Problem & Solution

Practical answers to common plastic material challenges

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Q

High product water absorption

A

This problem is a typical manifestation of high product water absorption in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust coord...

Processing Machinery curing degreecatalyst dosagemold temperaturecuring timepost-curing

Q

Large product post-shrinkage

A

This problem is a typical manifestation of large product post-shrinkage in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust coordi...

Injection Molding shrinkage ratewall thickness designcooling water channelsholding pressuredimensional accuracy

Q

Difficult mold opening

A

This problem is a typical manifestation of difficult mold opening in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust coordinately...

Molds & Tooling flashclamping forceparting line gapcavity internal pressureburr

Q

Product whitening

A

This problem is a typical manifestation of product whitening in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust coordinately from...

Material Drying draft anglemold polishingholding pressurecooling timerelease agent

Q

Product surface ripples

A

This problem is a typical manifestation of product surface ripples in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust coordinatel...

Molds & Tooling product surface ripplestemperaturemold

Q

Volatile content exceeding standard

A

This problem is a typical manifestation of volatile content exceeding standard in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust...

Material Drying volatile content exceeding standard

Q

Prepreg resin content deviation

A

This problem is a typical manifestation of prepreg resin content deviation in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust coo...

Processing Machinery fiber orientationglass fiber floatinggate sizemelt temperatureglass fiber content

Q

Cracking at product fillets

A

This problem is a typical manifestation of cracking at product fillets in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust coordin...

Molds & Tooling draft anglemold polishingholding pressurecooling timerelease agent

Q

Poor product parallelism

A

This problem is a typical manifestation of poor product parallelism in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust coordinate...

Molds & Tooling feeding amountmaterial flowabilityweighing accuracyhopper bridgingmaterial distribution

Q

Product dimensions out of tolerance

A

This problem is a typical manifestation of product dimensions out of tolerance in compression molding; the core of the solution lies in proper preheating of the material and assurance of flowability, as well as precise matching of mold temperature and molding pressure. It is recommended to adjust...

Molds & Tooling shrinkage ratewall thickness designcooling water channelsholding pressuredimensional accuracy

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