{"title":"ALUMINIUM TIG WELDING WIRE","description":"\u003cp\u003e4043 and 5356 aluminium TIG filler rods and wires are designed for welding delicate aluminium components \u0026amp; demanding structural projects alike. 4043 offers bright eye pleasing welds with good crack resistance, whilst 5356 offers great corrosion resistance \u0026amp; high strength. Both grades are available in 1.6mm, 2.4mm \u0026amp; 3.2mm diameters \u0026amp; with manufacturers' test certification.\u003c\/p\u003e\n\u003ch3\u003eKey differences between 4043 \u0026amp; 5356 aluminium TIG filler rods?\u003c\/h3\u003e\n\u003ch4\u003e4043 (NG21 Silicon alloy)\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e4043 aluminium alloy rods have a 5 % silicon content offering excellent fluidity, a superior wetting action ideal for intricate welds and minimizing the risk of cracking.\u003c\/li\u003e\n\u003cli\u003eProduces aesthetically pleasing, shiny weld beads with minimal porosity.\u003c\/li\u003e\n\u003cli\u003eSuitable for welding heat treatable base alloys, as well as cast and wrought aluminium.\u003c\/li\u003e\n\u003cli\u003eHigh silicon content reduces cracking, especially on 6061 grade material.\u003c\/li\u003e\n\u003cli\u003e4043 has a lower melting point, making it easier for novice welders.\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGreat for cast aluminium repairs and 6061 \u0026amp; 6063 grade material.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e5356 (NG6 Magnesium alloy)\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e5356 filler wire contains 5 % magnesium \u0026amp; offers exceptional corrosion resistance, particularly useful under marine conditions.\u003c\/li\u003e\n\u003cli\u003eOffers superior tensile strength for high stress applications. Utilised widely in the transport sector.\u003c\/li\u003e\n\u003cli\u003eProvides excellent ductility, allowing for easier shaping and forming post-weld.\u003c\/li\u003e\n\u003cli\u003eIdeal for structural applications \u0026amp; projects where durability and strength are crucial.\u003c\/li\u003e\n\u003cli\u003ePost anodizing, provides a good colour match.\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"4043-tig-wire-1-6mm","title":"Weldtech 4043 TIG Filler Wire 1.6mm -2.5 Kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eWeldtech 4043 1.6mm is an aluminium TIG filler welding rod with 5 % silicon\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4043 aluminium TIG welding wire offers a quality finish, excellent for fabrications where aesthetics are important.\u003c\/li\u003e\n\u003cli\u003eGrade: NG 21, 4043\u003c\/li\u003e\n\u003cli\u003e2.5 kilo tube\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52833488765259,"sku":"41221","price":45.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/41020_1.jpg?v=1752148570"},{"product_id":"4043-tig-wire-2-4mm","title":"Weldtech 4043 TIG Filler Wire 2.4mm -2.5 kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eWeldtech 4043 is an aluminium TIG fiiler welding rod with 5% silicon\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4043 aluminium TIG welding wire offers a quality finish, excellent for fabrications where aesthetics are important.\u003c\/li\u003e\n\u003cli\u003eGrade: NG 21, 4043.\u003c\/li\u003e\n\u003cli\u003e2.5 kilo tube\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52833497383243,"sku":"41224","price":46.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/41020_1_1.jpg?v=1752148578"},{"product_id":"4043-tig-wire-3-2mm","title":"Weldtech 4043 TIG Filler Wire 3.2mm -2.5 Kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eWeldtech 4043 is an aluminium TIG filler welding rod with 5 % silicon.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4043 aluminium TIG welding wire offers a quality finish, excellent for fabrications where aesthetics are important.\u003c\/li\u003e\n\u003cli\u003eGrade: NG 21, 4043.\u003c\/li\u003e\n\u003cli\u003e3.2 mm diameter\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52833507344715,"sku":"41227","price":43.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/41020_1_2.jpg?v=1752148586"},{"product_id":"5356-tig-wire-2-4mm","title":"Weldtech 5356 TIG Filler Wire 2.4mm- 2.5 Kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eWeldtech 5356 is a general purpose, aluminium TIG filler welding rod containing 5 % magnesium.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5356 aluminium TIG welding wire offers a stronger weld, excellent for structural fabrications and truck bodies for instance.\u003c\/li\u003e\n\u003cli\u003eGrade: NG 6, 5356\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52833512227147,"sku":"41264","price":35.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/41020_2.jpg?v=1752148595"},{"product_id":"5356-tig-wire-3-2mm","title":"Weldtech 5356 TIG Filler Wire 3.2mm -2.5 Kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eWeldtech 5356 is a general purpose, aluminium TIG welding filler rod containing 5% magnesium\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5356 aluminium TIG welding wire offers a stronger weld, excellent for structural fabrications and truck bodies for instance.\u003c\/li\u003e\n\u003cli\u003eGrade: NG 6, 5356\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52833517535563,"sku":"41267","price":34.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/41020_3.jpg?v=1752148604"},{"product_id":"weldtech-5356-tig-wire-1-6mm","title":"Weldtech 5356 TIG Filler Wire 1.6mm -2.5Kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eWeldtech 5356 1.6mm is a general purpose aluminium TIG filler welding rod containing 5 % magnesium\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGives a strong weld\u003c\/li\u003e\n\u003cli\u003eNG 6\/5356\u003c\/li\u003e\n\u003cli\u003e2.5 kilo tube\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default 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