Automatic Sauce piston filling machine The sauce piston filling machine is designed for accurate and efficient filling of thick, viscous, and high-density food products. It is widely used for filling chilli sauce, tomato paste, soybean paste, fermented bean sauce, meat sauce, curry sauce, mayonnaise, salad dressing, jam, honey, and other viscous food products. As a reliable viscous sauce filling machine, it uses a volumetric piston filling system to control the filling