(2) preheat mold
Preheat mold before feeding is to reduce the condensation of the beads foam molding steam, shorten the foam molding time.
(2) preheat mold
Preheat mold before feeding is to reduce the condensation of the beads foam molding steam, shorten the foam molding time.
A.
Suction filling
Commonly used feeding method. With the material gun, the beads are sucked into the mold cavity by using compressed air.
For simple mold cavity, this method works well. However, for more complex molds, the bead can not be fully filled cavity.
B.
Suction filling
When feeding, positive pressure is applied to the bead so that the bead is filled with mold cavity and has a certain degree of compactness.
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