| Model: | refractorybrick |
|---|---|
| Brand: | sl-refractory brick |
| Origin: | Made In China |
| Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Non-metallic Mineral Products |
| Label: | refractory brick , silica brick , fire clay brick |
| Price: |
US $500
/ ton
|
| Min. Order: | 24 ton |
| Live Chat: | Last Online:08 Nov, 2013 |
|
Property |
Typical Value |
|
SiO2 |
> 95.0 % |
|
Fe2O3 |
< 0.8 % |
|
Al2O3 |
< 0.6 % |
|
CaO |
2.0 – 3.0 % |
|
TiO2 |
<0.2 % |
|
Na2O+K2O |
<0.35% |
|
Apparent porosity (%)
|
≤22 |
|
Cold crushing strength (MPa) |
30–75 for pressed shapes 25 – 75 for hand-rammed shapes |
|
Residual quartz |
<1.0 % |
|
Refractoriness under load 0.2MPa (ºC) |
≥1680 |
|
Thermal expansion (%) from 25 – 1500ºC in steps of no more than 25ºC |
Maximum 1.4%
|
