Blind flange, a round plastic fitting for sealing pipelines in an exhaust air system using a flange and screw connection.
Dimensions in accordance with DIN 1506.
Manufacturing process: produced from semi-finished products for diameters of 75 mm and above.
Possible negative pressure upon request after mechanical, chemical, and thermal loading.
All dimensions in mm, subject to changes in dimensions and design!
| PVC/PE-HD/PP-H/PPs/PP-EL-s/PVDF | ||||||
| Ø | Bolt Circle Ø | D2 Ø | x | s | B Ø | Tol. B Ø |
| 50 | 95 | 125 | 8 | 8 | 7,5 | ± 0.5 |
| 63 | 102 | 132 | 8 | 8 | 7,5 | ± 0.5 |
| 75 | 110 | 140 | 8 | 8 | 7,5 | ± 0.5 |
| 90 | 128 | 158 | 8 | 8 | 7,5 | ± 0.5 |
| 110 | 150 | 170 | 8 | 8 | 9,5 | ± 0.5 |
| 125 | 165 | 185 | 8 | 8 | 9,5 | ± 0.5 |
| 140 | 175 | 200 | 8 | 8 | 9,5 | ± 0.5 |
| 160 | 200 | 230 | 8 | 8 | 9,5 | ± 0.5 |
| 180 | 220 | 250 | 8 | 8 | 9,5 | ± 0.5 |
| 200 | 240 | 270 | 8 | 8 | 9,5 | ± 0.5 |
| 225 | 265 | 295 | 8 | 8 | 9,5 | ± 0.5 |
| 250 | 290 | 320 | 12 | 8 | 9,5 | ± 0.5 |
| 280 | 325 | 355 | 12 | 10 | 9,5 | ± 0.5 |
| 315 | 350 | 395 | 12 | 10 | 9,5 | ± 0.5 |
| 355 | 400 | 435 | 12 | 10 | 9,5 | ± 0.5 |
| 400 | 445 | 475 | 16 | 10 | 9,5 | ± 0.5 |
| 450 | 510 | 560 | 16 | 12 | 9,5 | ± 0.5 |
| 500 | 560 | 610 | 20 | 12 | 9,5 | ± 0.5 |
| 560 | 610 | 660 | 20 | 12 | 9,5 | ± 0.5 |
| 600 | 660 | 710 | 24 | 12 | 9,5 | ± 0.5 |
| 630 | 710 | 760 | 24 | 12 | 9,5 | ± 0.5 |
| 700 | 760 | 810 | 24 | 12 | 9,5 | ± 0.5 |
| 710 | 760 | 810 | 24 | 12 | 9,5 | ± 0.5 |
| 800 | 866 | 916 | 28 | 12 | 9,5 | ± 0.5 |
| 900 | 966 | 1016 | 32 | 12 | 9,5 | ± 0.5 |
| 1000 | 1066 | 1116 | 36 | 12 | 9,5 | ± 0.5 |
| 1200 | 1270 | 1320 | 40 | 12 | 9,5 | ± 0.5 |
| 1250 | 1320 | 1370 | 44 | 12 | 9,5 | ± 0.5 |

Please note that our company will be closed on December 8, 2025.
We will resume normal business operations on Tuesday, December 9, 2025.
Please note that our company will be closed on 8 December 2025.
We will resume normal business operations on Tuesday, 9 December 2025.