Sink Marks

Sink Marks

Issue:  Sink marks are depressions or indentations on the surface of the bottle, caused by uneven cooling or insufficient material thickness in certain areas. Possible Causes: Uneven cooling rates. Insufficient material thickness. Poor mold design. Troubleshooting...
Stress Cracks

Stress Cracks

Issue:  Stress cracks appear as fine cracks that can develop in the bottle due to internal stresses. This often occurs in brittle materials or from uneven cooling during molding. Possible Causes: Brittle materials. Uneven cooling or temperature fluctuations. Improper...
Warping

Warping

Issue:  Warping occurs when the bottle deforms or bends due to uneven cooling or exposure to heat. This typically happens when the bottle is exposed to temperature changes during storage or shipment. Possible Causes: Uneven cooling or heating during molding. Use of...
General Troubleshooting Tips

General Troubleshooting Tips

Conduct Root Cause Analysis: Use tools like fishbone diagrams or 5-why analysis to get to the core cause of the problem. Review Historical Data: Analyze past production runs to identify trends or recurring issues. Collaborate with Suppliers: Work closely with material...