| 摘要 |
The invention concerns a process for production of a seal using a compactable sealing material, especially a fluoropolymer, to seal flanges, preferably matching flanges, especially to produce a ring packing to seal flange connections for pipes, in which the seal is provided on the outer and/or inner periphery with a centering collar or with several centering collar sections spaced around the periphery. The invention also concerns an apparatus to produce a seal using a compactable sealing material, especially a fluoropolymer, to seal flanges, preferably matching flanges, especially an apparatus to produce a ring packing to seal flange connections for pipes, in which the seal is provided on the outer and/or inner periphery with a centering collar with several centering collar sections spaced around the periphery, and preferably an apparatus to execute the process according to the invention.
|
