Specifications
Low thermal conductivity and shrinkageLow heat storage
Excellent resistance against chemical attack
Easy to machine ,
High Temperature Insulation Ceramic Fiber Board
?
? ? ?The?ceramic?fiber?board?are?made?of?different?refractory?fiber?bulks?with?excellent?chemical?stability,organic?and?inorganic?bond?bywet?method?and?vacuum?forming?processing?which?is?applitical?to?many?kinds?of?industries?.The?fiber?board?with?a?characteristics?of?hard,?flexible,excellent?strength?and?resistance?against?corrosion.
?Typical Application
1.Refractory lining for industrial furnaces
2.Combustion chamber liner, boilers and heaters
3.Back-up insulation for monolithic refractories
4.Transfer of non-ferrous metals
5.Expansion joiot boards
6.Barrier against flame
?
Item | COM | ST | HP | HA | HZ |
Specification(°c) | ?1100 | ?1260 | ?1260 | ?1360 | ?1430 |
working tem(°c) | ?≤1000 | 1050 | 1100 | 1200 | 1350 |
color | ?white | ||||
density(kg/m3) | ?280-600 | ||||
rate of liner(%) (24h density320kg/m3) | ?-4 | -3 | -3 | -3 | -3 |
rate of thermal conductivity (w/m.k)(density128kg/m3) | 0.085(400°c) 0.132(800°c) 0.18(1000°c) | ||||
?tensile strength(mpa) | 0.08-0.12 |
?
Chemical(%) | COM | ST | HP | HA | HZ |
Al2O3 | 44 | 46 | ?47-49 | ?52-55 | ?39-40 |
Al2O3+SiO2 | 96 | 97 | ?99 | ?99 | ?-- |
Al2O3+SiO2+ZrO2 | -- | -- | -- | -- | 99 |
ZrO2 | - | - | ?- | ?- | ?15-17 |
Fe2O3 | <1.0 | 0.2 | ?0.2 | ?0.2 | ?0.2 |
Na2O+K2O | ≤0.5 | 0.2 | ?0.2 | ?0.2 | 0.2? |
?
1.low?thermal?conductivity?,?low?thermal?capacity
?2.High?compression?strength
3..High?thermal?stability?,resistance?to?thermal?shock,flame?and?airflow?attack
4.Resistance?to?corrosion,high?compressive?strength.
5.High?toughness,easy?to?cut?and?install?quickly
6.?Accurate?dimension?and?good?palneness
?