... , beautiful appearance, heaters, evaporators, heat a full factory, the outermost layer of insulation with a stainless steel sheet, the equipment installed ... evaporation equipment Not common outside the concentrator, including through the single-effect, double effect, three-concentration, but the basic control program ... ×1.4×4.2 4.6 × 1.4 × 4.2 Single-effect Outer Circulation Concentrator