Zhengzhou Annec Industrial Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 1500 Tons per Month |
| Delivery Time | 50~120 Days |
| Packaging Details | 12-24 pallets for one 20 GP container |
| SiO2 | 30% |
| Al2O3 | 48% |
| CaO | 0.24% |
| BULK DENSITY | 0.6-1.0 G/CM3 |
| MgO | 0.05%Max |
| Color | White |
| Brand Name | ANNEC |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 1500 Tons per Month |
| Delivery Time | 50~120 Days | Packaging Details | 12-24 pallets for one 20 GP container |
| SiO2 | 30% | Al2O3 | 48% |
| CaO | 0.24% | BULK DENSITY | 0.6-1.0 G/CM3 |
| MgO | 0.05%Max | Color | White |
| Brand Name | ANNEC | Place of Origin | China |
| High Light | Gr28 Mullite Insulation Brick ，Gr26 Mullite Insulation Brick ，Gr23 Mullite Brick | ||
Fire Resistance Gr23 Gr26 Gr28 Mullite Insulation Brick
Fire Resistance Gr23 Gr26 Gr28 Mullite Insulation Brick also known as mullite lightweight insulating firebrick of high purity refractory powder, according to product requirements proportion, adding organic composite filler, the vacuum extrusion molding, high temperature sintering refractory insulation mullite insulating brick .In the main phase of mullite alumina, alumina content in general 65% ~ 75%.A high degree of fire resistance, up to 1790 degrees celsius. Load softening temperature 1600 ~ 1700 degrees to start. Room temperature compressive strength of 70 ~ 260MPa. Good thermal shock resistance. The sintered mullite and fused mullite brick two .
1. Fire Resistance Gr23 Gr26 Gr28 Mullite Insulation Brick is the new energy saving material for insulation.
2. Fire Resistance Gr23 Gr26 Gr28 Mullite Insulation Brick can be used for lining, also can contact with flames directly.
3. Fire Resistance Gr23 Gr26 Gr28 Mullite Insulation Brick using high pure mullite as raw material, is made by adding alumina powder according to different type and then sintering in high temperature furnace.
4. Fire Resistance Gr23 Gr26 Gr28 Mullite Insulation Brick covers four temperature classes: 1300C, 1400C, 1500C, 1550C, according the different content of Al2O3 from 42% to 73%.
| tem | DLG180-1.5L | DLG170-1.3L | LG160-0.8L | LG150-0.8L | LG140-0.7L | LG125-0.5L | |
| Al2O3 % | ≥90 | ≥72 | ≥60 | ≥55 | ≥50 | ≥48 | |
| Fe2O3 % | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | |
| Bulk Density ( g/cm3) | ≤1.5 | ≤1.3 | ≤1.0 | ≤0.8 | ≤0.7 | ≤0.5 | |
| Cold Crushing Strength (MPa) | ≥9.5 | ≥5.0 | ≥3.0 | ≥2.5 | ≥2.0 | ≥1.5 | |
| Linear Change on Reheating | ≤1% | 1800 | 1700 | 1600 | 1500 | - | - |
| ≤2% | - | - | - | - | 1400 | 1250 | |
| Thermal conductivity(350±25)℃ (W/mK) | ≤0.8 | ≤0.6 | ≤0.4 | ≤0.35 | ≤0.3 | ≤0.2 | |
Feature
1. Low levels of iron and other impurities
2. High mechanical intensity
3. High refractoriness, can contact with the flame directly, suitable for various atmosphere
4. High porosity, low volume density, low thermal conductivity
5. Good heat insulating performance and energy-efficient
6. Low creep rare at high temperature,good thermal shock stability
7. Chemical corrosion resistance
8. Long service life
Application
Fire Resistance Gr23 Gr26 Gr28 Mullite Insulation Brick can be directly contact with the flame,this insulating brick can be used as linings or thermal preservation layers in various industrial furnaces and kilns in metallurgical industry, ceramic industry, chemical industry, machinery industry, such as blast furnace, hot blast stoves ,electric arc furnace, cement kiln,melting furnace, ignition furnace, flue, refining equipment, heating equipment and piping, regeneration device, gas furnace, soaking furnace, annealing furnace, heat reaction chamber and other thermal industrial equipment.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2003
Total Annual:
100,000,000-120,000,000
Employee Number:
700~730
Ecer Certification：
Verified Supplier
Zhengzhou ANNEC Industrial CO., Ltd. was founded at Sep, 2003, and has been a NASDAQ listed corporation since 2011(Stock code: ANNC). ANNEC had become refractory industrial leader provide core service such as refractory production, technology of blast furnace and hot blast stove and EP... Zhengzhou ANNEC Industrial CO., Ltd. was founded at Sep, 2003, and has been a NASDAQ listed corporation since 2011(Stock code: ANNC). ANNEC had become refractory industrial leader provide core service such as refractory production, technology of blast furnace and hot blast stove and EP...
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