{"title":"Silver Solders","description":"\u003cp\u003eSilver solders for torch soldering and brazing at the bench. Sheet, wire, paste and pre-clipped chip forms in Extra Easy through Hard flow grades, plus zinc-free IT solder for enameling. Sampler kits cover three grades at once. Laser welding wire in 26 and 30 gauge is stocked here for sterling repair work. Brands include Otto Frei, Harmony and Speedwire.\u003c\/p\u003e","products":[{"product_id":"silver-wire-solder-kit","title":"Silver Wire Solder Kit","description":"\u003cp\u003eSilver wire solder for joining silver at the bench, supplied as a three grade sampler so one package covers both fabrication and repair. The kit offers a practical sampling of three flowing silver wire solders: Easy, Medium, and Hard, in a single package. Each length of wire weighs approximately 1.66 pennyweights, for a combined total of approximately 5 dwt (1\/4 troy ounce). It suits jewelers who want to keep all three flow grades on hand for a range of fabrication and repair applications.\u003c\/p\u003e\n\u003cp\u003eThe terms \u003cstrong\u003eExtra Easy, Easy, Medium,\u003c\/strong\u003e and \u003cstrong\u003eHard\u003c\/strong\u003e describe the \u003cem\u003erelative temperature flow points\u003c\/em\u003e between solders of one type or brand. Extra Easy has the lowest flow point, followed by Easy, then Medium, then Hard. This labeling system generally holds true across silver solder brands, though differences between manufacturers do exist: one maker's Medium may flow at the same temperature as another maker's Hard.\u003c\/p\u003e\n\u003cp\u003eGenerally, the higher the flow point temperature, the higher the silver content of the solder. Higher silver content improves color match to silver and theoretically produces a stronger bond.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich grade should you use?\u003c\/strong\u003e When manufacturing, start with the highest temperature (Hard) solder so that subsequent repairs can be made with lower temperature grades. When doing repairs, use the lowest temperature (Extra Easy or Easy) solder available, since the solder previously used is unknown.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes Easy, Medium and Hard silver wire solder grades in one kit\u003c\/li\u003e\n\u003cli\u003eEach wire length weighs approximately 1.66 pennyweights\u003c\/li\u003e\n\u003cli\u003eTotal kit weight approximately 5 dwt (1\/4 troy ounce)\u003c\/li\u003e\n\u003cli\u003eGraduated flow points support multi-stage fabrication and repair workflows\u003c\/li\u003e\n\u003cli\u003eHigher flow point grades offer higher silver content and improved color match to silver\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eWhat you get:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 length Easy silver wire solder (Part 804-401), 1325°F (719°C) flow point\u003c\/li\u003e\n\u003cli\u003e1 length Medium silver wire solder (Part 804-402), 1390°F (755°C) flow point\u003c\/li\u003e\n\u003cli\u003e1 length Hard silver wire solder (Part 804-403), 1475°F (802°C) flow point\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSolder is supplied in wire form. Flow points are the relative flow temperatures of the three grades in this kit.\u003c\/p\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43581631987926,"sku":"804-444","price":31.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/silver-wire-solder-kit-otto-frei.jpg?v=1719957481"},{"product_id":"silver-solder-sheet-kit","title":"Silver Solder Sheet Kit","description":"\u003cp\u003eA silver solder sheet kit puts three flow points on the bench at once, so a fabrication run and a later repair can each get the grade it needs. The Silver Solder Sheet Kit from Harmony is a practical starter and reference set for jewelers and metalsmiths working with silver, holding one small sheet each of three cadmium-free silver solders that span a range of flow points.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIncludes three cadmium-free silver solder sheets covering soft, medium and medium-hard flow points\u003c\/li\u003e\n\u003cli\u003eTotal weight of approximately 15 pennyweights across all three sheets\u003c\/li\u003e\n\u003cli\u003eSheet format cuts and portions easily at the bench\u003c\/li\u003e\n\u003cli\u003eCadmium-free formulation for safer studio use\u003c\/li\u003e\n\u003cli\u003eSpans a practical flow point range of 1260°F to 1375°F\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cp\u003eWhat you get:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e804-405, Soft\u003c\/strong\u003e, flow point 1260°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e804-406, Medium\u003c\/strong\u003e, flow point 1295°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e804-407, Medium-Hard\u003c\/strong\u003e, flow point 1375°F\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSilver solder grades, \u003cstrong\u003eExtra Soft, Soft, Medium, Medium-Hard\u003c\/strong\u003e and \u003cstrong\u003eHard\u003c\/strong\u003e, describe the \u003cem\u003erelative temperature flow points\u003c\/em\u003e within a solder line. Extra Soft, also called Extra Easy, flows at the lowest temperature, with each successive grade flowing at a progressively higher temperature. Generally, a higher flow point corresponds to a higher silver content, which improves color match to silver and can contribute to a stronger bond.\u003c\/p\u003e\u003cp\u003eFlow point temperatures vary between manufacturers. One maker's Medium may flow at the same temperature as another maker's Hard, so always verify flow points when mixing solder brands.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFor fabrication:\u003c\/strong\u003e Use the highest temperature (hardest) solder available so that subsequent repairs can be made with lower temperature solders without disturbing existing seams. \u003cstrong\u003eFor repairs:\u003c\/strong\u003e Use the lowest temperature (softest) solder appropriate for the job, since the solder grade used previously is often unknown.\u003c\/p\u003e","brand":"Harmony","offers":[{"title":"Default Title","offer_id":43581633495254,"sku":"804-415","price":115.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/silver-solder-sheet-kit-otto-frei.jpg?v=1719957481"},{"product_id":"silver-sheet-solder-eutectic-zinc-free-enameling","title":"Silver Sheet Solder Eutectic Zinc-Free for Enameling","description":"\u003cp\u003eZinc-free eutectic silver solder is the piece you reach for when a joint has to survive an enameling firing without spoiling the enamel. Commonly known as \u003cstrong\u003eIT solder\u003c\/strong\u003e, it is formulated specifically for enameling applications. Each piece weighs approximately 5 pennyweights (5 DWT, or 1\/4 troy ounce) and contains \u003cstrong\u003e80% silver and 20% copper\u003c\/strong\u003e, with no zinc in the alloy.\u003c\/p\u003e\u003cp\u003eZinc can cause bubbling and surface defects when solder comes into contact with enamel during firing, which is why eutectic silver solders are the professional standard for enameled metalwork. The eutectic composition, silver and copper only, removes that risk and makes this solder the reliable choice wherever enamel and solder may interact. The approximate flow point is \u003cstrong\u003e1560°F (848°C)\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eZinc-free eutectic alloy, safe for use in enameling applications\u003c\/li\u003e\n\u003cli\u003eContains 80% silver and 20% copper only\u003c\/li\u003e\n\u003cli\u003ePrevents bubbling when solder contacts enamel during firing\u003c\/li\u003e\n\u003cli\u003eAlso known as IT solder in the trade\u003c\/li\u003e\n\u003cli\u003eApproximate flow point of 1560°F (848°C)\u003c\/li\u003e\n\u003cli\u003eSold as a single piece weighing approximately 5 DWT (1\/4 troy ounce)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eEach piece measures approximately 3-1\/2 inches long by 1-1\/4 inches wide. Piece dimensions will vary.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43581741334742,"sku":"804-409","price":42.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/silver-sheet-solder-eutectic-zinc-free-for-enameling-otto-frei.jpg?v=1719957418"},{"product_id":"easy-clipped-silver-solder-half-oz-packs","title":"Easy Clipped Silver Solder-1\/2 Oz. Packs","description":"\u003cp\u003ePre-clipped easy flow silver solder lets you place a piece and go straight to the joint, without stopping to cut solder strip at the bench. Each piece is clipped to a precise 0.040\" × 0.040\" (1 mm × 1 mm) square, and packs weigh approximately 1\/2 Troy Ounce (10 DWT).\u003c\/p\u003e\u003cp\u003eEasy flow silver solder is ideal for joining silver components that require a lower flow temperature, making it the right choice for assemblies where higher-temperature solders might damage previously soldered joints or heat-sensitive elements.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePre-clipped into uniform 0.040\" × 0.040\" (1 mm × 1 mm) square pieces, so no cutting is required\u003c\/li\u003e\n\u003cli\u003eEasy flow formula with a flow temperature of approximately 1325°F\u003c\/li\u003e\n\u003cli\u003e65% silver content\u003c\/li\u003e\n\u003cli\u003eSold in packs of approximately 1\/2 Troy Ounce (10 DWT)\u003c\/li\u003e\n\u003cli\u003eConsistent piece size supports accurate solder placement and reduces waste\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43583680708822,"sku":"804-565","price":56.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/easy-clipped-silver-solder-12-oz-packs-otto-frei.jpg?v=1719956550"},{"product_id":"hard-clipped-silver-solder-half-oz-packs","title":"Hard Clipped Silver Solder - 1\/2 Oz Packs","description":"\u003cp\u003ePre-cut hard flow silver solder for bench soldering, supplied in convenient 1\/2 Troy Ounce (10 DWT) packs. Each piece is pre-cut to \u003cstrong\u003e.040\" × .040\" (1 mm × 1 mm)\u003c\/strong\u003e square, eliminating the time-consuming step of cutting solder yourself at the bench. Hard silver solder flows at approximately \u003cstrong\u003e1450°F\u003c\/strong\u003e, making it ideal for early-stage joins in multi-step soldering sequences where subsequent solder operations will use lower-flow grades.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePre-cut to .040\" × .040\" (1 mm × 1 mm) square pieces, so no bench cutting is required\u003c\/li\u003e\n\u003cli\u003eHard flow grade that flows at approximately 1450°F\u003c\/li\u003e\n\u003cli\u003e75% silver content\u003c\/li\u003e\n\u003cli\u003eSold in packs weighing approximately 1\/2 Troy Ounce (10 DWT)\u003c\/li\u003e\n\u003cli\u003eSaves time and reduces material waste compared to cutting strip solder\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43584541327574,"sku":"804-567","price":65.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/hard-clipped-silver-solder-12-oz-packs-otto-frei.jpg?v=1719956108"},{"product_id":"medium-clipped-silver-solder-half-oz-packs","title":"Medium Clipped Silver Solder - 1\/2 Oz Packs","description":"\u003cp\u003ePre-cut solder chips take the measuring and snipping out of the job, so a joint gets the same amount of solder every time. These medium silver solder pieces are sold in packs weighing approximately 1\/2 troy ounce (10 DWT).\u003c\/p\u003e\n\u003cp\u003eEach piece is clipped to a precise \u003cstrong\u003e.040\" × .040\" (1 mm × 1 mm)\u003c\/strong\u003e square, so there is nothing to cut before you solder and waste stays low. The alloy is 70% silver and flows at approximately \u003cstrong\u003e1360°F\u003c\/strong\u003e, a mid-range flow temperature suited to work where an easy solder would be too low and hard solder is unnecessary.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePre-cut .040\" × .040\" (1 mm × 1 mm) square pieces, no cutting required\u003c\/li\u003e\n\u003cli\u003eMedium flow temperature of approximately 1360°F\u003c\/li\u003e\n\u003cli\u003e70% silver content\u003c\/li\u003e\n\u003cli\u003eSold in packs of approximately 1\/2 troy ounce (10 DWT)\u003c\/li\u003e\n\u003cli\u003eConsistent piece size reduces waste and speeds workflow\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43586860286166,"sku":"804-566","price":60.42,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/medium-clipped-silver-solder-12-oz-packs-otto-frei.jpg?v=1719955756"},{"product_id":"silver-wire-solder-extra-easy-easy-medium-hard-quarter-oz-coils","title":"Silver Wire Solders-Extra Easy, Easy, Med \u0026 Hard-1\/4 Oz. Coils","description":"\u003cp\u003eSilver wire solder feeds a joint by the inch, which suits pick soldering and any seam where a measured length of solder beats a cut chip. Choose from four temperature flow points for hard (torch) soldering, also known as brazing, on silver jewelry and metalwork. Each coil weighs approximately 1\/4 ounce (5 DWT), measures approximately 4-1\/2 feet in length, and is formed from round wire 0.032 inch (0.8mm) in diameter, equivalent to 20 gauge. Coils are sold individually.\u003c\/p\u003e\u003cp\u003eThe designations \u003cstrong\u003eExtra Easy\u003c\/strong\u003e, \u003cstrong\u003eEasy\u003c\/strong\u003e, \u003cstrong\u003eMedium\u003c\/strong\u003e, and \u003cstrong\u003eHard\u003c\/strong\u003e describe the relative temperature flow points within this solder family. Extra Easy flows at the lowest temperature, progressing upward through Easy and Medium to Hard at the highest. Generally, higher flow point temperatures correspond to higher silver content, which can improve color match to silver and theoretically produce a stronger bond. Flow point designations are relative within a line, so one maker's Medium may flow at the same temperature as another maker's Hard.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich grade should you use?\u003c\/strong\u003e When manufacturing, use the highest temperature (Hard) solder available so that subsequent repairs can be made with lower temperature solders. When making repairs, use the lowest temperature (Extra Easy) solder possible, since the grade used previously is typically unknown.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFour flow point grades: Extra Easy, Easy, Medium, and Hard\u003c\/li\u003e\n\u003cli\u003eRound wire form, 0.032 inch (0.8mm) diameter, 20 gauge\u003c\/li\u003e\n\u003cli\u003eEach coil approximately 1\/4 oz (5 DWT) and 4-1\/2 feet long\u003c\/li\u003e\n\u003cli\u003eFor hard (torch) soldering and brazing only\u003c\/li\u003e\n\u003cli\u003eHigher silver content grades offer closer color match to silver\u003c\/li\u003e\n\u003cli\u003eGraduated flow points allow sequential soldering of multiple joints\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003cth\u003eFlow Point\u003c\/th\u003e\n\u003cth\u003eSilver Content\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-400\u003c\/td\u003e\n\u003ctd\u003eExtra Easy\u003c\/td\u003e\n\u003ctd\u003e1300°F \/ 705°C\u003c\/td\u003e\n\u003ctd\u003e56% Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-401\u003c\/td\u003e\n\u003ctd\u003eEasy\u003c\/td\u003e\n\u003ctd\u003e1325°F \/ 719°C\u003c\/td\u003e\n\u003ctd\u003e65% Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-402\u003c\/td\u003e\n\u003ctd\u003eMedium\u003c\/td\u003e\n\u003ctd\u003e1390°F \/ 755°C\u003c\/td\u003e\n\u003ctd\u003e70% Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-403\u003c\/td\u003e\n\u003ctd\u003eHard\u003c\/td\u003e\n\u003ctd\u003e1475°F \/ 802°C\u003c\/td\u003e\n\u003ctd\u003e75% Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Otto Frei","offers":[{"title":"Extra Easy","offer_id":43587031990486,"sku":"804-400","price":28.2,"currency_code":"USD","in_stock":false},{"title":"Easy","offer_id":47562358915286,"sku":"804-401","price":28.25,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":47561579921622,"sku":"804-402","price":30.21,"currency_code":"USD","in_stock":false},{"title":"Hard","offer_id":47557498863830,"sku":"804-403","price":32.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/silver-wire-solders-extra-easy-easy-med-and-hard-14-oz-coils-otto-frei.jpg?v=1719955722"},{"product_id":"silver-sheet-solder-extra-soft-soft-medium-medium-hard-hard-quarter-oz","title":"Silver Sheet Solders-Extra Soft, Soft, Med, Med Hard \u0026 Hard-1\/4 Oz. Sheets","description":"\u003cp\u003eSilver sheet solder is cut to size at the bench for hard (torch) soldering and brazing of silver jewelry and metalwork. Each Harmony sheet weighs approximately 5 pennyweights (1\/4 troy ounce, 7.7 grams) and measures approximately 40 mm × 60 mm with a thickness of 0.30–0.33 mm. Five flow points, Extra-Soft through Hard, cover new fabrication, repair work, and specialty applications such as enameling.\u003c\/p\u003e\u003cp\u003eThe grade names Extra-Soft, Soft, Medium, Medium-Hard, and Hard describe relative flow temperatures within this solder line. Each successive grade flows at a higher temperature, which generally produces a stronger bond. Flow point designations can vary between manufacturers, so one maker's Medium may flow near another maker's Hard.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExtra-Soft\u003c\/strong\u003e solder, also called Extra-Easy, produces a pale yellow appearance and leaves a visible seam on silver. It is recommended for eyeglass repair and applications requiring the lowest flow point. \u003cem\u003eExtra-Soft is the only grade in this line that contains cadmium.\u003c\/em\u003e All other grades are cadmium-free.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSoft\u003c\/strong\u003e solder is also referred to as Easy solder.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHard (IT) solder\u003c\/strong\u003e flows at 1490°F (810°C), above typical enameling firing temperatures, which makes it suitable for soldering findings onto pieces prior to enameling. Keep this solder from contacting enamel directly, since zinc-bearing solders can cause enamel to bubble on contact.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eChoosing a grade:\u003c\/strong\u003e When manufacturing, use the hardest (highest flow point) solder you can so that future repairs can be made with lower temperature solders. When repairing, use the softest grade possible, since the solder previously used is unknown.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFive flow point grades: Extra-Soft, Soft, Medium, Medium-Hard, and Hard\u003c\/li\u003e\n\u003cli\u003eSheet form cuts and sizes easily to fit any seam\u003c\/li\u003e\n\u003cli\u003eEach sheet weighs approximately 5 DWT (1\/4 troy ounce, 7.7 grams)\u003c\/li\u003e\n\u003cli\u003eFor hard (torch) soldering and brazing only, not for soft soldering\u003c\/li\u003e\n\u003cli\u003eHard grade functions as IT solder for pre-enameling applications\u003c\/li\u003e\n\u003cli\u003eAll grades except Extra-Soft are cadmium-free\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003cth\u003eFlow Point\u003c\/th\u003e\n\u003cth\u003eSilver Content\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-404\u003c\/td\u003e\n\u003ctd\u003eExtra-Soft (Extra-Easy), contains cadmium\u003c\/td\u003e\n\u003ctd\u003e1190°F \/ 644°C\u003c\/td\u003e\n\u003ctd\u003e30%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-405\u003c\/td\u003e\n\u003ctd\u003eSoft (Easy)\u003c\/td\u003e\n\u003ctd\u003e1260°F \/ 682°C\u003c\/td\u003e\n\u003ctd\u003e45%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-406\u003c\/td\u003e\n\u003ctd\u003eMedium\u003c\/td\u003e\n\u003ctd\u003e1295°F \/ 702°C\u003c\/td\u003e\n\u003ctd\u003e65%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-407\u003c\/td\u003e\n\u003ctd\u003eMedium-Hard\u003c\/td\u003e\n\u003ctd\u003e1375°F \/ 746°C\u003c\/td\u003e\n\u003ctd\u003e75%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-408\u003c\/td\u003e\n\u003ctd\u003eHard (IT Solder)\u003c\/td\u003e\n\u003ctd\u003e1490°F \/ 810°C\u003c\/td\u003e\n\u003ctd\u003e80% Silver \/ 20% Copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra-Soft (804-404) contains cadmium.\u003c\/strong\u003e All other grades are cadmium-free.\u003c\/li\u003e\n\u003cli\u003eHard (IT) solder must not come into contact with enamel during the enameling process, since zinc-bearing solder contact may cause bubbling.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Harmony","offers":[{"title":"Extra-Soft","offer_id":43587032121558,"sku":"804-404","price":28.14,"currency_code":"USD","in_stock":false},{"title":"Soft","offer_id":47562685055190,"sku":"804-405","price":38.15,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":47562358948054,"sku":"804-406","price":38.31,"currency_code":"USD","in_stock":true},{"title":"Medium-Hard","offer_id":47561579954390,"sku":"804-407","price":39.09,"currency_code":"USD","in_stock":true},{"title":"Hard","offer_id":47557498929366,"sku":"804-408","price":39.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/silver-sheet-solders-extra-soft-soft-med-med-hard-and-hard-14-oz-sheets-otto-frei.jpg?v=1719955722"},{"product_id":"silver-paste-solder-extra-easy-easy-medium-hard-syringe","title":"Silver Paste Solders-Extra Easy,Easy, Medium \u0026 Hard","description":"\u003cp\u003eSilver paste solder puts a measured bead of flux-mixed solder exactly where the joint needs it, so torch work at the bench stays clean and repeatable. Four flow-point options—Extra Easy, Easy, Medium, and Hard—give jewelers and metalsmiths control over a soldering sequence. Each syringe holds approximately 10 pennyweights (10 DWT, one half troy ounce) of silver solder pre-mixed with paste flux, and the paste extrudes directly from the syringe for accurate placement on the work. \u003cstrong\u003eThis paste silver solder is intended for hard (torch) soldering, or brazing, only.\u003c\/strong\u003e All formulas are cadmium free and lead free.\u003c\/p\u003e\u003cp\u003eThe grades Extra Easy, Easy, Medium, and Hard describe the \u003cem\u003erelative temperature flow points\u003c\/em\u003e within a solder family. Extra Easy flows at the lowest temperature and Hard flows at the highest. As a general rule, higher flow-point solders carry a higher silver content, which improves color match to sterling silver and can contribute to stronger bonds. When manufacturing, begin with the hardest (highest temperature) solder so that later repairs can be made with lower temperature grades without re-flowing earlier joints. When making repairs, use the lowest temperature solder available, since the alloys used originally are unknown.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWarning: paste flux contains fluorides. Use in a well-ventilated area.\u003c\/strong\u003e\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFour flow-point grades: Extra Easy, Easy, Medium, and Hard\u003c\/li\u003e\n\u003cli\u003ePre-mixed with paste flux, ready to use\u003c\/li\u003e\n\u003cli\u003eSyringe delivery allows precise, controlled application\u003c\/li\u003e\n\u003cli\u003eApproximately 10 DWT (one half troy ounce) of paste solder per syringe\u003c\/li\u003e\n\u003cli\u003eCadmium free and lead free formulas\u003c\/li\u003e\n\u003cli\u003eFor hard (torch) soldering and brazing only\u003c\/li\u003e\n\u003cli\u003ePaste flux contains fluorides, so use with adequate ventilation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003cth\u003eSilver Content\u003c\/th\u003e\n\u003cth\u003eFlow Point\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e154.829\u003c\/td\u003e\n\u003ctd\u003eExtra Easy\u003c\/td\u003e\n\u003ctd\u003e56% Silver\u003c\/td\u003e\n\u003ctd\u003e1200°F (650°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e154.830\u003c\/td\u003e\n\u003ctd\u003eEasy\u003c\/td\u003e\n\u003ctd\u003e65% Silver\u003c\/td\u003e\n\u003ctd\u003e1240°F (670°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e154.831\u003c\/td\u003e\n\u003ctd\u003eMedium\u003c\/td\u003e\n\u003ctd\u003e70% Silver\u003c\/td\u003e\n\u003ctd\u003e1275°F (690°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e154.832\u003c\/td\u003e\n\u003ctd\u003eHard\u003c\/td\u003e\n\u003ctd\u003e75% Silver\u003c\/td\u003e\n\u003ctd\u003e1365°F (740°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFlow-point grade labels, Extra Easy through Hard, are relative within a product family. Flow temperatures can vary between manufacturers, so one maker's Medium may flow at the same temperature as another maker's Hard.\u003c\/li\u003e\n\u003cli\u003ePaste flux contains fluorides. Ensure adequate ventilation when using this product.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"Extra Easy","offer_id":43587032318166,"sku":"154.829","price":36.3,"currency_code":"USD","in_stock":true},{"title":"Easy","offer_id":47807136760022,"sku":"154.830","price":40.8,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":47807136792790,"sku":"154.831","price":43.25,"currency_code":"USD","in_stock":true},{"title":"Hard","offer_id":47807136825558,"sku":"154.832","price":47.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/silver-paste-solders-extra-easyeasy-medium-and-hard-otto-frei.jpg?v=1719955722"},{"product_id":"silver-30-gauge-speedwire-laserwire","title":"Speedwire Silver 30 Gauge Laserwire With Dispenser \u0026 Refills","description":"\u003cp\u003ePlacing laser welding wire by hand is awkward and puts fingertips close to the weld. Speedwire is a laser welding wire dispenser built to solve how to control and place laser wire precisely, and this dispenser comes pre-loaded with specially formulated H-80 silver laser wire, an alloy of 80% silver with the balance copper and a small amount of zinc. \u003cem\u003eIt is good laserwire for silver repair and works well on eyeglass repair jobs too.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003eThe laser welding wire is housed in a sealed see-through compartment at the rear of the dispenser. Move the rollers forward with a fingertip to dispense wire through the stainless steel guide tube, or move them the other way to retract it. Because the laserwire is no longer held directly in the hand, the chance of an accidental finger burn is greatly reduced.\u003c\/p\u003e\u003cp\u003eThe stainless steel tube supports the wire as close as 2mm from the weld, so the operator can control wire position without moving their hands or the work piece, which saves the time spent repositioning and refocusing. Each dispenser and refill is color coded for metal type and clearly labeled with wire gauge and metal quality, and the annealed coil stays clean and tangle free with the remaining wire in view so it does not run short unexpectedly.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePre-loaded with H-80 silver laserwire, an alloy of 80% silver with the balance copper and a small amount of zinc\u003c\/li\u003e\n\u003cli\u003e10 feet of 30 gauge (.010\"\/0.25mm) laserwire per dispenser or refill\u003c\/li\u003e\n\u003cli\u003eFingertip rollers dispense and retract the wire through a stainless steel guide tube\u003c\/li\u003e\n\u003cli\u003eWire supported as close as 2mm from the weld for precise placement\u003c\/li\u003e\n\u003cli\u003eSealed see-through compartment keeps the annealed coil clean, tangle free, and in view\u003c\/li\u003e\n\u003cli\u003eHand stays off the laserwire, greatly reducing accidental finger burns\u003c\/li\u003e\n\u003cli\u003eColor coded for metal type and labeled with wire gauge and metal quality\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eSelect Option\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-850\u003c\/td\u003e\n\u003ctd\u003e30 Ga. with dispenser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-850RF\u003c\/td\u003e\n\u003ctd\u003e30 Ga. refill only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSpeedwire laserwire is karat material and not solder, as laser welding uses the parent metal as the filler. The result is a seamless join that wears and tarnishes at the same rate as the rest of the piece.\u003c\/li\u003e\n\u003cli\u003eDispensers and refills both hold 10 feet of laserwire. This listing is the 30 gauge (.010\"\/0.25mm) size.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Speedwire","offers":[{"title":"30Ga. w\/ Dispenser","offer_id":43587215556822,"sku":"804-850","price":126.75,"currency_code":"USD","in_stock":true},{"title":"30Ga. Refill only","offer_id":43587215589590,"sku":"804-850RF","price":49.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/804-850NEW_thumb_6b2239a6-cab8-4eac-8da7-dc94cc903ecf.jpg?v=1753297379"},{"product_id":"sterling-silver-laser-welder-wire-quarter-ounce-26-30ga","title":"Sterling Silver Laser Welder Wire-1\/4 Ounce Coils-26 \u0026 30 Ga.","description":"\u003cp\u003eLaser welding requires filler that matches the metal on the bench rather than solder, and this coil is alloyed to sterling for exactly that purpose.\u003c\/p\u003e\u003cp\u003eThis sterling silver laser wire is alloyed at 0.925 silver and 0.075 copper, making it a precise match for sterling silver work. It is offered in two fine gauges, listed below, and the wire is sold in coils weighing approximately 1\/4 troy ounce (5 dwt \/ 7.7 grams) each, a practical working quantity for the bench.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTrue laser welding wire rather than solder, for use with laser welder systems\u003c\/li\u003e\n\u003cli\u003eSterling silver alloy of 0.925 silver and 0.075 copper for accurate metal matching\u003c\/li\u003e\n\u003cli\u003eTwo fine gauges to suit different laser welding applications\u003c\/li\u003e\n\u003cli\u003eSold in coils of approximately 1\/4 troy ounce (5 dwt \/ 7.7 grams)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eGauge\u003c\/th\u003e\n\u003cth\u003eDiameter (mm)\u003c\/th\u003e\n\u003cth\u003eDiameter (in)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-403\/26\u003c\/td\u003e\n\u003ctd\u003e26 Gauge\u003c\/td\u003e\n\u003ctd\u003e0.40 mm\u003c\/td\u003e\n\u003ctd\u003e0.016\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e804-403\/30\u003c\/td\u003e\n\u003ctd\u003e30 Gauge\u003c\/td\u003e\n\u003ctd\u003e0.25 mm\u003c\/td\u003e\n\u003ctd\u003e0.010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Otto Frei","offers":[{"title":"26 Gauge","offer_id":47551355584726,"sku":"804-403\/26","price":16.0,"currency_code":"USD","in_stock":false},{"title":"30 Gauge","offer_id":47551355617494,"sku":"804-403\/30","price":51.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/sterling-silver-laser-welder-wire-14-ounce-coils-26-and-30-ga-otto-frei.jpg?v=1719955583"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/collections\/silver-wire-solders-extra-easy-easy-med-and-hard-14-oz-coils-otto-frei.jpg?v=1759158773","url":"https:\/\/www.ottofrei.com\/ja\/collections\/silver-solder-jewelry-torch-soldering.oembed","provider":"Otto Frei","version":"1.0","type":"link"}