With high achievable surface per unit volume and low thermal expansion,ceramic honeycombs are utilized in catalyst carriers, active catalysist and air flow distributors, also used for heat exchanger processes, electro-chemical applications and carrier bodies for biologial applications and still utilized in catalytic converters for purifying vehicle exhaust gas ,reducing carbon monoxide ,smog etc.
The Specification of Ceramic Honeycombs
1,Materials:
Mullite,Cordierte,AluminaTitanate,Alumina,Spodumene,Zircon,Silicon,Carbide,Stoneware and so on .
2, Dimensions:
It can be manufactured according to clients’ demand (length 600,width 150mm),
Usual specification :
150mmx150mmx150mm ,150mmx150mmx200mm,150mmx150mmx300mm,
150mmx150mmx450mm,150mmx150mmx600mm
3, Shape of Hole:Square,Rectangle,Circle,Triangel,Rhombus.
4, Hole Number:it can be manufactured according to client’s demand (1-400hole/inch)
Usual specification :
Section Side :150mmx150mm,
Hole Number : 5x5, 13x13, 20x20, 25x25, 40x40, 50x50, 59x59.
The Technical Index of Alveolate Ceramics
|
Item
|
Compacted alumina
|
Porous mullite
|
Compacted cordierite
|
Porous cordierite
|
Mullite-Cordierite
|
Stoneware
|
|
Density
|
2.7
|
2.1
|
2.47
|
1.9-2.0
|
2.3
|
2.3-2.4
|
|
Coefficient of Thermal Expansion
|
5-7
|
6.2
|
1.3-3.4
|
2.5-5
|
2.5-4.0
|
4-7
|
|
Specific Heat
|
800-900
|
850-900
|
800-1200
|
750-800
|
850-1100
|
840-920
|
|
Thermal Conductivity
|
1.5-2.5
|
1.4-2.0
|
1.5-2.5
|
1.3-1.5
|
1.5-2.3
|
1.0-1.2
|
|
Spallin Resistance
|
150
|
350
|
250
|
300
|
250
|
150
|
|
Max.Working Temperature
|
1300
|
1600
|
1300
|
1300
|
1400
|
1300
|