... oi reach the standard level national edible oil.oil refining machine Flow Chart Main parts : de-mixed, degumming, ... dehydration, deacidification, decolorzation, dewaxing and deodorization.oil refining machine Main Equipment :Decoloration tower, deodorization tower, leaf filter, ... 2. professional heating treatment and x-ray detection chamber for welding seam .3. vacuum system to prevent oil gas be ...