china coal 0001 Summary of BS-B400 Heat Tunnel Shrink Wrapping Machine 1.BS-B400 Heat Tunnel Shrink Wrapping Machine is suitable to shrink thin shrink films such as POF, PVC, PP, POP, etc    with far-infrared radiation. 2.The thickness of shrink film should be in the range of 0.01-0.04 mm. 3.Quartz heating pipes are located on the top, bottom and sides of the shrinking tunnel. 4.The temperature of the shrink room and the speed of the conveyer are adjustable. 5.And the size of shrink tunnel can be customized. 6.Conveyor has option of chain roller and iron net conveyor for choice.  Specification of BS-B400 Heat Tunnel Shrink Wrapping Machine Model BS-B400 Power source 380V/3phase 50-60Hz Power 7.5KW Conveyor speed 0-10m/min Tunnel size 830*400*200mm Conveyor loading 5kg Machine size 1250*740*670mm Heater type Quartz heater Heater size 770mm*8pcs