{"product_id":"jackson-ball-clay-10-lb-bag-rmjackso","title":"Jackson Ball Clay","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. Color, strength, particle size and chemistry 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 use this material in a glaze, slip or clay body of any size, mix a small test batch, fire it on your own clay in your own kiln, and check the results.\u003c\/p\u003e\u003c\/div\u003e\n\u003ch2 class=\"abz-seo-product\"\u003eJACKSON BALL CLAY 50 Pounds\u003c\/h2\u003e\n\u003cp\u003eJackson A fine-grained, high alumina ball clay, from Gleason, TN - known for its excellent fired color, strength and plasticity. Jackson is very popular in both casting and plastic formed bodies. Ceramic applications include dinnerware, sanitaryware, artware, electrical porcelain and refractories.\u003cbr\u003eTYPICAL PROPERTIES\u003cbr\u003eCHEMICAL ANALYSIS\u003cbr\u003eSiO2 (%) 54.5\u003cbr\u003eAl2O3 (%) 30.2\u003cbr\u003eFe2O3 (%) 0.8\u003cbr\u003eTiO2\u003cbr\u003e(%) 2.5\u003cbr\u003eK2O (%) 0.9\u003cbr\u003eNa2O (%) 0.2\u003cbr\u003eCaO (%) 0.2\u003cbr\u003eMgO (%) 0.3\u003cbr\u003eL.O.I. (% at 950ºC) 10.7\u003cbr\u003eCarbon (%) 0.5\u003cbr\u003ePHYSICAL PROPERTIES\u003cbr\u003eWater of Plasticity (%) 32.1\u003cbr\u003eDry Shrinkage (%) 5.0\u003cbr\u003eDry M.O.R.** (psi) 604\u003cbr\u003epH 4.2\u003cbr\u003eM.B.I. (meq\/100g) 7.6\u003cbr\u003eSpecific Surface Area (sq-m\/g) 23.3\u003cbr\u003eSoluble SO\u003cbr\u003e4\u003cbr\u003e*** (ppm) Low\u003cbr\u003eFIRED PROPERTIES\u003cbr\u003eTotal Shrinkage (%)\u003cbr\u003eCone 5 12.7\u003cbr\u003eCone 10 15.6\u003cbr\u003eAbsorption (%)\u003cbr\u003eCone 5 11.6\u003cbr\u003eCone 10 5.0\u003cbr\u003eP.C .E 33\u003cbr\u003ePARTICLE SIZE\u003cbr\u003e%\u0026lt; 20 (microns) 97\u003cbr\u003e%\u0026lt; 10 (microns) 92\u003cbr\u003e%\u0026lt; 5 (microns) 87\u003cbr\u003e%\u0026lt; 2 (microns) 76\u003cbr\u003e%\u0026lt; 1 (microns) 67\u003cbr\u003e%\u0026lt; 0.5 (microns) 55\u003cbr\u003e%\u0026lt;0.2 (microns) 39 \u003cbr\u003e\u003c\/p\u003e","brand":"Sheffield Pottery","offers":[{"title":"5 Pounds","offer_id":67286237118835,"sku":"RMJACKSO-5","price":6.5,"currency_code":"USD","in_stock":true},{"title":"10 Pounds","offer_id":67286237151603,"sku":"RMJACKSO10","price":12.0,"currency_code":"USD","in_stock":true},{"title":"25 Pounds","offer_id":67286237184371,"sku":"RMJACKSO-25","price":27.5,"currency_code":"USD","in_stock":true},{"title":"50 Pounds","offer_id":45113728008514,"sku":"RMJACKSO","price":27.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/5508\/2050\/files\/s_15284.5b36a9efc897b_832c6207-0ac1-4ce6-a395-7de16a33039d.jpg?v=1696880345","url":"https:\/\/www.sheffield-pottery.live\/products\/jackson-ball-clay-10-lb-bag-rmjackso","provider":"Sheffield Pottery Inc.","version":"1.0","type":"link"}