Injection Blow Molding (IBM) Bottles |
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The injection blow molding (IBM) process produces billions of plastic containers each year, ranging in size from 1 ml to 2 liters. These containers meet exacting standards of consistent weight, volume and tolerance, and are popular for pharmaceuticals and toiletries to automotive and household use. We Care. |
Injection Blow Molding Advantages |
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• Accommodates snap-in plugs, fitments, dispensing spouts & orifice reducers |
• Virtually no scrap |
• No Trimming |
• Excellent gram weight control |
• Excellent material processing capability options |
• Minimal auxiliary equipment required |
• Precise neck dimension |
• Good material distribution consistency |
• Parting lines nearly invisible |
• Variety of different finishes are possible |
• High cavitation capability with smaller bottle sizes - up to 32 cavity tool sets |
• Lower price for high volume, smaller size items |
• Friendly for downstream operations like decoration |
Injection Blow Molding Disadvantages |
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• Longer tooling development lead times |
• Unit cavity ahead is almost always required |
• Higher mold equipment costs |
Typical Products for Injection Blow Molding (IBM) |
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• Jars |
o Made in a wide variety of materials |
o No secondary trimming is required when making the neck finish |
• Ovals – Cylinders & Boston Rounds |
o HDPE, LDPE, PP |
o Up to 24 cavity molds from 9-15 second cycles |
• Pill Bottles |
o PP, HDPE, LDPE and PS |
o Can be designed with complicated injected neck finishes for Child Resistance or pilfer-proofing |
o Neck finish is excellent for barrier seals against moisture with a plug seal closure |
o Very flat for tamper foil application |
• Roll-on Deodorant |
o PP and HDPE |
o Close tolerance of the injection molded ball seating allows for an even application of the deodorant product |
• Specialty Items |
o Lab Ware |
o Custom Shapes |
o Food Coloring/Dropper Bottles |