• I want to convert my molds to a semi-permanent mold release. Do I need to strip them first to do this?

    If you are evaluating any mold release, we suggest that you totally strip a test mold and prepare it according to the manufacturer's... Read More »


  • Composite Molding Challenges and Solutions

    Watch our Chemlease® RTM systems video to see how we meet the challenges of resin transfer molding with a comprehensive system of... Read More »

Case Study


  • Vacuum Bagging

    The vacuum bagging method of molding parts is commonly associated with “advanced composites,” as high strength fibers are most often... Read More »

  • Rigid Polyurethane

    Polyurethane rigid foam systems are used as an insulating foam material in construction (entry doors) and appliance (refrigerators, freezers,... Read More »

  • Resin Transfer Molding (RTM)

    Resin Transfer Molding (RTM) is a closed-mold process that holds many challenges. Dry reinforcement textiles are set in place before bringing... Read More »

  • Resin Infusion

    The resin infusion process is particularly suited to the molding of components that have a very large surface area, such as wind turbine blades... Read More »

  • Pultrusion

    Products such as construction I-beams that are produced by composite pultrusion benefit from the use of internal mold release agents during the... Read More »

  • Lay-up

    The term Lay-up refers to the basic process of molding composites by either of the following methods:

    • Combining fibers with a... Read More »
    • Vinyl Ester

      Within the composite molding industry there are many different resins that may be utilized. The selection of one resin type over another is... Read More »