It s’ acts of sterile shear discs resisting the vacuum with support for systems d’ hygiene and of sterility in the drug companies, biotechnic and food. Usable in the system filled of gas or liquids. Can be sterilized with the vapor according to SiP and are nettoyables according to CiP. Polished surfaces 0.2 – 0.4 µm. In addition to the support for the assembly in piping, there is that for the assembly on sterile tanks. Pressures of rupture between 0.7 – 20 bar, materials: Stainless, Titanium, Inconel, Monel metal and Hastelloy.