聚氨酯筛板的生产工艺及性能比较

Production process and performance comparison of polyurethane sieve plates

聚氨酯筛板是一种以聚氨酯为主要原料生产的网状制品,是众多弹性体中的一种。介绍了常压法浇注聚氨酯筛板的工业生产工艺,具体说明了预聚体的合成、常压下的浇注工艺——手工及机械浇注的方法,列表比较了聚氨酯筛板与钢制筛板的性能、各种聚氨酯筛板之间的性能比较及影响因素。

Polyurethane sieve plates, using polyurethane as main raw material, is one of the production of many elastomers, this article focuses on the production techniques of polyurethane sieve plate with normal pressure casting, more detailed explanation of the prepoly- mar synthesis under atmospheric pressure casting process, casting of manual and mechanical methods; the list shows the performance of polyurethane sieve plate,compared to the performance comparison between the various polyurethane sieve and a variety of factors.