Customization: | Available |
---|---|
Classification: | Clay |
Feature: | Long Time Materials |
Still deciding? Get samples of US$ 0.1/Piece
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Firebricks use Chamotte that the fire clay is calcinated as the main material. These bricks consist of fire clay and binder. The chemical components of these bricks are SiO2 and Al2O3. (Al2O3=25~40%) fireclay bricks are cheap so that they are used for all kinds of industrial furnaces.
Item | General clay firebricks | Firebricks for blast furnace | Firebricks for hot-blast stove | Firebricks for pouring | Firebricks for the lining of temming ladle | Firebricks for steel pouring | Low pore firebricks |
Brand | N-2a | GN-42 | RN-42 | JZN-40 | CN-40 | SN-40 XN-40 KN-40 ZN-40 | DN-40 |
Al2O3, % min | 42 | 42 | 42 | 40 | 40 | 40 | 42 |
Fe2O3, % max | -- | 1.7 | -- | -- | -- | -- | -- |
Refractoriness (ºC) min | 1730 | 1750 | 1750 | 1710 | 1730 | 1710 | 1730 |
Refractoriness under load of 0.2Mpa(ºC) min | 1350 | 1430 | 1400 | -- | 1400 | 1370 (SN-40, KN-40) | 1390 |
Apparent porosity, % max | 24 | 16 | 24 | 17-25 | 19 | 15-23 (SN-40) 22 (KN-40) 15-25(XN-40) 23(ZN-40) | 15 |
Linear change on reburning, % | +0.1 - 0.5 1400ºCX 2h | 0 - 0.3 1450ºC X 2h | 0 - 0.4 1450ºCX 2h | +0.1 - 0.3 1350ºC X 2h | 0 - 0.3 1400ºC X 2h | 0 - 0.3 1350ºC X 2h (XN-40) | +0.1 - 0.3 1400ºC X 2h |
Cold crushing strength MPamin | 25 | 49.0 | 29.4 | -- | 34.3 | 19.6 (ZN-40) | 39 |
Company Information
DKJL refractories exporting company is one of the most professional suppliers of refractories in China. Our main products are refractory and thermal insulation materials, heating elements, industrial ceramics. They are available in various sizes and shapes. Our products enjoy a good reputation for their excellent quality and service in domestic and international markets.