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氧化铝空心球制品
Alumina bubble products
本产品是由氧化铝空心球制作的新型隔热材料，强度较高，密度和热导率低。本产品在高温下使用能大量节省能源。
This product is a new kind of heat insulating material made by alumina bubble with relatively high strength, low density and thermal conductivity.
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I 级
I Grade
|
II 级
II Grade |
化学成份
Chemical Composition,% |
Al2O3 |
≥98 |
≥98 |
SiO2 |
≤1 |
≤1 |
Fe2O3 |
≤0.7 |
≤0.7 |
| 耐火度 Refractoriness,℃ |
≥1790 |
≥1790 |
| 荷重软化温度 RUL,℃ |
≥1600 |
≥1600 |
| 体积密度,BD,g/cm3 |
≤1.2 |
≤1.4 |
| 耐压强度 CCS,Mpa |
≥3 |
≥10 |
| 导热系数 Thermal conductivity (1000℃),W/(m·k) |
≤0.92 |
≤1.04 |
膨胀珍珠岩制品
Expanded perlite products
本产品是以珍珠岩为主要成份，掺加不同种类粘结剂（水泥、水玻璃、磷酸盐）制成的板、管、壳等制品。它具有容量小、绝热性能好、吸湿能力小、化学性能稳定，并且有很好的抗冻和吸音性能特点，可广泛用于国防工业保湿、隔热和吸音上。
These products have the shape of board ,pipe and shell that are composed of perlite,binders like cement,water glass and phosphate, The main properties are low bulk density , good thermal insulaging,hydroscopicity,chemical stability frost resistance and sound absorption.The products are widely used in national defense industries like heat insulating and sound absorption.
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体积密度 BD kg/m3 |
导热系数 Thermal conductivity W/(m·k) |
耐压强度 CCS Mpa |
憎水率 Hydrophobic |
使用温度 Service Temperature ℃ |
| 防水树脂珍珠岩 Waterproof resin perlite |
≤220 |
≤0.068 |
≥0.392 |
98 |
≤150 |
| 憎水珍珠岩 Hydrophobic perlite |
≤250 |
≤0.075 |
≥0.588 |
98 |
≤200 |
| 水玻璃珍珠岩 Water glass perlite |
≤250 |
≤0.068 |
≥0.588 |
/ |
≤650 |
| 水泥珍珠岩 Cement perlite |
≤350 |
≤0.075 |
≥0.392 |
/ |
≤650 |
| 水泥蛭石 Cement vermiculite |
≤450 |
≤0.075 |
≥0.392 |
/ |
≤650 |
高铝.粘土轻质保温砖 （GB3994-83.GB-3995-83）
High alumina insulating refractory bricks and fireclay insulating refractory bricks
本产品结构均匀、闭口气孔多、隔热性能好、导热系数低、强度高，在使用中能保持炉温均衡。减少散热损失，适用于各种工业窑炉及热工设备上的隔热层、保温层。
There products have homogeneous structure,lots of closed pore,good themal msulating property ,low thermal conductivity and high stength,When in use ,they can keep temperature of furnaces in balance ,decrease the heatloss.So they are applied to heat insulating linings of kilns and heat cquipment.
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轻质高铝砖 High alumina bricks |
轻质粘土砖 Fireclay bricks |
LG-1.0 |
LG-0.9 |
LG-0.8 |
LG-0.7 |
LG-0.6 |
NG-1.3 |
NG-1.0 |
NG-0.8 |
化学成份
Chemical Composition,% |
Al2O3 |
≥48 |
≥33 |
Fe2O3 |
≤2 |
≤2 |
| 体积密度,BD,g/cm3 |
1.0 |
0.9 |
0.8 |
0.7 |
0.6 |
1.3 |
1.0 |
0.8 |
| 耐压强度 CCS,Mpa |
≥4.0 |
≥3.5 |
≥3.0 |
≥2.5 |
≥2.0 |
≥4.5 |
≥3.0 |
≥2.5 |
重烧线变化≤2%的试验温度
Temperature with PLC≤2%,℃ |
1400 |
1400 |
1400 |
1350 |
1350 |
1400 |
1350 |
1250 |
导热系数
Thermal conductivity (250±25℃),W/(m·k) |
≤0.50 |
≤0.45 |
≤0.35 |
≤0.35 |
≤0.30 |
0.55 |
0.5 |
0.35 |
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