U.S. Chemical & Plastics’ AG47 Lightweight GRIP Filler and Icing Lite Gold Finishing Glaze provide the strongest bond to aluminum. Laboratory testing, using Ford F-150 aluminum panels (6022T43 and 6111T43), revealed AG47 was up to 34 percent stronger than a leading competitive grip, and Icing Lite was up to 48 percent stronger than leading competitive glaze.