Hot Runners

Mold-Masters patented the first commercially viable hot runner system in 1963. We’ve come a long way since that first design. Today, the Mold-Masters hot runner product line has expanded and represents the broadest selection of Hot Runner products from any manufacturer. Throughout our history, Mold-Masters' innovations have continued to drive the plastic industry forward. The hot runner products you see today are engineered to ensure you get the best performance for your application with the features valued within your industry.