原包杜邦 340 PFA DuPont 无毒害 原包杜邦 340 PFA DuPont 无毒害 原包杜邦 340 PFA DuPont 无毒害 原包杜邦 340 PFA DuPont 无毒害 原包杜邦 340 PFA DuPont 无毒害 原包杜邦 340 PFA DuPont 无毒害     优点:耐热耐寒防腐防酸碱化学稳定减磨耐磨无毒害机械性好低摩擦系数绝缘性自润滑性耐折性耐开裂性压缩强度好   原包杜邦 340 PFA DuPont 无毒害      介绍:   PFA为少量全氟丙基全氟乙烯基醚与聚四氟乙烯的共聚物。熔融粘结性增强，溶体粘度下降，而性能与聚四氟乙烯相比无变化。此种树脂可以直接采用普通热塑性成型方法加工成制品。     我司还供应以下产品:  

供应 PFA Teflon PFA 340 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 345 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 350 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 416HP 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 440HPA 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 440HPB 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 445HP 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 450HP 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 451HP 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 940HP Plus 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 945HP Plus 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 950HP Plus 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA 951HP Plus 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA D 335D 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA TE9724 生产商: DuPont Fluoropolymers

供应 PFA Teflon PFA TE9725 生产商: DuPont Fluoropolymers

详解:   carelessly extending his hand to the young man. The latter did not appear to arouse from his lethargy; in fact, he did not notice the offered hand. "Good-by," said Chateau-Renaud in his turn, keeping his little cane in his left hand, and saluting with his right. Albert's lips scarcely whispered "Good-by," but his look was more explicit; it expressed a whole poem of restrained anger, proud disdain, and generous indignation. He preserved his melancholy and motionless position for some time after his two friends had regained their carriage; then suddenly unfastening his horse from the little tree to which his servant had tied it, he mounted and galloped off in the direction of Paris.  In a quarter of an hour he was entering the house in t