POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒POM棒
POM (聚甲醛) 是六十年代出现的一种高熔点、高结晶性的热塑性工程塑料。工作温度从零下60度到100度。由于其表面强度高并且很光滑，POM具有优良的滑动性和耐磨性。POM基本上不会出现张力。具有高耐热稳定性及化学稳定性。 特性：机械强度高，刚性大，硬度高；优