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China Wholesale Honeycomb Ceramic Heater Factory Quotes – RTO Heat Exchange Honeycomb Ceramic – Zhongtai Detail:
Advantage for ceramic honeycomb
1.Variety of materials & specifications
2. Big specific surface area
3.Small resistance loss
4.Low thermal expansion coefficient
5. High water absorb rate
6.Outstanding crack-resistance
Chemical & Physical Analysis for ceramic honeycomb
|
Chemical & Physical index
|
Cordierite
|
Dense Cordierite
|
Cordierite- mullite
|
Mullite
|
Corundum-mullite
|
|
Chemical Composition (%)
|
SiO2
|
45~55
|
45~55
|
35~45
|
25~38
|
20~32
|
|
AI2O3
|
30~38
|
33~43
|
40~50
|
50~65
|
65~73
|
|
MgO
|
10~15
|
5~13
|
3~13
|
-
|
-
|
|
K2O+Na2O
|
<1.0
|
<1.0
|
<1.0
|
<1.0
|
<1.0
|
|
Fe2O3
|
<1.5
|
<1.5
|
<1.5
|
<1.5
|
<1.5
|
|
Thermal Expansion Coefficient 10-6/K-1
|
<2
|
<4
|
<4
|
<5
|
<7
|
|
Specific Heat J/kg·K
|
830~900
|
850~950
|
850~1000
|
900~1050
|
900~1100
|
|
Working Temperature ℃
|
<1300
|
<1300
|
<1350
|
<1450
|
<1500
|
|
PS: we also can make products at your request and actual operating condition.
|
Product Specifications for ceramic honeycomb
|
Size
(mm)
|
Hole Qty
(N×N)
|
Hole Density
(cpsi)
|
Hole Diameter
(mm)
|
Wall thickness
(mm)
|
Porosity
(%)
|
|
150×150×300
|
5×5
|
0.7
|
27
|
2.4
|
81
|
|
150×150×300
|
13×13
|
4.8
|
9.9
|
1.5
|
74
|
|
150×150×300
|
20×20
|
11
|
6.0
|
1.4
|
64
|
|
150×150×300
|
25×25
|
18
|
4.9
|
1.00
|
67
|
|
150×150×300
|
40×40
|
46
|
3.0
|
0.73
|
64
|
|
150×150×300
|
43×43
|
53
|
2.79
|
0.67
|
64
|
|
150×150×300
|
50×50
|
72
|
2.4
|
0.60
|
61
|
|
150×150×300
|
59×59
|
100
|
2.1
|
0.43
|
68
|
Product detail pictures:
Related Product Guide:
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