Choosing a seal material for Delvac 1100, 1110, 1120, 1130
The table above rates every common O-ring elastomer for service in Delvac 1100, 1110, 1120, 1130 on an A–D scale. A is Excellent, B is Good, C is Fair (test before relying on it), and D is Not Recommended. An X indicates insufficient published data.
For Delvac 1100, 1110, 1120, 1130, the strongest candidates are Nitrile (Buna-N), Hydrogenated Nitrile, Fluorocarbon (Viton), Perfluoroelastomer, Silicone, Neoprene (Chloroprene), Aflas (TFE/P). These ratings are representative at ambient conditions (~20°C). Compatibility shifts with temperature, concentration, pressure and exposure time, so always validate the material against your real operating envelope before committing to a design.
