General Purpose Laminating Resin#78 General Purpose Laminating Resin is ideal for part fabrication and for building low cost molds. It is designed for robust processing and outstanding physical properties. #78 General Purpose Laminating Resin is ideal for operations that require low HAPS. As a first quality resin, the color, consistency, and properties of this resin will not vary from batch to batch. #78 General Purpose Laminating Resin is easy to work with and since it is wax free,