... ER:5356,4043,5183,4047,1100,1070.1200,2319,4145,5554 We specialized in production aluminum magnesium rod ,low silicon welding ... rod ,high silicon welding rod,high manganese welding rod.The product surface is ... is used in each kind of aluminum material welding .The length may act according to the ... according to clients' specifications 4043 aluminum welding wire