For heat shrink machine, there are more details you should know.

All switches and units are original from famous manufactory, the performances are stable.
Free to adjust the speed of conveyor belt by electronic speed controller.
The surface of machine would not over heat because it is equipped with double insulated device.
Import insulated curtain which be able to resist high temperature in order to reduce energy wasting.
It adopts stainless steel heater to heat up quickly, and equipped with large power blowing motor to keep big flowing but evenly. Conveying speed or tunnel's temperature can be freely adjustable according to the size of products and output.
Convey chain is made of solid poles covered by silica gel tube, to bear such objects in heavy and would not be distorted.
Such various shrink film as PVC/PP/POF are applicable.

More details of  heat shrink machine, feel free to check http://www.shrinkmachine.cn