对于生产聚氨酯浇注弹性体新型固化剂DADMT的温度程序控制，比较了继电式和可编程序控制器进行温度程序控制的两种方案。
A relay operated programmable temperature controller is presented for production of a novel curing agent(DADMT) used in the casting of the polyurethane elastomer.
介绍了一种可在室温下用刷涂、喷涂、浇注等方法施工和固化的聚氨酯弹性体，并介绍了所用原料、合成方法、主要性能等。
Polyurethane elastomer suitable for brushing, spraying and pouring at ambient temperature is described. The raw materials, synthesis and properties are presented also.
主要的类型有浇注型聚氨酯弹性体、混炼型聚氨酯弹性体和热塑性聚氨酯弹性体。
The main types are cast polyurethane elastomer, millable polyurethane elastomer and thermoplastic polyurethane elastomer.
其特征将离心泵分解成由泵盖及整体蜗壳组合结构，并在过流部位衬里一层浇注型聚氨酯弹性体。
The centrifugal pump is one combined structure of pump cover and integral volute and has one cast polyurethane elastomer lining in the fluid passing part.
其特征将离心泵分解成由泵盖及整体蜗壳组合结构，并在过流部位衬里一层浇注型聚氨酯弹性体。
The centrifugal pump is one combined structure of pump cover and integral volute and has one cast polyurethane elastomer lining in the fluid passing part.
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