Castek builds one of North America’s largest aluminum thermoform molds

Just how big is one of the largest aluminum thermoform molds in North America? The dimensions for this mold are 9 x 15.5 x 4.5-ft deep, and it forms the patented HayHut horse feeder. They also built the very large ValuStair product which is a 22 x 4-ft-wide stairwell for use in water park applications through a special patented process.

These molds were built by Castek Aluminum ( for LRM Industries International headquartered in Rockledge, FL. LRM ( specializes in long-fiber-reinforced (LRF) structural thermoplastic parts for a variety of applications that previously were only possible in wood, metal or concrete. The company also offers its patented Sheetless ThermoForming (STF) process as well as its ThermoPlastic Flowforming process....

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