Furnaces Selected Material Magnesia Refractory Brick
Negotiable /Piece
Min.Order:100 Pieces
Laizhou Sunshine Trading Co., Ltd.
About product:
Heat insulation refractory bricks is my company the American advanced standard reference to the development and production of a kind of high efficient, energy saving, high grade product. The products have been widely used in metallurgical hot dip galvanized furnace, silicon steel processing furnace, blast furnace stove; The petrochemical industry ethylene cracking furnace, hydrogen furnace, a transformation furnace, sulfur recovery units; And other such as roller kiln, spindle type kiln, prevent (fight) carburizing (n) the stove and so on thermal device, and satisfactory results.
Product features :
1. High temperature resistant,
2. Performance is good,
3. High strength,
4. Show low porosity,
5. An acid, alkali resistant, aggressive good, etc
Technical parameters:
Item | JM-23 | JM-26 | JM-28 | JM-30 | JM-32 | |
Classification temperature (oC) | 1260 | 1430 | 1540 | 1650 | 1760 | |
Bulk density (g/cm3) | 0.6 | 0.8 | 0.9 | 1 | 1.25 | |
Crushing strength (Mpa) | 1.2 | 1.6 | 2.1 | 2.5 | 3.5 | |
Modulus of rupture (Mpa) | 0.9 | 1.4 | 1.6 | 2.1 | 2.1 | |
Permanent linear change (CT-30oCX24h)% | 0.5 | 0.4 | 0.5 | 0.9 | 0.9 | |
Reversible thermal expansion at 1100 | 0.5 | 0.7 | 0.8 | 0.9 | 1.1 | |
Thermal conductivity (W/m.k) | 400oC | 0.14 | 0.27 | 0.32 | 0.41 | 0.49 |
600oC | 0.16 | 0.29 | 0.34 | 0.43 | 0.5 | |
800oC | 0.18 | 0.31 | 0.36 | 0.44 | 0.51 | |
1000oC | 0.2 | 0.33 | 0.38 | 0.45 | 0.53 | |
1200oC | - | 0.35 | 0.41 | 0.47 | 0.56 | |
Chemical Analysis (%) | Al2O3 | 37 | 58 | 67 | 73 | 77 |
Fe2O3 | 0.7 | 0.7 | 0.6 | 0.5 | 0.4 | |
comm size | 230x114x75/65mm |
Product application:
Mainly used for thermal boilers, cement kiln, glass furnace, gas furnace, fertilizer, blast furnace hot-blast stove, coking furnace, electric furnace, casting and casting steel brick
our product: