本文件规定了无填料和增强材料的冲击改性聚苯乙烯（PS-I）实心扁挤压板材的要求和试验方法。 本文件仅适用于0.25 mm至20.0 mm的厚度。它也适用于卷状PS-I板材。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document specifies the requirements and test methods for solid flat extruded sheets of impact-modified polystyrene (PS-I) without fillers and reinforcing materials. This document applies only to thickness 0,25 mm to 20,0. It also applies to PS-I sheet in roll form.All current amendments available at time of purchase are included with the purchase of this document.