{"product_id":"er-1070-al99-7-tig-welding-wire-2-5kg","title":"ER 1070 Al99.7 TIG Welding Wire (2.5kg)","description":"\u003cp data-end=\"867\" data-start=\"566\"\u003eThe \u003cstrong data-end=\"608\" data-start=\"570\"\u003eWeld Star ER1070 (Al99.7) TIG Wire\u003c\/strong\u003e is a high-purity aluminium filler designed for TIG (GTAW) welding of near-pure aluminium grades. With outstanding resistance to corrosion, weathering and chemical attack, it is ideally suited to environments where material purity and durability are critical.\u003c\/p\u003e\n\u003cp data-end=\"1190\" data-start=\"869\"\u003eThis wire offers excellent weldability when base materials are correctly prepared, making it a reliable choice for industries such as \u003cstrong\u003echemical processing, electronics, construction and food manufacturing.\u003c\/strong\u003e For heavier sections and thicker plates, light pre-heating is recommended to ensure optimal fusion and weld quality.\u003c\/p\u003e\n\u003chr data-end=\"1195\" data-start=\"1192\"\u003e\n\u003ch3 data-end=\"1213\" data-start=\"1197\"\u003eKey Features\u003c\/h3\u003e\n\u003cp data-end=\"1341\" data-start=\"1217\"\u003e\u003cstrong data-end=\"1250\" data-start=\"1217\"\u003eHigh Purity Aluminium Filler:\u003c\/strong\u003e ER1070 (Al99.7) composition for welding pure aluminium and high-purity aluminium alloys.\u003c\/p\u003e\n\u003cp data-end=\"1472\" data-start=\"1344\"\u003e\u003cstrong data-end=\"1379\" data-start=\"1344\"\u003eExcellent Corrosion Resistance:\u003c\/strong\u003e Highly resistant to weathering and chemical attack, particularly in alkaline environments.\u003c\/p\u003e\n\u003cp data-end=\"1595\" data-start=\"1475\"\u003e\u003cstrong data-end=\"1511\" data-start=\"1475\"\u003eSmooth, Stable Weld Performance:\u003c\/strong\u003e Offers excellent weldability when surfaces are properly cleaned prior to welding.\u003c\/p\u003e\n\u003cp data-end=\"1718\" data-start=\"1598\"\u003e\u003cstrong data-end=\"1631\" data-start=\"1598\"\u003eIndustrial Application Ready:\u003c\/strong\u003e Commonly used in chemical, electronics, construction and food industry applications.\u003c\/p\u003e\n\u003cp data-end=\"1840\" data-start=\"1721\"\u003e\u003cstrong data-end=\"1756\" data-start=\"1721\"\u003eOptimised for Thicker Sections:\u003c\/strong\u003e Pre-heating to approximately 150 °C recommended for heavy parts and thick plates.\u003c\/p\u003e\n\u003cp data-end=\"2038\" data-start=\"1956\"\u003e\u003cstrong data-end=\"1981\" data-start=\"1956\"\u003eStandards Compliance: \u003c\/strong\u003eEN ISO 18273 – S Al 1070 (Al99.7) | AWS A5.10 – ER1070.\u003c\/p\u003e\n\u003cp data-end=\"2186\" data-start=\"2040\"\u003e\u003cstrong data-end=\"2077\" data-start=\"2040\"\u003eTypical Chemical Composition (%): \u003c\/strong\u003eAl: 99.89 | Si: 0.04 | Fe: 0.04 | Cu: 0.001 | Mn: 0.001 | Mg: 0.001 | Zn: 0.004 | Ti: 0.006 (trace others).\u003c\/p\u003e\n\u003cp data-end=\"2370\" data-start=\"2188\"\u003e\u003cstrong data-end=\"2224\" data-start=\"2188\"\u003eMechanical Properties (Typical): \u003c\/strong\u003eTensile Strength: ≥65 MPa | Yield Strength: ≥20 MPa | Elongation: ≥35% \u003cem data-end=\"2370\" data-start=\"2300\"\u003e(Values may vary depending on welding parameters and base material).\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-end=\"2454\" data-start=\"2372\"\u003e\u003cstrong data-end=\"2390\" data-start=\"2372\"\u003eShielding Gas: \u003c\/strong\u003eTIG – I1, I3 (Argon \/ Argon-Helium mixtures) per EN ISO 14175.\u003c\/p\u003e\n\u003cp data-end=\"2523\" data-start=\"2456\"\u003e\u003cstrong data-end=\"2478\" data-start=\"2456\"\u003eWelding Positions: \u003c\/strong\u003ePA, PB, PC, PD, PE, PF, PG per EN ISO 6947.\u003c\/p\u003e\n\u003cp data-start=\"2964\" data-end=\"3159\"\u003e\u003cstrong\u003eWorkshop-Friendly Packaging:\u003c\/strong\u003e Supplied on 2.5kg spools with common TIG diameters 1.60mm, 2.40mm and 3.20mm; each spool 1000mm in length.\u003c\/p\u003e\n\u003cp data-start=\"2964\" data-end=\"3159\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"ER 1070 Aluminium Wire TIG Welding Wire Product Specification Weld Star BetterWeld\" href=\"https:\/\/wilkinsonstar247.com\/Content\/Images\/uploaded\/ER1070_GTAW.pdf\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline; color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eDownload Product Specification.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Weld Star Wires \u0026 Electrodes","offers":[{"title":"1.6mm","offer_id":56800474300798,"sku":"6011100390","price":38.64,"currency_code":"GBP","in_stock":true},{"title":"2.4mm","offer_id":56800474333566,"sku":"6011100392","price":38.64,"currency_code":"GBP","in_stock":true},{"title":"3.2mm","offer_id":56800474366334,"sku":"6011100394","price":38.64,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2222\/0871\/files\/BetterWeld_Weld_Star_-_ER_5183_AlMg4.5Mn_TIG_Wire_3.2mm_2.5kg.png?v=1765189168","url":"https:\/\/betterweld.org\/products\/er-1070-al99-7-tig-welding-wire-2-5kg","provider":"BetterWeld Group","version":"1.0","type":"link"}