{"product_id":"ercusi-a-silicon-bronze-mig-welding-wire","title":"ERCuSi-A Silicon Bronze MIG Welding Wire","description":"\u003cp\u003eHYW Products' \u003cstrong\u003eERCuSi-A Silicon Bronze MIG welding wire\u003c\/strong\u003e is a copper-silicon filler metal (AWS A5.7\/A5.7M ERCuSi-A) for GMAW (MIG) welding and MIG brazing. Widely used in automotive sheet-metal repair, it deposits at low heat to braze-weld galvanized and high-strength steels without burning through, while delivering excellent corrosion resistance on copper, brass, and bronze.\u003c\/p\u003e\n\u003ch3 style=\"color:#c0392b;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAWS A5.7\/A5.7M ERCuSi-A copper-silicon (silicon bronze) classification\u003c\/li\u003e\n\u003cli\u003eLow-heat MIG brazing reduces distortion and preserves zinc coatings\u003c\/li\u003e\n\u003cli\u003eSmooth, stable arc with excellent bead wetting and minimal spatter\u003c\/li\u003e\n\u003cli\u003eStrong corrosion resistance for marine and freshwater service\u003c\/li\u003e\n\u003cli\u003eRuns on 100% argon shielding, DCEP (reverse polarity)\u003c\/li\u003e\n\u003cli\u003ePrecision layer-wound rolls and spools for consistent feeding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color:#c0392b;\"\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAutomotive body panel and sheet-metal MIG brazing\u003c\/li\u003e\n\u003cli\u003eJoining galvanized, zinc-coated, and high-strength steels\u003c\/li\u003e\n\u003cli\u003eWelding copper, brass, and silicon bronze\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant overlays and build-up\u003c\/li\u003e\n\u003cli\u003eHVAC, marine, and ornamental fabrication\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color:#c0392b;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:12px 0;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#c0392b; color:#fff; text-align:left; padding:8px; border:1px solid #ddd;\"\u003eProperty\u003c\/th\u003e\n\u003cth style=\"background:#c0392b; color:#fff; text-align:left; padding:8px; border:1px solid #ddd;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eAWS Classification\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eAWS A5.7\/A5.7M ERCuSi-A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eWelding Process\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eGMAW (MIG) \/ MIG braze\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eNominal Composition\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCu remainder, Si 2.8–4.0%, Mn 1.5% max, Sn 1.0% max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eTensile Strength (typ.)\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e~50,000 psi (345 MPa)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDensity\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e~0.308 lb\/in³ (8.5 g\/cm³)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eShielding Gas\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e100% Argon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePolarity\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDCEP (DC reverse, electrode positive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"color:#c0392b;\"\u003eAvailable Sizes \u0026amp; Recommended Amperage\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:12px 0;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#c0392b; color:#fff; text-align:left; padding:8px; border:1px solid #ddd;\"\u003eDiameter\u003c\/th\u003e\n\u003cth style=\"background:#c0392b; color:#fff; text-align:left; padding:8px; border:1px solid #ddd;\"\u003eRecommended Amperage (DCEP, Argon)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e.023\" (0.6 mm)\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e40–120 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e.030\" (0.8 mm)\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e60–160 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e.035\" (0.9 mm)\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e80–200 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eAvailable packaging: 2 lb roll, 2 lb roll (2-pack), 2 lb roll (5-pack), 10 lb spool, and 10 lb spool (2-pack).\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eStore in a clean, dry location and keep wire free of oil, grease, and moisture to ensure optimal feeding and weld quality. Amperage values are general starting points — adjust for joint design, base-metal thickness, and welding position.\u003c\/em\u003e\u003c\/p\u003e\n\u003c!-- HYW-PROP65-WARNING --\u003e\u003cdiv style=\"border:2px solid #c0392b;border-radius:6px;padding:14px 16px;margin:24px 0 0;background:#fdf2f0;\"\u003e\u003cdiv style=\"display:flex;align-items:flex-start;gap:12px;\"\u003e\n\u003csvg width=\"42\" height=\"42\" viewbox=\"0 0 64 64\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"flex-shrink:0;\" aria-hidden=\"true\"\u003e\u003cpath d=\"M32 6 L60 56 L4 56 Z\" fill=\"#FFD200\" stroke=\"#000000\" stroke-width=\"4\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\u003crect x=\"29\" y=\"23\" width=\"6\" height=\"19\" fill=\"#000000\"\u003e\u003c\/rect\u003e\u003crect x=\"29\" y=\"46\" width=\"6\" height=\"6\" fill=\"#000000\"\u003e\u003c\/rect\u003e\u003c\/svg\u003e\u003cdiv\u003e\n\u003cstrong style=\"display:block;font-size:16px;color:#c0392b;letter-spacing:.5px;\"\u003eWARNING\u003c\/strong\u003e\u003cp style=\"margin:6px 0 0;font-size:13px;line-height:1.55;color:#374151;\"\u003eThis product can expose you to chemicals including \u003cstrong\u003emanganese\u003c\/strong\u003e, which is known to the State of California to cause birth defects or other reproductive harm. Welding fumes from this product can also expose you to chemicals known to cause cancer. For more information go to \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\" style=\"color:#c0392b;font-weight:600;\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"HYW PRODUCTS","offers":[{"title":".023\" \/ 2 lb Roll","offer_id":52695945216320,"sku":null,"price":38.85,"currency_code":"USD","in_stock":true},{"title":".023\" \/ 2 lb Roll (2-Pack)","offer_id":52695945249088,"sku":null,"price":69.93,"currency_code":"USD","in_stock":true},{"title":".023\" \/ 2 lb Roll (5-Pack)","offer_id":52695945281856,"sku":null,"price":165.11,"currency_code":"USD","in_stock":true},{"title":".023\" \/ 10 lb Spool","offer_id":52695945314624,"sku":null,"price":185.8,"currency_code":"USD","in_stock":true},{"title":".023\" \/ 10 lb Spool (2-Pack)","offer_id":52695945347392,"sku":null,"price":333.0,"currency_code":"USD","in_stock":true},{"title":".030\" \/ 2 lb Roll","offer_id":52695945380160,"sku":null,"price":38.85,"currency_code":"USD","in_stock":true},{"title":".030\" \/ 2 lb Roll (2-Pack)","offer_id":52695945412928,"sku":null,"price":69.93,"currency_code":"USD","in_stock":true},{"title":".030\" \/ 2 lb Roll (5-Pack)","offer_id":52695945445696,"sku":null,"price":165.11,"currency_code":"USD","in_stock":true},{"title":".030\" \/ 10 lb Spool","offer_id":52695945478464,"sku":null,"price":185.8,"currency_code":"USD","in_stock":true},{"title":".030\" \/ 10 lb Spool (2-Pack)","offer_id":52695945511232,"sku":null,"price":333.0,"currency_code":"USD","in_stock":true},{"title":".035\" \/ 2 lb Roll","offer_id":52695945544000,"sku":null,"price":38.85,"currency_code":"USD","in_stock":true},{"title":".035\" \/ 2 lb Roll (2-Pack)","offer_id":52695945576768,"sku":null,"price":69.93,"currency_code":"USD","in_stock":true},{"title":".035\" \/ 2 lb Roll (5-Pack)","offer_id":52695945609536,"sku":null,"price":165.11,"currency_code":"USD","in_stock":true},{"title":".035\" \/ 10 lb Spool","offer_id":52695945642304,"sku":null,"price":185.0,"currency_code":"USD","in_stock":true},{"title":".035\" \/ 10 lb Spool (2-Pack)","offer_id":52695945675072,"sku":null,"price":333.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0016\/4285\/6509\/files\/ERCUSIA_2LB_PRIMARY.jpg?v=1770316903","url":"https:\/\/hywproducts.com\/products\/ercusi-a-silicon-bronze-mig-welding-wire","provider":"HYW PRODUCTS ","version":"1.0","type":"link"}