半硬质泡沫塑料
- 网络semi-rigid foamed plastics
半硬质泡沫塑料-
广泛应用于高回弹冷熟化，微孔弹性体及半硬质聚氨酯泡沫塑料制品。
They are widely used in high elastic resilient cold cure , microporous elastomer and semi-rigid polyurethane foam plastics .
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汽车用聚氨酯泡沫塑料的种类分为软质、半硬质、硬质聚氨酯泡沫塑料，以及聚氨酯自结皮泡沫塑料及增强反应成型聚氨酯等。
The polyurethane foamed plastics used on motor vehicle may be classified as soft , semi-hard and hard foamed plastics , self skin-forming plastics and reactional forming reinforced plastics , etc.