I-vacuum ngaphambi kokupholisa kwezithelo nemifino kungasusa ngokushesha nangokulinganayo ukushisa kwensimu okulethwa ukukha, kunciphise ukuphefumula kwezithelo nemifino, ngaleyo ndlela kwandise isikhathi sokugcina izithelo nemifino, kulondoloze ubusha bezithelo nemifino, futhi kuthuthuke. izinga lokugcinwa okusha.
I-vacuum pre-cooling iyindlela yokupholisa esheshayo nengabizi kakhulu yemifino, izithelo, izimbali, njll. Ubuchwepheshe be-vacuum pre-cooling bunganweba isikhathi seshalofu lemikhiqizo, kwehlise izinga lokubola, futhi kuthuthukise kakhulu izinga imikhiqizo, futhi manje abalimi abaningi bemifino nezithelo bakhetha ama-vacuum coolers.