美国杜邦TPEE聚脂聚氨酯弹性体原材料
tpee具备硫化橡胶的延展性和橡胶制品的抗压强度;软缎授予它延展性使它象硫化橡胶;硬段授予 它生产加工特性,使它象塑胶;与硫化橡胶对比,它具备更强的生产加工特性和更长的使用期; 与工程项目料对比,一样具备抗压强度高的特性,而柔韧度和动态性物理性能更强典型性运用范畴 该原材料变成数次循环系统负荷应用标准下的理想化原材料,传动齿轮、胶棍、柔性联轴器、传动带均可选用 生产制造完后,要以pe清理射出去机料管,以防关机后再开导致机器设备毁坏
(热固性聚脂聚氨酯弹性体)是带有聚脂硬段和甲基丙烯酸酯软段的嵌段预聚物。在其中甲基丙烯酸酯软段和未结晶体的聚脂产生不定形相聚脂硬段一部分结晶体产生结晶体微区,起物理学化学交联点的作用。tpee具备硫化橡胶的延展性和橡胶制品的抗压强度;软缎授予它延展性使它象硫化橡胶;硬段授予 它生产加工特性,使它象塑胶;与硫化橡胶对比,它具备更强的生产加工特性和更长的使用期; 与工程项目料对比,一样具备抗压强度高的特性,而柔韧度和动态性物理性能更强tpee的强度范畴宽,可在邵氏电影35d-80d范畴内转变,构造抗压强度为橡胶材料的2-6倍,具备耐磨损、耐曲挠、耐酸碱等优势。密度为1.2上下,冲击韧性好,抗拉强度超过30mpa,延展性为橡胶制品的3-6倍,弯曲强度、抗拉强度、撕破抗压强度各自为天然胶的6-12倍、2-6倍、2-10倍。在超低温下,延展性恢复好,超低温空缺冲击性抗压强度比tpu和pa11也要好。
The aging property of TPEE is-75 °C, the long-term applicationtemperature is-50-130 °c, the short-term application temperature is150-160 °c, the long-term application of tpee at-40 °c, the tensilestrength of tpee above 120 °C is much better than that of TPU, andthe high-temperature water-solubility is weaker. Key to provideshock resistance, impact, flexure resistance, tightness andductility, acid and alkali resistance, chemical products andprovide adequate compressive strength of the industry. Typicalapplication category this raw material becomes several timescirculation system load application standard idealized raw materialtransmission gear, rubber Rod, flexible coupling, transmission beltall may choose NBSP;