Loading Port:Qingdao
Payment Terms:TT OR LC
Min Order Qty:5 m.t.
Supply Capability:500 m.t./month
Use: blast furnace bosh, bosh, lower stack, cooling wall, garbage incineration furnace, boiler
Features: good thermal shock resistance, high bending strength, abrasion resistance, high alkali resistance and slag erosion ability, linear expansion rate low, high coefficient of heat conductivity.
Product name
Silicon nitride bonded silicon carbide products
Chemical
composition（%）
SiC
≥72.0
Si3N4
≥22.0
Fe2O3
≤0.3
Display the porosity（%）
≤16.0
The volume density（g/cm3）
≥2.68
Compressive strength at room temperature （Mpa）
≥180.0
Flexural strength
（Mpa）
Normal atmospherictemperature
≥45.0
1400℃
≥55.0
Thermal conductivity
λ（W/m·K）
The experimental temperature
650℃
19.5
The experimental temperature
1000℃
17.2
Coefficient of temperature conductivity
α（cm2/s）
The experimental temperature
650℃
0.064
The experimental temperature
1000℃
0.053
Linear expansion rate
α30—1000
4.02×10－6（k-1）
α30—1100
4.06×10－6（k-1）
