耐火材料導(dǎo)熱系數(shù)

1、q=c p dA Tp :煙氣密度kg/md:橫截面所對應(yīng)的窯長m T:窯內(nèi)最高溫度K800 c時c p =0.417 KJ/m3- k900 c時c p =0.388 KJ/m3- k1000c時c p =0.3592 KJ/m3- k1100C時c p =0.3400 KJ/m3- k1200c時c p =0.3216 KJ/m3- k1kg 25度水變成水蒸汽所需熱量為2571.68kj水在100度時汽化潛熱為2256.68kj/kg耐火材料應(yīng)用參數(shù)x10-3t材料名稱使用溫度oC一 一3胃度kg/m導(dǎo)熱系數(shù)入W/m* C價格比熱kj/kg C耐火粘土磚1350-145022000.69

2、8+0.64 X0-3t輕質(zhì)耐火粘土磚1250-13001000(0.26+0.23 M0-3t-30.836+0.26 X 10超輕質(zhì)耐火粘土磚1150-1300540-6100.093+0.00016t超輕質(zhì)耐火粘土磚1300270-3300.058+0.00017t鎂磚1600-1700(1450)2300-26004.65-0.001745t銘磚1600-17002600-28004.7+0.00017t銘鎂磚175028004.05-0.825 X 0.001半硅磚14000.87+0.00052t硅磚16001850-19500.815+0.756 X 0.001碳化硅磚20.9-

3、0.010467t抗?jié)B碳磚重質(zhì)0.698+0.000639t抗?jié)B碳磚輕質(zhì)0.15+0.000128t氧化鋁空心球高鋁空心球高鋁磚氧化鋁56%23801.22+0.41 X 0.001氣孔率19%局鋁磚氧化鋁74%1500-160025300.662+0.08*10-3*t氣孔率20%高鋁聚輕磚1250-135010000.25-0.451850元/噸輕質(zhì)高鋁磚145015000.341+0.249*103t0.856JM26莫*石磚1000-30.0815+0.2 X 101.20JM32輕質(zhì)莫來石磚16001000 0.35元/噸c:煙氣平均比熱KJ/kg230 X 114 X 65莫來石絕

4、熱磚1000-50.24-10 X 101莫來石聚輕球莫來石輕質(zhì)局鋁磚16000.310+0.000176t剛玉轉(zhuǎn)氧化鋁90%27501.70+ 0.29 X 0.001氣孔率23%剛玉磚氧化鋁98%1700-180030002.90- 0.58 X 10-3t氣孔率21%輕質(zhì)剛玉磚白云石磚混合纖維12500.11含錯型硅酸鋁纖維模塊14002000.18 (1000C )高鋁纖維毯130硅酸鋁纖維毯130高純硅酸鋁纖維2600.16+22.5 X 10-50.836多晶莫來石纖維棉1300120 0.175多晶氧化鋁纖維板1500110 0.15高純型耐火纖維針刺氈11000.09 (400

5、C)普通硅酸鋁纖維氈950 0.116硅酸鋁耐火纖維束10000.13A級硅藻土制品9005000.0395+0.00019tB級硅藻土制品9005500.0477+0.0002t硅藻土磚9005000.105+0.000233t硅藻土磚9005500.131+0.000233t硅藻土磚9006500.159+0.000134t泡沫硅藻土磚9005000.111+0.000233t硅藻土9005500.072+0.000198t礦渣棉6000.058+0.16 X 10-3t一般60mm厚水泥珍珠巖制品600300-4000.0651+0.000105t水泥蛭右制品800400-4500.103+0.000198t石棉板500770-10450.163+0.000174t石棉磚3840.099石棉繩300590-7300.073+0.000314紅磚15600.47+0.51*10-3*t紅磚營造狀態(tài)18600.87玻璃絲120-4920.058-0.07玻璃棉氈18.4-38.30.043高爐礦渣7000.531.2陶瓷纖維的品種主要有：普通硅酸鋁纖維、高鋁硅酸鋁纖維、硅酸鋁纖維含Cr2O3、ZrO2或B2O3 、多晶氧化鋁纖維和多晶莫來石纖維等。近 年來，國外已經(jīng)成功開發(fā)出或