(1) Air compressor is the air source for PET stretch blow molding machine,
carrying out the process of compressing air from atmosphere to the required
pressure.
(2) Air dryer is to remove the moisture from the compressed air and lower
temperature of the compressed air in the heat exchanger.
(3) Air filter is to clear up the impurities out of the compressed air, like
carbon-hydrogen, tiny dust and solid particles.
(4) Air tank is to receive and supply air for the machine as storage.