Inspection and Dye Ingress Testing Results for Vials Processed with Misaligned Capping Machine, Replicating Neck Crack Damage Introduction

Glass TypeVial Quantity Processed by Capping MachineHuman InspectionDye Ingress Testing
Percent CrackedPercent Leaking
Strengthened Aluminosilicate2000%0%
  • Human inspection identified 13 (3.25%) borosilicate vials that contained neck cracks, while no (0%) strengthened aluminosilicate vials were identified as cracked. Leak testing of these vials showed that two (0.5%) of borosilicate vials exhibited leaking cracks and none (0%) of the strengthened aluminosilicate vials leaked.