... heating tube to tunnel heating; Power systems using variable frequency speed control system3 Modle type :8000L ×800W×730H(mm) others only designed ... brand 1 HP's island converter, frequency conversion stepless speed regulation, linear speed 2-5 M/min can be adjusted.Machine body ... heating adopt stainless steel belt finned heating tube, the oven control system, length is 1980 mm, were all 3 sets of ...