To determine color fastness and shrinkage to hot pressing and dry heat and to conduct sublimation tests. Providing controlled conditions of dry heat and pressure with top and bottom heated surfaces, electronic temperature controller and carefully controlled top plate weight. Temperature range 120-230oC. Tester with 1 pair of plates 4" x 1.13" (102 x 29mm). Tester with 1 pair of plates 5" x 5" (125 x 125mm). Temperature of top and bottom plates individually controlled.