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Technical guide

Batch and continuous pasteurization

How heating a batch in a tank differs from heating liquid as it flows through a line.

Sanitary tubing, valves and insulated connections on the lab UHT and HTST module
Pipework and fittings on the lab UHT / HTST sterilizerAI restyled from the source photograph

A batch pasteurizer heats and cools one tank of product at a time. Tank shape, the heating medium, and mixer speed control how evenly heat moves through the batch.

A continuous HTST line pumps product steadily through separate heating, holding, and cooling pipes. Flow rate and holding volume control the heat exposure, making this setup useful for repeat trials and energy recovery.