{"product_id":"er4043-mig-aluminum-welding-wire-0035-inch-1-lb-sp-6146","title":"ER4043 MIG Aluminum Welding Wire 0.035 Inch, 1 Lb Spool, AlSi5 Alloy For Smooth Welds, Less Cracking, Perfect For Aluminum Fab And Repairs, 6 Spools Bundle","description":"\u003cdiv\u003eAluminum Welding Wire ER4043 for Smooth Crack Free Beads\u003cbr\u003e\n✔️ 1 lb per spool, 0.035 in (0.89 mm) diameter, 6-pack bundle AlSi5 \u003cp\u003eER4043 aluminum welding wire is commonly used for general fabrication and repair work. This AlSi5 alloy contains about 5% silicon, which lowers the melting point and increases puddle fluidity to produce bright, smooth welds with reduced cracking. It’s a popular option for welding common aluminum grades such as 6061, 6063, 5052, 3003, 3004 and certain cast alloys.\u003c\/p\u003e ✅ 1 lb spool per item, available diameters 0.030 in (0.76 mm), 0.035 in (0.89 mm), and 0.045 in (1.14 mm) \u003cbr\u003e\n✅ Melting range 1065 to 1170 °F (577 to 633 °C); easy puddle flow and bright deposits \u003cbr\u003e\n✅ Lower tendency to crack than many aluminum alloys; solid welds and good ductility \u003cbr\u003e\n✅ Compatible with grades 6061, 6063, 5052, 3003, 3004 and cast alloys 356, 357, 413, 443 \u003cbr\u003e\n✅ Post anodizing color is gray \u003cbr\u003e\n✅ Pack options: 1, 2, 4 and 6-Pack spools available \u003cbr\u003e \u003cp\u003e💡 What is aluminum welding wire ER4043 best used for in fabrication?\u003c\/p\u003e\n\u003cp\u003eER4043 is handy for general aluminum fabrication where you want smooth, crack-resistant joints.\u003c\/p\u003e\n- ideal for welding grades like 6061, 6063, 5052, 3003, 3004\n- provides bright, smooth welds with good puddle control\n- lowers the melting point and improves puddle fluidity\n- suitable for general repairs and aluminum fabrication tasks ✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48753961435371,"sku":"VXB07NXVVST2","price":165.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71t37MTJ73L.jpg?v=1780858690","url":"https:\/\/vxb.com\/products\/er4043-mig-aluminum-welding-wire-0035-inch-1-lb-sp-6146","provider":"VXB Bearings","version":"1.0","type":"link"}