... 3,used for milk,chemical,beverage,beer 4,ISO9001quality management system 5,Jacket tank Agitator tankAgitator Tank made of stainless steel 316L or ... ,the exterior insulation wall is a completely welded structure of stainless steel 304,mirror polishing of calender treatment for the exterior surface ... has a wide range of speed adjustment. agitator tank/mixing stainless steel tank