for induction furnace lining materials Refractory Ceramic Fiber Board

Specifications

High quality ceramic fiber board (1260 Degree)

Sunrise CERAMIC FIBRE Board are made from SUNRISE refractory ceramic fiber, attending inorganic and suitable organic binders. The mixture is vacuum processed into boards that keep good mechanical strengthen after heating.

We are specialized manufacturer of kinds of ceramic fiber products

Characteristic

 Non-combustible

Can withstand temperature up to 2300^oF

Low density and low thermal conductivity

Shorter heat up and cool down time

Resilience and resistance to thermal shock

Flexible and easy to cut or install  

Consist of acoustic properties

Contain no organic binder

 Application:

Refractory back-up installation

Direct exposure to heat as furnace hot face lining

Expansion joint seal

Fire protection

General high temperature insulation

                                                                 Specification                    Average

Bulk density    kg / m³                                 ≥200                             280

Liner shrinkage   %

1100°C x 8 hrs                                           ≤3                                  1.7

Thermal conductivity  ASTM C201

Kcal/mh °C(W/mK)

280kg/m³                 mean 400°C          ≤0.10 (0.12)           0.07 (0.08)

                                   mean 600°C          ≤0.14 (0.16)           0.11 (0.13)

                                   mean 800°C          ≤0.20 (0.23)           0.15 (0.17)

Chemical composition    Al₂O₃                 ≥40                          44.0

%

Al₂O₃ + SiO₂                                                 ≥ 95                         98.0

Loss on ignition % < 7 6

Modulus of rupture kgf / cm2 (MPa)          > 3 (0.29)                 5 (0.5)