1) high degree of automation 2) multi-burner 3) lowest cost Features: A high degree of automation (hot air, grain temperature, moisture-line ... the material, the system automatically shut down) 2, multi-burner (furnace with a multi-purpose systems to coal, firewood, crop stalks, chaff ... 6A4-72-6ASTG-6Cair flowcentrifual air fanmix flow air fandia of air output(mm)Φ600Φ600rotation speed(r/h)14501850air ...