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Providing the Very Best in Custom Molding
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Semco's blow molding department has the capability and expertise to mold very complex shapes from many different types of material. Materials range from standard grades of polyethylene to very sophisticated engineering grades.

We operate modern blow molding machines equipped with microprocessors and parison programmers for maintaining cycle times and part consistency. Machine capabilities ranging from small 375 gram pieces to parts weighing over 35 lbs. make Semco one of the leading blow molders in the Midwest.


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Made in the USA Semco products are made of recycled materials Copyright © 2009 Semco Plastic Company, Inc. All rights reserved. Privacy Policy