1. low melting temperature. 2.good fluidity 3. little deformation for parent material Huazhong Aluminium brazing alloy ER4043SPECIFICATIONS CLASSIFIICATIONS:AWS A5.10 AWS ER4043ASME SFA 5.10 UNS A94043DESCRIPTION/APPLICATIONHuazhong Alloy ER4043 is a 5% silicon aluminium. This alloy is recommended for welding 3003, 3004, 5052, 6061, 6063 and casting alloys 43,335,356 and 214. Our aluminium ...