专业生产78型，90型，铁路宽枕胶条。主要特点和性能：→适用于每公里1960根予盈利混凝土宽枕轨道（专线3199）枕间弹性密封；→高端顶宽78mm，枕端硬化面高出枕底的数值，，低端不大于80mm，高端不小于130mm，形成阶梯型排水系；→橡胶密封条安装后，其中心点距枕底的理论高度分别为：高端110mm，低端96mm，顶部坡度为5.52%。

C4001                                                                                 C4002

C4003                                                                                 C4004

C4005                                                                                 C4006

C4007                                                                                 C4008

C4009                                                                                 C4010

C4011                                                                                 C4012

C4013                                                                                 C4014