It is suitable for the insulati照的on layer of boiler furnac有國e wall and the lining which is not af朋子fected by slag and aggressiv但你e gas. Insulation refractory村場 brick is an insulation materia來照l made of organic matter as a b中見urn-off agent to increase the p這計orosity of refractory material. It has鐵站 high porosity, small b什海ulk density, good heat insulation eff南小ect, high mechanical str子習ength, small thermal condu信為ctivity and long service life. The adva路章ntages are the energy-saving insulat請玩ion refractories that are市老 indispensable for the construction 西爸of various industrial f亮金urnaces.
Clay lightweight ref做笑ractory bricks are divided 放機into: NG1.3, NG1.2, NG1.1, NG1.0, 章外NG0.8, NG0.6, NG0.4. Among the去玩m, N and G respectively到很 represent clay and heat 請風insulation.
|
Index/Name |
Bulk density, g/cm3 |
Compressive strength，Mpa |
Experimental temperature wit劇船h permanent change of heating水要 ≤ 2% |
Thermal Conductivity (Average Temp從林erature±25°C）W子下/m·k |
|
≤1.3 |
≥5.0 |
≥1350 |
≤0.55 |
|
NG-1.2 |
≤1.2 |
≥4.5 |
≥1350 |
≤0.50 |
|
NG-1.1 |
≤1.1 |
≥4.0 |
≥1350 |
≤0.45 |
|
NG-1.0 |
≤1.0 |
≥3.5 |
≥1300 |
≤0.40 |
|
NG-0.8 |
≤0.8 |
≥3.0 |
≥1250 |
≤0.35 |
|
NG-0.6 |
≤0.6 |
≥2.0 |
≥1200 |
≤0.25 |
|
NG-0.4 |
≤0.4 |
≥1.0 |
≥1150 |
≤0.20 |
It is suitable for the insulation來線 layer of boiler furnace wall and 亮看the lining which is not affected by個西 slag and aggressive ga校書s. Insulation refractory brick is an i商吃nsulation material made of organic 都師matter as a burn-off 輛雨agent to increase the
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