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Applications
This method is used for relatively small and simple parts
with a size of approximately 150 x 100 x 100 mm3
when a larger production series will be needed. The tool
is built from a special metal-blended Epoxy resin. A Stereolithography
model is needed as a base.
Infrastructure
PROFORM offers this service in collaboration with Leutwyler
Rapid Tooling.
Materials
Thermoplastics eg. ABS, PMMA, PE, PP, PA6, PA66, PC, etc.
The process
To begin with a precise Stereolithography model of high
surface quality is used. After defining the parting lines,
this model is cast in two steps into a special Epoxy resin
that cures to a metal-like material. Afterwards, the original
model is removed and the rapid tool may the be surface finished
as necessary.
The injection moulding is performed on a piston machine,
whereby the parts are demoulded manually. The cycle time
ranges typically from 1-5 minutes.
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