Air Duct
1.Specifictaion is as follows:
2.MT164-2007
3.dia300,dia 400,dia 500,dia 600,dia 800,dia 10001.

air duct:

Purpose: Fan machine could used it in coal mines, tunnel, underground for positive pressure ventilation.

Air duct structure and dimension:

structure:

1-end ring   2-swinging ring installation line. 3-fling ring   4-reverse

Dimension:

 dia300,dia 400,dia 500,dia 600,dia 800,dia 1000(mm)