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TechAssistant

[Processing Advice]


The following information applies when the product is processed by injection molding. If other processing methods, such as extrusion, are used, then the parameters can differ considerably from the figures given here.

You will find more information in our brochure
German-Verarbeitungsdaten für den Spritzgießer or in the TechAssistant.

Drying

Care must be taken to ensure that the pellets are processed in a sufficiently dry state.

Drying time/ h

Engineering thermoplastic

Drying temperature
in °C

Circulating dryer
(50 % fresh air)

Fresh air dryer

Dry air dryer

Makroblend®

PC/PBT

100 to 105

4 to 12

2 to 4

2 to 4

PC/PET

110

4 to 12

2 to 4

2 to 4


 

Processing

The figures given are the upper and lower limits for the whole range of grades. The melt temperature for the easy-flow grades will generally be selected from the lower end of the range and the melt temperature for grades with poor flow from the upper end of the range.

Engineering thermoplastic

Mold temperature in °C

Melt temperature in °C

Makroblend® PC/PBT

60 to 80

250 to 270

Makroblend® PC/PET

60 to 80

260 to 280