Controlling the ph and alkalinity of liming
Liming of the first expressed sugar beet juice is an important step of the sugar juice purification. The goal is to keep the alkalinity of the juice at a certain value to control the pH of the purified thin juice. The costs of the preparation of lime milk has increased considerably in the past years due to the increase in the price of coke. Therefore, especially in a sugar beet factory, the economical use and consumption of lime are critical for revenue. SCHMIDT + HAENSCH offers a fully automatic titration system which helps to control the pH and alkalinity of the pre- and main liming as well as the thin juice. Customers report up to 25 % of savings of lime consumption, resulting in a return of invest within one campaign.