Rao Design has 50 years of experience in blow molds for many types of plastic parts.

Produced custom with swift completion, often with most Blow Molds being complete in just two weeks.

Rao Design is innovative and always producing blow molds that suit your custom applications.

This team strives to be leader combining extensive experiences, blow molding, engineering, and ingenuity into their products.

Rao Design Molds produce unique Plastic Parts and Bottles Rao Design's molds produce clear your ideal bottles in PET, PC, PP, etc. Rao Design Blow MoldsRao Design Blow Mols

Rao Design International also provides other services such as:

• Bottle/ Part Design    • Blow Pins    • Striker Plates    • Mold Inserts

• Custom Cutting and Trimming Machinery    • Deflashing Systems

• Mold Repairs, which result in your reduced costs and downtime for your operations.


Rao Design fabricates molds for injection blow molding and extrusion blow molding. Either taking preforms or an extruded parison, they mold elegant and fully functional bottles.

Molds have been produced for all types of blow molding machines, whether single or double stage.

Resins used on the blow molds include common plastic resins: Polyethylene (PE), Polyester (PET), Polypropylene (PP), EVA, PVC, etc.

Other resins we have used are for proprietary applications, biodegradable materials, combinations, colors, etc.

Please discuss your project with us or to find about our Chicago Blow Molds.

Blow mold materials we can use are vast. In the past, we have fabricated blow molds from steels, aluminum bronze, beryllium copper, stainless steel, aluminum, and many others.

Rao Design International is a long time US mold maker. Molds are produced here in our Chicago area machine shop. As a mold maker and tool maker company, we welcome all projects small or large.

Discuss your hot project with us. We can deliver molds to you in fast turnaround time.

Stock Molds for Sale