{"product_id":"lvsdso-super-duty-firebrick","title":"Super Duty Hardbrick FireBrick-Straights 2.5\"","description":"\u003ch2 class=\"abz-seo-product\"\u003eSUPER DUTY Hardbrick FireBrick STRAIGHT Fire Brick\u003c\/h2\u003e\n\u003cp\u003eThese dense Firebrick are 9\" x 4.5\" x 2.5\".\u003cbr\u003eThey are used in wood-fired kilns and ovens. The are also used in bag walls of gas kilns and many other high temp applications.\u003cbr\u003eThey are also available in 3\" size : 9\" x 4.5\" x 3\" as well as various arches, wedges, splits and soaps.\u003cbr\u003eThey handle temperatures well over 2350 F.\u003cbr\u003eThis type of dense fire brick is resistant to abrasion.\u003cbr\u003eFor salt soda kilns you will want to select the 70% Alumina bricks. You can use the more economical High Heat duty grade fire bricks in the chimneys of wood and gas kilns.\u003c\/p\u003e\n\u003cp\u003eMost kilns, ovens and furnaces utilize a combination of several types of fire-brick and refractories.\u003cbr\u003eFeel free to email or give us a call if you need help selecting the correct bricks for your application.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePHYSICAL PROPERTIES\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003ePCE Value 33 - 34\u003cbr\u003eApparent Porosity 14 - 19%\u003cbr\u003eBulk Density 135 - 141 lb\/ft3\u003cbr\u003eModulus of Rupture 900 - 1500 lb\/in2\u003cbr\u003eCold Crush Strength 3000 - 5000 lb\/in2\u003cbr\u003eLinear Reheat Change (2910º F) + 0.5-1.5%\u003cbr\u003ePanel Spall Loss (3000º F) 3 - 6%\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCHEMICAL PROPERTIES\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eSiO 52.80%\u003cbr\u003eAl2O3 41.50%\u003cbr\u003eFe2O3 1.89%\u003cbr\u003eTiO2 2.86%\u003cbr\u003eCaO 0.03%\u003cbr\u003eMgO 0.20%\u003cbr\u003eAlkalies 0.93%\u003c\/p\u003e\n\u003cp\u003eCall to special order any firebrick sizes not shown. Discounts are available when ordering full pallets of fire bricks.\u003c\/p\u003e","brand":"Louisville Firebrick","offers":[{"title":"Default Title","offer_id":45113418154306,"sku":"LVSD","price":5.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/5508\/2050\/products\/LVSD-2.jpg?v=1683884271","url":"https:\/\/www.sheffield-pottery.com\/products\/lvsdso-super-duty-firebrick","provider":"Sheffield Pottery Inc.","version":"1.0","type":"link"}