Insulating Fire Brick for Ladle High Temperature Refractory Brick
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 100 m.t./month
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Quick Details
| Place of Origin: | (Mainland) | Shape: | Brick | Material: | Alumina Block |
| SiO2 Content (%): | 60-20% | Al2O3 Content (%): | 40-80% | MgO Content (%): | 0 |
| CaO Content (%): | 0 | Refractoriness (Degree): | 1770°< Refractoriness< 2000° | CrO Content (%): | 0 |
| SiC Content (%): | 0 | Model Number: | 69022000 | Brand Name: |
Packaging & Delivery
| Packaging Detail: | wooden pallet |
| Delivery Detail: | 30days |
Specifications
Refractory bricks for ladle, hot blast furnace
High alumina bricks
Fireclay bricks
Insulating bricks
Runner bricks
Our company located in yangquan city,Shanxi province, China, and Yanquan city is one of the
largest refractory material base in China. We are in position to supply various kinds of
refractory bricks, such as high alumina and fireclay bricks, insulating bricks etc
with the catalogue as follows:
1. fireclay brick
2. high alumina brick
3. insulating brick
4. unsintered phosphate brick
5. Al-C sliding plate
6. nozzle
7. hollowwares
8. refractory Mortar
9. refractory castables
10.other refractory material
If interested, pls do feel free to contact me.
Production can be arranged according to your specific requirements & drawings.
Looking forward to hearing from you the soonest.
FIRECLAY BRICK FOR GENERAL USE
Y-FB GFB40 GFB42 GFB45 |
Al2O3(%)min. 40 40 42 45 |
Fe2O3(%)max. 2.5 |
Refractoriness()min. 1710 1730 1750 1750 |
Refractoriness under load 0.2MPa()min. 1300 1350 1400 1400 |
Apparent porosity(%)max. 22 20 20 20 |
Cold crushing strength (MPa)min. 30 30 35 40 |
Linear change after reheating(%)max. At 1350×2h +0.1 -0.4 At 1400×3h +0.1 +0.1 +0.2 -0.5 -0.4 -0.2 |
Refractory Bricks
item | SK-32 | SK-34 | SK-36 | SK-37 | SK-38 |
Al2O3(%) | 38 | 42 | 50 | 65 | 70 |
Fe2O3 (%) | 3 | 2.5 | 2.5 | 2.4 | 2 |
Refractoriness (SK) | 32 (1710°C) | 34 (1750°C) | 36 (1790°C) | 37 (1825°C) | 38 (1850°C) |
Refractoriness under load, 0.2MPa, Ta, (°C) | 1300 | 1350 | 1450 | 1550 | 1580 |
Porosity (%) | 26 | 25 | 24 | 23 | 23 |
Bulk density (g/cm³) | 2.05 | 2.1-2.15 | 2.3-2.4 | 2.4 | 2.5 |
Cold crushing strength (MPa) | 25 | 25 | 45 | 45 | 51 |
- Q: Do insulating fire bricks require maintenance?
- Yes, insulating fire bricks require minimal maintenance. They are designed to withstand high temperatures and are resistant to cracking or crumbling. However, regular cleaning to remove any debris or buildup is recommended to maintain their insulating properties and extend their lifespan.
- Q: Can insulating fire bricks be used for insulation in gas furnaces?
- Yes, insulating fire bricks can be used for insulation in gas furnaces. They are designed to withstand high temperatures and provide excellent insulation properties, making them suitable for use in gas furnaces to improve energy efficiency and enhance overall performance.
- Q: Are insulating fire bricks resistant to metal penetration?
- Yes, insulating fire bricks are resistant to metal penetration. These bricks are designed to have low thermal conductivity and high refractoriness, making them an effective barrier against the penetration of molten metal.
- Q: Can insulating fire bricks be used in pottery kilns?
- Yes, insulating fire bricks can be used in pottery kilns. They are commonly used as an additional layer of insulation to help retain heat and improve energy efficiency in kilns.
- Q: Are insulating fire bricks suitable for use in oil refineries?
- Insulating fire bricks do not typically suffice in oil refineries due to their inability to withstand the corrosive and abrasive nature of oil and its byproducts, despite being designed for high temperatures. Oil refineries involve a complex process of refining crude oil into various petroleum products, which often exposes materials to harsh chemicals and high temperatures. Instead, refractory bricks or castables specifically tailored to endure the corrosive and abrasive conditions present in the refining process are commonly employed. These refractory materials possess chemical resistance, high strength, thermal shock resistance, and the ability to withstand the extreme temperatures encountered during refining. Moreover, oil refineries necessitate materials that offer excellent insulation properties while also being durable and resistant to thermal stress. While insulating fire bricks possess good insulation properties, they may not possess the necessary durability and resistance to thermal stress demanded in the demanding environment of an oil refinery. Hence, it is advisable to utilize refractory bricks or castables that are designed specifically for oil refineries. These materials can provide the requisite resistance against chemicals, high temperatures, and thermal stress, ensuring the refinery operates safely and efficiently.
- Q: Do insulating fire bricks have a low thermal expansion rate?
- Insulating fire bricks are known for their low thermal expansion rate. They are specifically designed to endure high temperatures and thermal shocks, with one of their key features being their ability to retain their shape and dimensions even in extreme heat conditions. These bricks are produced from materials that possess a low coefficient of thermal expansion, which means they undergo minimal expansion and contraction when exposed to temperature changes. This characteristic guarantees the stability of the bricks, preventing them from cracking or breaking due to thermal stress. Moreover, the low thermal expansion rate of insulating fire bricks contributes to improved insulation performance. By minimizing the formation of gaps between the bricks during expansion and contraction, heat loss is reduced and energy efficiency is enhanced.
- Q: Can insulating fire bricks be used for insulation in furnaces?
- Indeed, insulation in furnaces can be achieved by utilizing insulating fire bricks. Constructed from lightweight materials like clay and minerals, these bricks possess exceptional thermal insulation characteristics. Specifically designed to endure intense temperatures, they are well-suited for furnace applications. By impeding heat leakage from the furnace, these bricks aid in diminishing heat loss and heightening energy efficiency. Furthermore, insulating fire bricks serve to safeguard the furnace's external structure from excessive heat, thereby prolonging its lifespan. All in all, when it comes to insulation in furnaces, insulating fire bricks are a dependable and efficient option.
- Q: Can insulating fire bricks be used in high-temperature insulation panels?
- Yes, insulating fire bricks can be used in high-temperature insulation panels. Insulating fire bricks are designed to withstand and retain heat, making them an ideal choice for applications that require high-temperature insulation.
- Q: Can insulating fire bricks be used in chimneys or flues?
- It is not advisable to use insulating fire bricks directly in chimneys or flues due to their primary purpose of insulation rather than being a structural component. Chimneys and flues require refractory bricks that are specifically engineered to withstand the intense heat and corrosive byproducts of combustion. These refractory bricks have high thermal resistance and exceptional durability, ensuring the safe and efficient operation of the chimney or flue. Therefore, it is recommended to use refractory bricks instead of insulating fire bricks for construction or repair purposes in chimneys and flues.
- Q: Can insulating fire bricks be used in the construction of flue liners?
- Yes, insulating fire bricks can be used in the construction of flue liners. Insulating fire bricks are designed to withstand high temperatures and provide excellent insulation properties. These bricks are made from lightweight materials such as vermiculite or perlite, which have low thermal conductivity. This makes them ideal for lining flues, as they can help to retain heat and improve the efficiency of the flue system. Additionally, insulating fire bricks are resistant to thermal shock and can withstand rapid temperature changes, which is important in flue applications where the temperatures can fluctuate significantly. Overall, using insulating fire bricks in the construction of flue liners can help to enhance the performance and safety of the flue system.
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Insulating Fire Brick for Ladle High Temperature Refractory Brick
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 100 m.t./month
OKorder Service Pledge
OKorder Financial Service
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