Gas assisted plastics injection molding process includes injection of polymer melt into mold cavity and then injection of gas-compressed into the polymer melt.
气体辅助注塑成型工艺包含塑料熔体注射和气体注射两部分，由气体推致力塑料熔体充满模具型腔。
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An injection die with a mold cavity was designed though using the injection mold CAE software MOLDFLOW to simulate plastic flow and choosing the molding parameters of polypropylene.
Biomass pellet fuel production technology mainly has two ways, one is a hot compression extrusion molding technology, the other is a high pressure cavity forming technology.