{"product_id":"dark-yellow-casting-master-alloy-9k-14k","title":"Dark Yellow 9-14 Investment Casting Master Alloy For Stone In Place Casting-Per Troy Ounce (20 DWT)","description":"\u003cp\u003eThis \u003cstrong\u003eDark Yellow Investment Casting Master Alloy\u003c\/strong\u003e is formulated for alloying with pure gold to produce 9K to 14K casting alloy, with specific performance characteristics suited for \u003cstrong\u003estone-in-place casting\u003c\/strong\u003e. Sold per troy ounce (20 pennyweights \/ 31.1 grams), this master alloy contains no gold — it is designed to be combined with fine gold to achieve the desired karat and color.\u003c\/p\u003e\u003cp\u003eThe dark yellow color profile makes it well suited for warm-toned gold alloys in the 9K to 14K range. Note that the formulation may include proprietary metals, silicon, and deoxidizers beyond the listed composition.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEngineered for \u003cstrong\u003estone-in-place investment casting\u003c\/strong\u003e applications\u003c\/li\u003e\n\u003cli\u003eProduces \u003cstrong\u003edark yellow\u003c\/strong\u003e gold alloys when combined with pure gold\u003c\/li\u003e\n\u003cli\u003eCompatible with gold alloy targets from \u003cstrong\u003e9K to 14K\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContains no gold\u003c\/strong\u003e — sold as a master alloy for blending with fine gold\u003c\/li\u003e\n\u003cli\u003eMay contain proprietary metals, silicon, and deoxidizers for optimized casting performance\u003c\/li\u003e\n\u003cli\u003eSold by the troy ounce (20 DWT \/ 31.1 grams)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003eDark Yellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eInvestment casting master alloy; stone-in-place casting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGold Content\u003c\/th\u003e\n\u003ctd\u003eNone — alloy base only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Karat Range\u003c\/th\u003e\n\u003ctd\u003e9K–14K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eComposition (listed)\u003c\/th\u003e\n\u003ctd\u003eCopper (Cu) 73.7%, Silver (Ag) 14.8%, Zinc (Zn) 11.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAdditional Components\u003c\/th\u003e\n\u003ctd\u003eMay contain proprietary metals, silicon, and deoxidizers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold By\u003c\/th\u003e\n\u003ctd\u003eTroy ounce (20 DWT \/ 31.1 grams)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cp\u003eComposition percentages reflect listed ingredients only. Proprietary metals and processing additives such as silicon and deoxidizers may also be present in the formulation but are not disclosed in the composition breakdown. Always verify final alloy karat and properties through testing before use in finished work.\u003c\/p\u003e","brand":"Otto Frei","offers":[{"title":"Default Title","offer_id":43581634183382,"sku":"846-128","price":26.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/dark-yellow-9-14-investment-casting-master-alloy-for-stone-in-place-casting-per-troy-ounce-20-dwt-otto-frei.jpg?v=1719957479","url":"https:\/\/www.ottofrei.com\/products\/dark-yellow-casting-master-alloy-9k-14k","provider":"Otto Frei","version":"1.0","type":"link"}