Plunger extrusion molding mechanism of PTFE is introduced, process method and equipments for extrusion molding are also reviewed.
介绍了聚四氟乙烯悬浮树脂柱塞挤出成型的原理，叙述了挤出成型加工的工艺方法及设备。
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Unlike compression molding, however, transfer molding includes heating the plastic to a fluid state before it gets to the mold and forcing it into a closed mold using a hydraulically actuated plunger.