Sterilizing section with heat preservation adopts frequency conversion speed regulation.

Automatic temperature control, box temperature is not more than plus or minus 2 degrees, with temperature recording, printing instrument (can be equipped with paper recording, printing machine, computer storage records). It is equipped with punching high cover plate and upper belt synchronous pressing mesh belt.

Steam muffler is adopted in two ways, direct heating and indirect heating. The air dryer adopts three times to turn over, and uses a large fan to blow the packages in a strong cold air.