1 based on zinc with 2 to 15% aluminum,. 2.content of cored flux is 10 ~ 20% (weigh) 1.Product Name: seamless ... wire, is based on zinc with 2 to 15% aluminum, content of cored flux is 10 ~ 20% (weight percent), Advantage: smooth ... of copper and aluminum, copper busbar and aluminum foil, aluminum and aluminum, aluminum alloy wire and aluminum alloy wire. Because this product is seamless, flux will not ...