Vokes® NPP Fumed Silica Nanoporous Insulation Panel - High Temperature Microporous Insulating Fire Brick
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m²
- Supply Capability:
- 500000 m²/month
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CHARACTERISTICS:
Vokes®NNP is a micro porous thermal insulating panel with excellent insulating properties. The core material of Vokes® NPP is fumed silica which is made by nano technology. Furthermore an infrared opacifier is added to minimize thermal transmission by in heat radiation. It’s noncombustible, specializes in the insulation applications where the space is limited but a high thermal resistance is necessary. Long-term application temperature is during -120℃-1000℃, the insulation performance is much better than the traditional materials, especially at high temperature.
ADVANTAGES:
• Wide insulation range: Long-term working temperature is at the period of -120℃-1000℃.
• Extremely low and stable thermal conductivity: At normal temperature, the insulated performance is at least 3-5 times better than the traditional materials. At temperatures higher than 300℃, the insulated performance is at least 4-8 times better than the traditional materials.
• Space saving: It drastically reduced insulation thickness.
• Easy installation and maintenance: The small density makes installing safely and easily.
•Corrosion resistant: Products are made of inorganic silicates, it doesn’t include soluble chloride ions, won’t cause corrosion on equipments, pipes..
• Soundproof/Shockproof: It helps acoustic noise reduction and shock buffer.
• Waterproof: Nano particles of product themselves are super hydrophobic.
• Durable: It has a long working life.
APPLICATIONS:
Vokes®NNP is widely used because of the stable thermal performance. According to diverse situations, Vokes®NNP can be protected with appropriate covers.
-Industrial furnace (rotary kiln, shuttle kiln, steel ladle, tundish, oven door etc. )
-Metallurgical industry (steel, aluminum, smelting furnace, holding furnace, etc.)
-Instrument (temperature tracker, heat receiver, date protection system, etc.)
-Oil and energy (piping, reacting furnace, etc.)
-Refrigeration and freezing
-Automotive (Cars, trains, planes, ships, etc.)
PRODUCT DATA:
Surface color: White/Grey
Geometry:Rectangular shape (without protruding flanges*)
Density ≤300kg/m³
Thermal conductivity （Surface temperature：℃）
50℃ 0.016W/(m·k)
200℃ 0.020W/(m·k)
300℃ 0.023W/(m·k)
400℃ 0.025W/(m·k)
500℃ 0.033W/(m·k)
600℃ 0.040W/(m·k)
700℃ 0.049W/(m·k)
800℃ 0.060W/(m·k)
900℃ 0.064W/(m·k)
1000℃ 0.073W/(m·k)
Refractoriness: 1300℃
Cold Crushing Strength (Compression 20%) ≥0.40MPa
Permanent Linear Change（800℃×24h） ≤1.0%
Standard dimension (L x W)(mm): 1200x600/500x600/250x600
Thickness:10mm/15mm/20mm/25mm/30mm/40mm/50mm
Size tolerance • 0 to 500 mm: ±2 mm
Thickness tolerance: ± 1 mm
Service life : extrapolated, depending on application up to 50 years.
- Q:Are insulating fire bricks resistant to chemical attack?
- Yes, insulating fire bricks are generally resistant to chemical attack. These bricks are made from high-purity refractory materials, such as alumina or silica, which have excellent chemical stability. They are designed to withstand high temperatures and are thus highly resistant to the corrosive effects of chemicals. However, it is important to note that the degree of chemical resistance can vary depending on the specific composition of the insulating fire brick and the type of chemical being used. In some cases, certain aggressive chemicals may still cause some degree of degradation or erosion over time. Therefore, it is always recommended to consult the manufacturer or supplier for specific information regarding the chemical resistance of insulating fire bricks in relation to the intended application.
- Q:Are insulating fire bricks resistant to freeze-thaw cycles?
- Yes, insulating fire bricks are generally resistant to freeze-thaw cycles. These bricks are designed to have low thermal conductivity and high resistance to thermal shock, which makes them highly durable and capable of withstanding extreme temperature variations, including freeze-thaw cycles. This resistance to freeze-thaw cycles is crucial in applications where the bricks are exposed to fluctuating temperatures, such as in furnaces, kilns, and other high-temperature environments. The insulating properties of these bricks also help to minimize heat loss and prevent moisture penetration, further enhancing their resistance to freeze-thaw cycles. However, it is important to note that the specific composition and manufacturing process of the insulating fire bricks can vary, so it is always recommended to consult the manufacturer's specifications and guidelines to ensure the bricks are suitable for the intended application.
- Q:Can insulating fire bricks be used for insulation in smelting furnaces?
- Smelting furnaces can utilize insulating fire bricks for insulation purposes. These bricks are specifically designed to endure high temperatures while providing exceptional insulation capabilities. By possessing a low thermal conductivity, they can effectively retain heat within the furnace, preventing energy loss. This quality makes them an ideal option for smelting furnaces that necessitate elevated temperatures. Moreover, insulating fire bricks are lightweight, facilitating easy handling and installation within the furnace. Their durability and resistance to thermal shock allow them to withstand the extreme conditions of smelting processes. In conclusion, insulating fire bricks are a dependable and efficient choice for insulation in smelting furnaces.
- Q:How do insulating fire bricks affect the overall noise insulation of a building?
- Insulating fire bricks can significantly enhance the noise insulation of a building. These bricks have excellent sound-absorbing properties due to their high density and ability to dampen sound vibrations. By reducing the transmission of airborne and impact noises, insulating fire bricks help create a quieter and more peaceful indoor environment.
- Q:Are insulating fire bricks suitable for use in residential fireplaces?
- Insulating fire bricks can be suitable for use in residential fireplaces, depending on the specific requirements and preferences of the homeowner. Insulating fire bricks are designed to have a low thermal conductivity, which means they can effectively retain heat and prevent it from escaping the fireplace. This can result in a more efficient and effective heating of the room, as less heat is lost through the bricks. Additionally, insulating fire bricks are lightweight and easy to handle, making them a convenient option for homeowners who may want to install or replace bricks themselves. They are also durable and resistant to high temperatures, ensuring that they can withstand the intense heat produced by the fire. However, it is important to note that insulating fire bricks may not be the best choice for everyone. Traditional fire bricks are denser and have a higher thermal mass, which means they can absorb and radiate heat for a longer period of time. This can create a more consistent and long-lasting heat output, which some homeowners may prefer. Ultimately, the decision to use insulating fire bricks in a residential fireplace should be based on the specific needs and preferences of the homeowner. Consulting with a professional fireplace installer or seeking advice from a reputable supplier can help ensure that the chosen bricks are suitable for the intended use.
- Q:What is the typical moisture content of an insulating fire brick?
- The moisture content of an insulating fire brick can vary depending on factors such as its specific composition, the manufacturing process used, and the conditions in which it is stored. However, insulating fire bricks are typically designed to have minimal moisture content in order to enhance their insulation capabilities and resistance to thermal shock. Generally, insulating fire bricks have a moisture content ranging from 0.5% to 2%. This low moisture content is crucial in preventing the bricks from cracking or spalling when exposed to high temperatures. Additionally, it reduces the risk of damage caused by moisture, such as freeze-thaw cycles or the release of steam upon heating. To ensure the optimal performance and longevity of insulating fire bricks, it is advisable to store them in a dry environment and protect them from moisture during transportation and installation.
- Q:Can the whole wall of the high-rise building be made of grey insulation bricks?
- If the frame structure, it may be so. What is the length of the whole wall? If it is longer, it is necessary to make a constructional column; if the hole is larger, the edge of the hole needs to be made into a border or a constructional column; if the entrance is small, the edge of the hole is about 300mm and needs solid bricks to build better. South wall thickness can be about 190mm, plus plastering design value of 200mm. Personal comments for reference!
- Q:Are insulating fire bricks resistant to chemical attack?
- Insulating fire bricks are generally known for their resistance to chemical attack. These bricks consist of high-purity refractory materials, such as alumina or silica, which possess excellent chemical stability. Their design allows them to endure high temperatures, making them highly resistant to the corrosive effects of chemicals. However, it's worth noting that the extent of chemical resistance can vary depending on the specific composition of the insulating fire brick and the type of chemical used. In some instances, certain aggressive chemicals may still cause gradual degradation or erosion. Hence, it is always advisable to consult the manufacturer or supplier for precise information regarding the chemical resistance of insulating fire bricks, considering their intended application.
- Q:Can insulating fire bricks reduce heating or cooling costs?
- Insulating fire bricks possess the ability to decrease heating or cooling expenses. These bricks are specially designed to exhibit a high level of thermal insulation, meaning they possess low thermal conductivity and can effectively hinder the transfer of heat between a building's interior and exterior. In the construction of fireplaces, ovens, or kilns, the utilization of insulating fire bricks aids in retaining heat within these structures. This enables them to achieve and maintain higher temperatures while consuming less energy. Consequently, this leads to substantial savings on heating costs, as the desired temperature can be achieved with reduced energy usage. Similarly, when employed in the construction of walls, insulating fire bricks serve to minimize heat transfer between a building's inside and outside. This results in decreased heating or cooling requirements, as the insulation helps to maintain a consistent indoor temperature. Subsequently, less energy is needed to heat or cool the building, resulting in lower energy bills and reduced overall heating or cooling expenses. It should be noted that the effectiveness of insulating fire bricks in reducing heating or cooling costs can vary based on factors such as overall building insulation, structure size and design, and climate conditions. Nevertheless, in general, the utilization of insulating fire bricks can contribute to energy efficiency and cost savings in heating or cooling systems.
- Q:Do insulating fire bricks provide sound insulation as well?
- No, insulating fire bricks are primarily designed to provide thermal insulation and are not specifically designed for sound insulation.
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Vokes® NPP Fumed Silica Nanoporous Insulation Panel - High Temperature Microporous Insulating Fire Brick
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m²
- Supply Capability:
- 500000 m²/month
OKorder Service Pledge
OKorder Financial Service
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