Sterilization of various devices and equipment is a vital necessity in all medical practices, hospitals, laboratories and pharmaceutical facilities.
Before casting, liquid pig iron contains undesirable large quantities of gases such as nitrogen and oxygen. In the degasification process, the liquid pig iron is either cast in a vacuum container where the gases are extracted, or a vacuum lance is used to pump down the contained gases.
Steam jets serve as the vacuum producer because of the large gas quantities. For cost savings, liquid ring vacuum pumps are sometimes used in conjunction with steam jets.