Items

1

3

5

Channels Density

18

46

72

Length×Width

150×150

150×150

150×150

No. of Channels

25×25

40×40

50×50

Width of Chennel

4.9

3.0

2.26

Thickness of Wall

1.0

0.7

0.72/0.55

Surface Area

540

825

1008

Hole Fraction

67

65

57/64

Contents

Mullite

Porosity Cordierite

Mullite Corundum

SiO2

26～27

46～48

21.5～22.5

Al2O3

70～72

33～35

71～72

MgO

-

10～12

2.00～2.10

Fe2O3

≤1.0

≤1.0

≤0.5

Na2O+K2O+CaO

1.0～1.5

1.00～1.50

0.25～0.30

TiO2+BaO

-

0.7～0.8

0.10～0.15-

Heat Accumulation Substance

Mullite

Porosity Cordierite

Mullite Corundum

Bulk Density g/cm3

2.7

1.90

2.20~2.30

CTE(20-800℃×10-6)

6.2

2.50~5.00

6.00~6.50

Thermal CapacityJ/kg.k

850~1050

750~800

900~1100

Thermal Conductivity(20~100℃W/mk)

1.4~2.0

1.3~1.5

1.4~2.0

Refractoriness℃

≥1600

≥1300

≥1550