垃圾或廢棄物處理,日益得到重視,是凈化環(huán)境的重要舉措。其爐型有流化床式和回轉(zhuǎn)爐式等,垃圾焚燒一般采用空間燃燒流化床爐。金鼎保溫近年研發(fā)的不定型耐火材料,在浙江、江蘇等地焚燒爐上應(yīng)用,爐襯壽命在四年以上,獲得了良好的經(jīng)濟(jì)和社會(huì)效益。
名稱
Name
|
Refracory castables
|
噴涂料
Gunning
|
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材質(zhì)
Material
|
低水泥高鋁質(zhì)
Low cement high alumina
|
剛玉質(zhì)
Corundum
|
碳化硅鋁質(zhì)
Silicon carbide-alumina
|
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牌號(hào)
Brand
|
|
|
|
|
|
|
|
|
化學(xué)成分/ %
Chemical composition
|
Al2O3,≥
|
48
|
60
|
45
|
80
|
42
|
8
|
10
|
SiC,≥
|
48
|
80
|
80
|
|||||
SiO2,≤
|
44
|
33
|
48
|
8
|
6
|
3
|
||
CaO,≤
|
2.5
|
2.5
|
2.5
|
|||||
體積密度/ g﹒cm-3,≥
Bulk density
|
2.40
|
2.68
|
2.35
|
2.90
|
2.20
|
2.50
|
2.50
|
|
耐壓強(qiáng)度/ MPa,≥
Crushing strength
|
110℃
|
50
|
70
|
55
|
75
|
45
|
60
|
25
|
1400℃
|
60
|
80
|
80
|
85
|
29(1200℃)
|
80(1200℃)
|
70
|
|
燒后線變化/ %
Firing linear change
|
1400℃
|
±0.5
|
±0.5
|
±0.5
|
±0.4
|
±0.4
(1200℃)
|
±0.4
(1200℃)
|
±1.0
|
應(yīng)用
Application
|
燃燒室墻與頂,二燃室非風(fēng)口部位
LR-LGL1 Wall and roof of combustion chamber, non-tuyere of second
combustion chamber
|
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一燃室底、喉管,二燃室燒嘴和風(fēng)口處
LR-LGL2 First combustion chamber bottom, throat, burner and tuyere of second combustion chamber
|
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LR-LGL3 垃圾集裝箱等部位 Rubbish container, etc
|
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進(jìn)料口和爐柵干燥沖擊區(qū)
LR-LGY Feeder spout and furnace grate dry impact zone
|
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燃燒室墻與頂,二燃室非風(fēng)口部位
LR-LSCL1 Upper and buffer of back wall and sidewall
|
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爐排燃燒沖擊區(qū)等
LR-LSCL2 Impact zone of discharging combustion gas
|
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爐墻等
LR-LPT Furnace wall, etc
|
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