;hot runner;transition material

Q

LDPE Regrind Fluffy Material

A

The key point of fluffy regrind is uncontrolled bulk density; proportional feeding plus compaction turns volume conveying into controlled feeding; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Processing Machinery LDPE;regrind;fluffy material;bulk density;feeding

Q

LDPE Film Transverse Tearing

A

Transverse tear strength is opened up by the blow-up ratio; the 2-4 times range plus LLDPE blending is the standard combination; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence

Processing Machinery LDPE;film;transverse tearing;blow-up ratio;LLDPE

Q

LDPE vs PP Selection

A

Select PP for heat-resistant applications, and LDPE according to the temperature boundary; 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 similar prob...

Processing Machinery LDPEPPheat resistanceselection

Q

LDPE Ice Bag

A

Frozen packaging uses low-temperature-resistant film; 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 similar problems in the future

Processing Machinery LDPEice baglow temperatureseal

Q

LDPE Anti-UV Modification

A

Outdoor LDPE must be anti-UV modified; 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 similar problems in the future

Processing Machinery LDPEanti-UVagingcarbon black

Q

LDPE Antistatic

A

Electronic packaging uses antistatic film; 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 similar problems in the future

Processing Machinery LDPEantistaticelectronic packagingsurface resistance

Q

LDPE Blending Modification

A

Blended material relies on ratio and dispersion stability; 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 similar problems in the future

Processing Machinery LDPELLDPEblendingratio

Q

LDPE vs HDPE Selection

A

LDPE and HDPE divide work according to rigidity requirements; 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 similar problems in the future

Processing Machinery LDPEHDPErigidityselection

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