PTFE universal bellows for glass piping systems
PTFE universal bellows are used within glass piping systems to eliminate horizontal thermal expansion and vibrations.
PTFE universal bellows are flexible components, suitable for any type of connecting flanges.

| DN | D | L | Lmin | Lmax | d1 | d2 | Operational pressure | temperature °C |
| 15 | 15 | 75 | 70 | 79 | 30 | 50 | 4 | 120 |
| 25 | 25 | 75 | 70 | 79 | 42 | 68 | 4 | 120 |
| 40 | 40 | 95 | 90 | 100 | 62 | 88 | 4 | 120 |
| 50 | 50 | 95 | 90 | 100 | 74 | 102 | 4 | 120 |
| 80 | 80 | 100 | 95 | 105 | 110 | 138 | 3 | 120 |
| 100 | 100 | 110 | 105 | 115 | 130 | 158 | 2 | 120 |
| 150 | 150 | 110 | 105 | 115 | 182 | 212 | 2 | 120 |
| 200 | 200 | 110 | 105 | 115 | 232 | 268 | 1 | 120 |
| 300 | 300 | 110 | 105 | 115 | 332 | 370 | 1 | 120 |





