As EPS Foam is much harder to hand finish, always increase the number of cuts. 40-60 cuts on top and bottom and 11 cuts on the rail.
由于EPS泡沫板比较难于用手工制作，要记得将切割顶部和底部的次数增加到40—60次，尾部11次。
A model for predicting extrudate swell and average cell diameter of polypropylene foam is proposed based on the relationship between the extrudate swell and capillary number.
综合胀大比与毛细管数的关系，提出了聚丙烯发泡体系挤出胀大和泡孔平均直径的预测模型。
A number of polyester modified rosin with foam formulations have been utilized to prepare rigid urethane foams.
若干聚酯改性松香及其泡沫配方已用于制备硬质尿烷泡沫。
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