1. Gr1 porosity Sintered titanium Filter. 2. Grade:T1-T9 . 3. Aperture:4um-160um. 4. ... Thickness: 0.6-3.0mm. Gr1 Porosity Sintered Titanium Filter for Medical Use 1. Detailed Information. Item NameTitanium FilterPorosity 28 ... 5% hydrochloric acid, molten sodium, hydrogen, nitrogen, hydrogen sulfide, acetylene, water vapor, hydrogen, gas, carbon dioxide gas environment. Filtering level Filtering ...