... to use 3.4station,6 station,8station This machine,with three patents and frequency conteol,can be used to make plastic ... which is blew form side and with thinner mouth,such as bottles for eyedrops,juce and milk.Automatic mouth-cutting deveice ... electric equipment,pneumatic device,and machinery,it is stable in performance,easy to operate,and suitable for manual production.. plastic tube blowing machine