{"product_id":"art-clay-copper-metal-clay-50g","title":"Art Clay Copper 50 Gram Pack","description":"\u003cp\u003e\u003cstrong\u003eArt Clay Copper\u003c\/strong\u003e is a user-friendly copper metal clay that fires cleanly with a butane torch or in an electric kiln—\u003cem\u003eno activated carbon required\u003c\/em\u003e. Shape, texture, and assemble as you would with other metal clay products to create jewelry components, decorative elements, and small sculptures. After firing, pieces are 100% copper. This 50 g pack provides ample material for multiple projects.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFires with a butane torch or electric kiln — no carbon media needed\u003c\/li\u003e\n\u003cli\u003eApproximately 10% shrinkage from clay to finished metal\u003c\/li\u003e\n\u003cli\u003eSuitable for painting over organic forms to create lightweight, hollow copper pieces after burnout\u003c\/li\u003e\n\u003cli\u003eCompatible with common metal clay tools — keep a dedicated set to avoid cross-contamination with other metals\u003c\/li\u003e\n\u003cli\u003eFinishes to solid copper — pickle, brush or burnish, then polish or tumble\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Weight\u003c\/th\u003e\n\u003ctd\u003e50 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eComposition (clay state)\u003c\/th\u003e\n\u003ctd\u003e~90% copper with moisture and organic binder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShrinkage\u003c\/th\u003e\n\u003ctd\u003e~10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFiring – Kiln\u003c\/th\u003e\n\u003ctd\u003eApprox. 1778°F (970°C) held for 30 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFiring – Torch\u003c\/th\u003e\n\u003ctd\u003e~10 minutes to an even orange glow (follow manufacturer guidance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCarbon Requirement\u003c\/th\u003e\n\u003ctd\u003eNone — open air firing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJewelry making: charms, pendants, links, bead caps, and findings\u003c\/li\u003e\n\u003cli\u003eTextured components and relief work\u003c\/li\u003e\n\u003cli\u003eHollow forms: paint over leaves or twigs; organics burn out during firing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 sealed 50 g pack of Art Clay Copper\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUse a separate set of tools and finishing media from those used for silver or other metals.\u003c\/li\u003e\n\u003cli\u003eAfter firing, pickle to remove oxides, then brush or burnish and polish or tumble.\u003c\/li\u003e\n\u003cli\u003eEnsure pieces are fully dry before firing for best strength and surface quality.\u003c\/li\u003e\n\u003cli\u003eObserve standard kiln and torch safety practices and ensure adequate ventilation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Art Clay Silver","offers":[{"title":"Default Title","offer_id":43581740712150,"sku":"856-300","price":28.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/art-clay-copper-50-gram-pack-otto-frei.jpg?v=1719957418","url":"https:\/\/www.ottofrei.com\/products\/art-clay-copper-metal-clay-50g","provider":"Otto Frei","version":"1.0","type":"link"}