Pneumatic Tyre Unions/ Air Grip Union 

Air Grip Union Air Grip 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. 150 psi maximum line pressure, 4, 6, 8, 10, 12, 14and 16-inch sizes Recommended service: Mud suction and return lines and low-pressure fluid lines Features: 1. Shot of rig air inflates tube to seal around pipe 2. Fast, easy make-up without close alignment 3.Allows pipe expansion or misalignment without breaking the seal 4. No nuts, bolts, or wrenches required In the Air Grip unions(Air-O-unions) we have patents: 1. Medium available: mud, oil, water 2. Medium temperature: -45°C ~50°C 3. Reconversion time when deflated: 1-3 seconds. 4. Medium presssure: 0.4Mpa 5. Structure: steel shell and air bag 6. Material: shell for 20# casting steel, tyre for rubb…