| 摘要 |
A filter element is provided for use with a pressure disc filter. The inventive filter element includes a metal plate having a concave surface. A washer is provided for mounting the metal plate within a pressure disc filter while orienting the concave surface so that it faces upwardly within the pressure disc filter. A clamping ring is provided for holding a filter material above the concave surface. The inventive concept also includes a synthetic resin shield composed of one or more parts and fastened to the concave surface of the metal plate so as to protect this surface the metal plate against contact with corrosive substances. |
