{"product_id":"usg-super-fine-casting-plaster-50-lbs-rmsfcp","title":"USG Super-Fine Casting Plaster","description":"\u003cdiv class=\"rm-testing-statement\" style=\"border:2px solid #8a5a00;border-radius:6px;padding:12px 16px;margin:16px 0;background:#fdf6e3;\"\u003e\u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eYou must test before you use it, at any scale.\u003c\/strong\u003e Raw materials, mined or man-made, are not consistent. Setting time, strength, expansion and absorption can change from one bag to the next and from one supplier to another, even when the name on the bag stays the same. Before you pour a mold or casting of any size, mix a small test batch with your own water and mixing method, let it set, and check the results.\u003c\/p\u003e\u003c\/div\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003ch2 class=\"abz-seo-product\"\u003eUSG Super-Fine Casting Plaster 50 Lbs.\u003c\/h2\u003e\n General use plaster of Paris","brand":"USG","offers":[{"title":"50 Pounds","offer_id":45105282253122,"sku":"RMSFCP50","price":31.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/5508\/2050\/files\/usg-superfine-casting_497458bd-fb84-4817-9132-2305228d05b5.jpg?v=1791876105","url":"https:\/\/www.sheffield-pottery.live\/products\/usg-super-fine-casting-plaster-50-lbs-rmsfcp","provider":"Sheffield Pottery Inc.","version":"1.0","type":"link"}