Stainless Steel Blending Tanks: Material, Mixing, and Selection A blending tank does exactly what its name says - it makes a uniform liquid from two or more streams - but the materials and mixing details decide whether it is fit for food, pharma, chemical or utility service. This article covers the choices that matter when you specify a stainless blending vessel. A stainless steel blending tank is selected first by material - 304 for general duty, 316L (low-carbon) for