Closed and open core rivet differ in structure, function and application scenarios.
One end of the rivet of the open core rivet is open, while one end of the closed core rivet is closed.
When the open type core rivet is riveted, the riveting core is pulled by the special riveting gun to make the riveting body expand and play the role of riveting. Closed core rivets have better sealing performance, suitable for higher load and certain sealing occasions.
Open type core rivets are widely used, suitable for most ordinary riveting occasions. Closed core rivets is suitable for the need for waterproof, dustproof and other sealing requirements of high occasions, as well as the need to bear a higher load of the structural connection.