Wärmeaustauschmittel

Honeycomb ceramic heat media,as the media of heat storage and heat exchange,has been widely applied in the fields of metallurgy,petroleum and chemical industry,electric power,boiler and so on,honeycomb ceramic heat media are made of corundum-mullite,cordierite-mullite,cordierite,mullite,zirconia-mullite,carborundum and so on with different hole shapes,such as square hole and hexagon hole,different wall thickness from 0.5mm to 5mm,and different specifications:such as 100×150×100mm,100×100×100mm,150×150×150mm,150×150×300mm and so on, at the same time,we can offer th products according to customer's requirements.The size,parameter,physical performance,chemical component refer to following tables: 1.chemical composition: CompositionAlumina CeramicMulliteCordierite DenseCordierite PorousStonewareSiO2 42.827.847.847.970.2AI2O350.570.135.133.719.4MgO--8.5-9.512-130.18Fe2O30.50.80.781.00.5Na O2+K o2+Ca O4.81.02-2.51.033.3TiO2+BaO--0.390.780.25High Aluminum Al2O3>90%Al2O3>90%High Silicon SiO2>98%SiO2>98%2.Speciality & Sizes:Quantity of ChannelsChannel density (cm2)Width of channel (mm)Specific surface area(m2/m3)Hole fraction (%)5x5126.31177713x135(1)9.22786420x2011(2)6.44557325x2518(3)4.95406740x4046(7)3.08256550x5072(11)2.31005573.Physics performance:PerformanceUnitsAlumina CeramicMulliteCordierite DenseCordierite PorousStonewareDensityg/cm3 2.72.12.47 1.92.3-2.4The hot coefficient of expansion 20-100010-6/K-15-64.5-52-2.51.5-1.84-7Heat capacity 20-1000J/kgk800-900850-1050800-1200750-800840-920Heat resisting assaultingk150350250300250The highest using temperature14001600130012001100