{"title":"ALUMINIUM MIG WELDING WIRE","description":"\u003cp\u003e4043 and 5356 aluminium MIG welding wires are the most common aluminium grades \u0026amp; are available in two reel sizes. Select from 6 kilo reels suitable for industrial \u0026amp; push pull MIG welding systems or 0.5 kg reel for spool on gun or DIY welding.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eWhat is the difference between 4043 and 5356 alumimium MIG welding wire?\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.fosterindustrial.co.uk\/4043-aluminium-mig-wire-1-2mm-6-kg\"\u003e4043 aluminium MIG wire \u003c\/a\u003eoffers a aesthetically pleasing finish, with lower susceptibility to cracking, it's efficient weld pool making it ideal for point of sale \u0026amp; general fabrications.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.fosterindustrial.co.uk\/esab-5356-aluminium-mig-wire-1-2mm\"\u003e\u003cspan data-processed=\"true\" data-sfc-cb=\"\" data-wiz-uids=\"ZPRMUd_j\" data-sfc-root=\"c\"\u003e5356 aluminum wire\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e has a higher tensile strength, better corrosion resistance, superior anodizing colour matching and is harder than 4043, which improves feed-ability.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e4043 MIG wire is an aluminium filler alloy which contains 5% silicone, whilst 5356 contains 5% magnesium. The former is most suited to service temperatures over 150 degrees and the latter is best used for temperatures far below this level of heat – the magnesium compounds which it contains will not stand up to intense temperatures.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e4043 wire tends to produces a decreased amount of spatter, and less smut. Yet, it is worth considering the fact that the 4043 wire has a lower level of ductility than the 5356 wire.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat changes are required to MIG set up when welding aluminium?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChange your steel torch liner to PTFE to prevent sticking.\u003c\/li\u003e\n\u003cli\u003eSwitch the contact tip to the aluminium variety, compensating for expansion.\u003c\/li\u003e\n\u003cli\u003eAs aluminium is softer, replace V grooved drive rollers with U shaped ones to assist feed-ability. \u003c\/li\u003e\n\u003cli\u003eSwitch to pure argon shielding gas rather than an argon mix.\u003c\/li\u003e\n\u003cli\u003eClean the aluminium pre-welding with acetone, using a white cotton rag.\u003c\/li\u003e\n\u003cli\u003eFor more aggressive cleaning use a stainless wire brush, not mild steel which could cause cross contamination.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor light to medium duty welding of aluminium, we would recommend a pulse MIG, such as Miller's \u003ca href=\"https:\/\/www.fosterindustrial.co.uk\/miller-migmatic-300ip-mig\"\u003eMigmatic 300iP\u003c\/a\u003e. A pulse synergic MIG will offer you easy set up, lower heat input, a reduction in spatter \u0026amp; welding fume. For more heavy duty fabrications, you need to consider a push-pull system coupled to a pulse MIG inverter power source.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat are the advantages of push-pull MIG when welding aluminium ?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnhanced un-interrupted wire feeding with twin synchronized motors in the feed unit \u0026amp; MIG torch\u003c\/li\u003e\n\u003cli\u003eMore reachability with torches up to 10 metres long, allowing for welding inside a trailer or structure.\u003c\/li\u003e\n\u003cli\u003eAdjustable wire feed speed from the torch, meaning the operator doesn't need to return to the MIG power source \u0026amp; feeder\u003c\/li\u003e\n\u003cli\u003eA high level of productivity against conventional feeding or spool on guns.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy is MIG welding aluminium more difficult than mild steel?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAluminium is trickier to weld than steel, as it is very conductive and has a low melting point.\u003c\/li\u003e\n\u003cli\u003eTo MIG weld aluminium effectively, hold the torch vertically \u0026amp; push away from you rather pull. This will offer a greater opportunity for the argon shielding gas to do it's job \u0026amp; give you a neater looking weld. Typically, you need to increase your wire speed \u0026amp; travel quicker too.\u003c\/li\u003e\n\u003cli\u003eAny oxide must be removed from the material afterwards with a stainless steel wire brush, rather a steel one, as steel filings from other jobs could contaminate the workpiece.\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"4043-aluminium-mig-wire-1-0mm-6-kg","title":"Super 6 4043 Aluminium MIG Wire 1.0 mm-6kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eSuper 6 4043 1.0mm aluminium Mig welding wire gives excellent flow characteristics and penetration and is suitable for welding duralumin, cast and wrought iron.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4043 MIG wire offers a quality finish, excellent for fabrications where aesthetics are important.\u003c\/li\u003e\n\u003cli\u003eGood quality.\u003c\/li\u003e\n\u003cli\u003eNG21 MIG wire with 5% silicon.\u003c\/li\u003e\n\u003cli\u003eD300 plastic spool\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52667811627339,"sku":"24605","price":64.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/super6aliwire_1.jpg?v=1751801526"},{"product_id":"4043-aluminium-mig-wire-1-2mm-6-kg","title":"Super 6 4043 Aluminium MIG Wire 1.2 mm-6 kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eSupersix 4043 1.2mm aluminium Mig welding wire gives excellent flow characteristics and penetration and is suitable for welding duralumin, cast and wrought irons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4043 MIG wire offers a quality finish, excellent for fabrications where aesthetics are important.\u003c\/li\u003e\n\u003cli\u003eFor general fabrication and construction, shipbuilding, automotive industry, repair and maintenance.\u003c\/li\u003e\n\u003cli\u003eNG21 wire with 5% \u0026amp; silicon\u003c\/li\u003e\n\u003cli\u003eD300 plastic spool\u003c\/li\u003e\n\u003cli\u003eMelting Point °C: 430\u003c\/li\u003e\n\u003cli\u003eUTS N\/mm2: 120\u003c\/li\u003e\n\u003cli\u003eHardness BHN: 45\u003c\/li\u003e\n\u003cli\u003eChemical Composition: AI 95.0,  Si 5.00\u003c\/li\u003e\n\u003cli\u003eCurrent Type: DC+\u003c\/li\u003e\n\u003cli\u003eShielding Gas: Pure Argon\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52667812544843,"sku":"24606","price":70.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/super6aliwire.jpg?v=1751801535"},{"product_id":"5356-aluminium-mig-wire-0-8mm-0-5-kg","title":"5356 Aluminium MIG Wire 0.8MM-0.5kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003e5356 MIG wire offers a stronger weld, excellent for structural fabrications and truck bodies for instance.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMini spool\u003c\/li\u003e\n\u003cli\u003eNG 6 wire with 5% magnesium\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52827438907723,"sku":"24611","price":14.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/6567whc4cadf53443574_large_a5802b4e-4b94-467b-8356-55fc6cd7155f.jpg?v=1752141040"},{"product_id":"5356-aluminium-mig-wire-1-0mm-0-5-kg","title":"5356 Aluminium MIG Wire 1.0MM-0.5kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003e5356 aluminium welding wire\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.0mm\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5356 MIG wire offers a stronger weld, excellent for structural fabrications and truck bodies for instance.\u003c\/li\u003e\n\u003cli\u003eMini spool\u003c\/li\u003e\n\u003cli\u003eNG6 wire with 5 % magnesium\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52827446214987,"sku":"24612","price":11.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/21aewhc4cadf5469f827_large_f795c514-b13f-44b1-b737-eece4bbaab07.jpg?v=1752141048"},{"product_id":"5356-aluminium-mig-wire-1-0mm-6-kg","title":"Super 6 5356 Aluminium MIG Wire 1.0 mm-6kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eSuper 6 5356 aluminium MIG welding wire 1.2mm, has excellent corrosion resistance and high strength.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5356 MIG wire offers a stronger weld, excellent for structural fabrications and truck bodies for instance.\u003c\/li\u003e\n\u003cli\u003eGood quality\u003c\/li\u003e\n\u003cli\u003eNG6 wire with 5% magnesium\u003c\/li\u003e\n\u003cli\u003eStandards; AWS; A5.10 ER5356, ENISO 18273 AL5356 (AL Mg 5), bs; 2901 5356 (NG6)\u003c\/li\u003e\n\u003cli\u003eD300 plastic spool\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52827453489483,"sku":"24615","price":99.34,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/super6aliwire_3.jpg?v=1752141058"},{"product_id":"5356-aluminium-mig-wire-1-2mm-6-kg","title":"Super 6 5356 Aluminium MIG Wire 1.2 mm-6kg","description":"\u003cp class=\"large\"\u003e\u003cstrong\u003eSuperisx 6 5356 aluminium MIG welding wire 1.2mm, has excellent corrosion resistance and high strength.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5356 MIG wire offers a stronger weld, excellent for structural fabrications and truck bodies for instance.\u003c\/li\u003e\n\u003cli\u003eGood quality\u003c\/li\u003e\n\u003cli\u003eNG6 wire with 5% magnesium\u003c\/li\u003e\n\u003cli\u003eStandards; AWS; A5.10 ER5356, EN ISO 18273 AL5356 (AL Mg 5), BS; 2901 5356 (NG6).\u003c\/li\u003e\n\u003cli\u003eD300 plastic spool\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52827459191115,"sku":"24637","price":83.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/super6aliwire_2.jpg?v=1752141067"},{"product_id":"bohler-5356-almg5-mig-wire-1-2","title":"Bohler 5356 UNION ALMg 5 MIG Wire 1.2 mm 7.0 Kg","description":"\u003cp\u003e\u003cstrong\u003eBohler 5356 UNION ALMg 5 Aluminium MIG Wire 1.2 mm 7.0KG\u003c\/strong\u003e\u003c\/p\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52841724445003,"sku":"24633","price":130.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/24633.jpg?v=1752159648"},{"product_id":"bohler-4043-union-alsi5-mig-wire-1-2","title":"Bohler 4043 Union AL Si 5 MIG Wire 1.2 mm 7.0 Kg","description":"\u003cp\u003e\u003cstrong\u003eBohler 4043 Union ALSi 5 MIG Wire 1.2 mm is a solid aluminium wire with 5% silicon.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e7 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52841729786187,"sku":"24642","price":159.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/24633_1.jpg?v=1752159656"},{"product_id":"esab-5356-aluminium-mig-wire-1-2mm","title":"Esab OK Autrod 5356 Aluminium MIG Wire 1.2 mm 7 Kg","description":"\u003cp\u003e\u003cstrong\u003eEsab 0K Autrod 5356 has 5 % magnesium added and is \u003c\/strong\u003e\u003cstrong\u003etypically chosen because of its \u003c\/strong\u003e\u003cstrong\u003erelatively high shear strength. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eESAB's unique aluminum NT wire coating eliminates aluminum shavings by up to  99%\u003c\/li\u003e\n\u003cli\u003eThe Aristorod coating means no clogged liners, less maintenance time and reduced torch tip and liner consumable usage.\u003c\/li\u003e\n\u003cli\u003eNG6 classification\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foster Industrial","offers":[{"title":"Default Title","offer_id":52842599612747,"sku":"24630","price":91.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/files\/24630.jpg?v=1752160904"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/6994\/7723\/collections\/24617-removebg-preview.png?v=1761915711","url":"https:\/\/fosterindustrial.myshopify.com\/collections\/aluminium-mig-welding-wire.oembed","provider":"Foster Industrial","version":"1.0","type":"link"}