Grippers are slit through the metal pipe and pneumatic bladder is used for inflating.
The grippers give positive holding of the core.
→ These shafts are strong & rigid
→ Standardized design allow us to manufacture the shaft in any size
→ The same design can be offered for heavy duty to light capability shaft
→ Simple design ensuring long service
→ Staggered lug design makes it best in winding application
→ Each gripper offers a designed chamfer for easy core insertion
→ Dimensional tolerance of journal is very tight for better fitting & rigidity during operation