... 2,Low thermal conductivity 3,Resistance to heat-shock 4,easy installation Brother CERAMIC FIBER Block is made of fold ... CHARACTERISTIC: Low bulk density Low thermal conductivity Resistance to heat-shock Resistance to airspeed eroding High mechanical strength High ... ,Cracking Furnace All other industrial kilns such as heat-treatment furnace,ceramic kiln and kiln carStandard Size: 300x300x150/200/250/ ...