CAUSES OF THE MOST FREQUENT DEFECTS – BLIND RIVET NUTS


Defect

Defect Description

Defect Causes

Thread Breaking
Stroke regulation fretting tie rod thread exceeding thickness, exceeding driving couple
Insert Tilt
Buckled tie rod hole burr, wrong close head
Turning Insert
NC hole lower thickness
Inward Buckling Insert
Exceeding thickness, lower thickness hole burr
Scratched Closing Head
Wrong close head