1100 4.9mm pure aluminium wire , about 50kg/coil good quality and competitive price Aluminum welding wire specialized in production pure aluminum,aluminum magnesium,low silicon welding rod,high ... clients' specificationsAlloy: 5754, 5083, 5554, 5356, 5183, 4047, 4043, 1100,1070and so on3) Dimensions can be produced according to clients' specifications 1100 4.9mm pure aluminium wire