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Our Divisions
 Ace Roto-Mold Rotational Molding Ace Roto-Mold, a division of Den Hartog Industries, is well known for quality tanks and accessories that fit a variety of industrial and agricultural containment needs. |
 Injection MoldingThe Injection Molding division of Den Hartog Industries provides injection-molded parts to meet the needs of a variety of industries, from medical and agricultural to OEM’s. |
 Blow Molding Den Hartog Industries’ newest plastic manufacturing process uses Blow Molding to produce high-volume proprietary and custom parts. |
 Sowjoy – Hog Facility Equipment Sowjoy specializes in hog gate manufacturing and is recognized throughout the Midwest for delivering unmatched quality and value. |
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