Key parts for air bubble film extrusion line-A

Regarding our purchasing one set air bubble film line, the most importance is concerning key parts for film extrusion line. such as the extrusion die head or we call it T die, there are several types die head in market nowadays, except the common standard the t die with heater board, there is another higher-price of electrical inner-heating type with a higher-grade mould material, which will be longer life for bubble film machine running; anyway, paso machinery's years experience, both die head not in big different for production and running. with scientific treatment and chromeplate, the common t die is used for decades no problem; regarding the adjustable die head, the price will be much higher compared to common die head, which depends on budget;  it's with internal blocking-device will save time for adjusting width-extrusion film; which means if you very offenly chang your extrusion width,  this adjustable die will be your choice with rotary-hand.