In this paper, the effects of bead diameter, pre-expansion time, pre-expansion temperature, molding steam pressure and molding time of pattern on the density of expandable polystyrene (EPS) pattern were studied systematically.

• 以可发性聚苯乙烯(EPS)模样为研究对象,系统研究了珠粒粒径、预发泡时间、预发泡温度、模样成形蒸汽压力及成形时间对模样密度的影响。