The ISO-K Conical Reducer is designed for ISO-K vacuum systems that require a conical reduction between different flange sizes while maintaining reliable vacuum performance. The catalog lists this product in Stainless Steel 304 / 1.4301 and Stainless Steel 316L / 1.4404, with a pressure range of 1 × 10⁻⁸ mbar to 500 mbar over pressure for elastomer seal and 1 × 10⁻⁹ mbar to 500 mbar over pressure for metal seal. It is available in reducer combinations DN100 to DN63 and DN160 to DN63 / DN100.