PLASTICS ENGINEERING COMPANY |
|
3518 LAKESHORE ROAD |
Parameter |
Suggested Press Settings |
Mold Temperatures |
165° - 182°C (330° - 360°F) |
Preheated Material Temperature |
104° - 115°C (220° - 240°F) |
Transfer Time |
3 - 8 Seconds |
Transfer Pressure |
5.5 - 6.9 MPa (800 - 1000 psi) |
Clamp Tonnage |
27.6 - 41.4 Mpa (2 - 3 Tons/in2) Of Projected Part Area |
Common Molding Problems |
Potential Solutions |
Blistering |
Increase mold
temperature |
Gas Burns |
Slow transfer time |
Short Parts |
Increase preform
weight |
Sticking Parts |
Increase mold
temperature |
The listed parameters are suggested for use
as a guide when setting up a compression molding machine for molding Plenco Thermoset
materials. These parameters are for your evaluation and may or may not be
compatible for all mold designs, press configurations, and material rheology.
Please feel free to call Plenco and a Plenco Technical Service Representative
will be happy to assist you.
Revised 10-9-01