万能品质 百年如一

热熔技术要求

公称外径（mm） 热熔深度（mm） 加热时间（s）加热时间（s）冷却时间（min）

20                               14                              5                         4                       3

25                               16                               7                        4                       3

32                                20                              8                        4                       4

40                               21                               12                     6                        4

50                                22                              18                      6                        5

63                                24                              24                       6                        6       

75                                26                               30                      8                         8

90                                 29                               40                      8                        8 

110                             32.5                             50                       10                     8