Heat shrinker yawanci amfani tare da abin sha rufi marufi na'ura, ta hanyar rufi yankan na'ura shigar da shrink fim da kuma rufi a waje da kayayyakin, shiga cikin thermal shrinker don dumama, sa marufi kayan shrink da kuma karfi marufi kayayyakin. Bayan shirye-shiryen abubuwa suna da wasu anti-gurɓataccen da kuma kariya iya. Kasuwancin kayan sha daban-daban a kasuwa don buƙatun kwalban kunshin kayan sha (kwalba) daban-daban ne, akwai buƙatun kwalban 6, 12, 24 da sauransu, saboda haka ana buƙatar injin kunshin kayan sha da na'urar shrinkage zafi don daidaitawa da buƙatun kasuwa.