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Practical answers to common plastic material challenges

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LDPE Injection Speed

Injection Molding LDPEinjection speedflashstaging

LDPE Mold Temperature Uniformity

Injection Molding LDPEmold temperature uniformitywarpagewater channel

LDPE Mold Temperature 20-60

Injection Molding LDPEmold temperaturecyclemold sticking

LDPE Shrinkage Dominated by Cooling Time

Injection Molding LDPE; shrinkage; cooling time; Taguchi; holding pressure

Excessive Shrinkage of LDPE Injection Molded Products

Dimension = holding pressure + measured correction.

Injection Molding LDPE; '2079851475616104452; shrinkage; holding pressure; dimension

Material Shortage of LDPE Injection Molded Products

For material shortage, increase speed first, then check venting.

Injection Molding LDPE; '2079851475616104452; short shot; venting; gate

Weld Lines of LDPE Injection Molded Products

Weld line = temperature and venting.

Injection Molding LDPE; '2079851475616104452; weld line; venting; melt temperature

LDPE '2079851475616104452 Black Specks

Black speck = carbonization and contamination.

Injection Molding LDPE; '2079851475616104452; black speck; carbonization; contamination

Poor Surface Gloss of LDPE Injection Molded Products

Soft material gloss relies on mold temperature and polishing.

Injection Molding LDPE; '2079851475616104452; gloss; mold temperature; polishing

LDPE Injection Molded Product Deformation - Ejection Type

Soft material ejection needs 'fully cooled + large area'.

Injection Molding LDPE; '2079851475616104452; ejection deformation; cooling; ejection

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