... 4.Long Service Life 5.CE & ISO9001 chemical reaction kettle Reaction vessel Application:is mainly applicable to the production steps ... corrosion, no environmental pollution and convenient application.2.Material: a) kettle and cover:SUS 304 or SUS 316; b) jacket: ... oil heating, steam heating or firing heating. optional.4.Equip: kettle, cover, mixing equipment, jacket, bearing, gearing and seal etc. ...