BETTER Air O Grip Union (Seal-O-Grip Unions, Pneumatic Union, Air Seal Union) is widely applied in drilling fluid pipelines, with features of low-pressure, large pipe size, big pipe misalignment, frequent installation and uninstall. Especially, in connecting mud tanks, mud suction and return lines in solid control system. Air-Unions are designed for 150 PSI maximum line pressure
Both of BETTER Air Union and Tank Union styles are interchangeable with other major brands, Bulldog, C&C, Kemper.
Features
Fast, easy make-up without close alignment
Allows pipe expansion or misalignment w/o breaking the seal
No nuts, bolts, or wrenches required
Available in 4", 6", 8", 10", 12", 14"and 16"
Technical parameter:
1. Medium available: mud,oil,water
2. Medium temperature:-45 ~50 degree
3. Reconversion time when deflated: 1-3 seconds.
4. Medium pressure: 0.4Mpa, Line pressure: 150PSI max., Tube pressure: 200 PSI (max.)
5. Structure: Steel shell and air tube
6. Material: shell for 20# casting steel, Tyre for rubber.
| Line Pipe Size | Line Pipe O.D. | Max. Misalignment Tolerance | Seal-O-Grip Union Dimensions in mm | |||||
| A | B | C | D | E | F | |||
| 4-inch | 4 ½"(114.3mm) | 7° | 213 | 114 | 148 | 168 | 57 | 110 |
| 6-inch | 6 5/8"(168.3mm) | 14° | 267 | 168 | 199 | 219 | 57 | 110 |
| 8-inch | 8 5/8"(219.1mm) | 14° | 318 | 219 | 253 | 273 | 57 | 110 |
| 10-inch | 10 3/4" (273.1mm) | 14° | 372 | 273 | 305 | 325 | 57 | 120 |
| 12-inch | 12 3/4"(323.9mm) | 14° | 424 | 325 | 336 | 356 | 57 | 120 |
| 14-inch | 14" (355.6mm) | 14° | 476 | 356 | 386 | 406 | 57 | 120 |
| 16-inch | 16"(406.4mm) | 14° | 507 | 406 | 437 | 457 | 57 | 120 |
Please don't hesitate to contact our sales if you are interested in any of our products.