耐磨性润滑POM Delrin SC699 NC010美国杜邦DUPONT

聚甲醛塑料，俗称赛钢，为结晶性热可塑性塑料，具明显熔点165~175℃，性质zui接近金属。 

优点  1、具高机械强度和刚性

2、zui高的疲劳强度

3、环境抵抗性、耐有机溶剂性佳

4、耐反覆冲击性强

5、广泛的使用温度范围(-40℃~120℃)

6、良好的电气性质

7、复原性良好

8、具自已润滑性、耐磨性良好

9、尺寸安定性优  

缺点  1、加工过程若长时间高温下易起热分解

2、无自熄性

3、抗酸性差

4、成形收缩率大  

用途  电子电器：洗衣机、果汁机零件、定时器组件

汽         车： 车把零件、电动窗零件

工业零件：机械零件、齿轮、把手、玩具、螺杆

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