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℃，性质最接近金属。
优点 1、具高机械强度和刚性
2、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
本公司长期供应塑胶原料，种类多样化，标准化，技术化，价格合理。发货准，交期准.质量有保障！本公司郑重承诺：诚信经营，质量至上，可為客户提供（物性、报价、UL报告、RoSH标准、SGS检测报告等）敬请来电咨询洽谈！详情请致电：严生（业务经理）。手机；
详细说明：When they reached the gardens of the Oricellari, Madame Marmet sank on a bench. She had examined at Santa Maria-Novella the frescoes of Ghirlandajo, the stalls of the choir, the Virgin of Cimabue, the paintings in the cloister. She had done this carefully, in memory of her husband, who had greatly liked Italian art. She was tired. Choulette sat by her and said:
“Madame, could you tell me whether it is true that the Pope’s gowns are made by Worth”
Madame Marmet thought not. Nevertheless, Choulette had heard people say this in cafes. Madame Marmet was astonished that Choulette, a Catholic and a socialist, should speak so disrespectfully of a pope friendly to the republic. But he did not like Leo XIII
