镁铁蓄热砖镁质

镁质蓄热砖

该系列产品以优质镁砂为主要原料，以无机纳米溶胶为结合剂、引入高导热系数、高比热容的添加剂制备而成，其具有比热容高、抗热震稳定性和抗水化性好、体积稳定性和电绝缘性能好、致密度和强度高等特点，广泛应用于工业蓄热锅炉、民用固体电蓄热器等。

This series of products areprepared with high magnesite as main raw materials,inorganic nano sol as the binder, and high thermal conductivity,high specific heat capacity material as additive, it has highspecific heat capacity, good thermal shock stability and hydrationresistance and volume stability and good electrical insulatingperformance, high density and strength, are widely used inindustrial heat boiler, civil solid electricity thermal storage,etc.

 

    Brand                     牌号

    Properties 指标

CX-XM

CX-XMF

MgO   %  ≥

86

80

Fe2O3

<2

7-9

显气孔率 Apparent Porosity %  ≤

18

18

体积密度Bulk Density g/cm3  ≥

2.90

2.90

常温耐压强度Cold Crushing Strength MPa ≥

80

比热容Specific heat capacity J/(Kg.K) ≥

1100

1000

抗热震稳定性(1100℃,水冷次数)

Thermal   shockresistance(1100℃,water cooling number)

≥ 3

≥ 3

在20℃绝缘电阻 Insulation resistance at 20℃MΩ  ≥

 500

 500

线变化Permanent linear change(800℃)  ≤

-0.5

-0.5