... , content of cored flux is 10 ~ 20% (weight Product Name: seamless cored copper-aluminum solder wire Specifications: Φ0.8mm-Φ3.2mm ... , ZAH9, ZAH15 Packing: According to customer needs. Description of goods: seamless cored copper-aluminum solder wire, is based on zinc with ... alloy wire and aluminum alloy wire. Because this product is seamless, flux will not absorb water then be oxidized. ,it have ...