Indirect cooling method: the refrigerant is a mixture of ethanol or glycol and water, it is cooled in the evaporator box of the ammonia refrigerator, the temperature is generally controlled at around -5°C, the refrigerant flows in from below and out from above.Direct cooling method: The refrigerant

Hops are an indispensable raw material for brewing. In the process of brewing, they have the functions of natural preservative, prolonging the shelf life of beer, forming the fine foam of beer, clarifying wort, making beer clear, and balancing the sweetness of wort to make beer delicious.At the same