Overview of Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation
Aerogels are ultralight, highly porous materials known for their exceptional insulation properties, remarkable low density, and incredible strength-to-weight ratios. Often referred to as “frozen smoke” due to their ethereal appearance, aerogels are produced by replacing the liquid component of a gel with gas, typically through supercritical drying, which avoids collapse of the gel structure. Composed primarily of air (up to 99.98%), these materials exhibit a wide array of unique characteristics that make them valuable across various industries.
Features of Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation
-
Extremely Low Density: Aerogels are some of the world’s lightest solids, with densities as low as 0.001 grams per cubic centimeter.
-
Superb Insulation: They possess extremely low thermal conductivity, making them among the best insulators known to man, effective at temperatures from -270°C to 1,000°C.
-
High Porosity: With a porous structure that can reach up to 99.9%, aerogels have an incredibly large internal surface area, enhancing their functionality in absorption and catalysis applications.
-
Translucent to Transparent: Depending on their composition, aerogels can transmit light, giving them a unique semi-transparent or transparent appearance.
-
Mechanical Strength: Despite their fragile appearance, aerogels can be engineered to possess significant mechanical strength, capable of bearing considerable weight.
-
Chemically Inert: Many aerogels are chemically stable and resistant to corrosion, making them suitable for harsh environments.
(Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation)
Parameters of Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation
Airgel particles, particularly the silica (SiO2) based nano aerogel powder, represent a revolutionary advancement in thermal insulation technology. These materials boast several unique properties that make them ideal for a wide range of applications where high thermal insulation is required, including construction, aerospace, and electronics.
The key feature of SiO2 aerogels lies in their extremely low density and high porosity. Typically, these aerogels have a density as low as 0.1 mg/cm³, making them over 99.8% air by volume. This structure results in exceptional thermal insulation capabilities, as heat transfer through conduction, convection, and radiation is significantly reduced. The low thermal conductivity of aerogels allows them to maintain a stable temperature, even in extreme conditions, thus providing superior energy efficiency.
Another critical advantage of using SiO2 aerogel particles is their remarkable stability. These materials can withstand high temperatures without degrading or losing their insulation properties, making them suitable for applications in high-heat environments such as industrial furnaces or spacecraft. Additionally, they are chemically inert, which means they are resistant to corrosion and do not react with other substances, ensuring longevity and reliability.
In terms of environmental impact, SiO2 aerogel particles offer several benefits. They are non-toxic, biologically inert, and recyclable, making them an eco-friendly alternative to traditional insulation materials. Furthermore, their lightweight nature reduces the overall weight of structures, which can lead to lower transportation emissions and more efficient use of resources.
The versatility of SiO2 aerogel powder also makes it adaptable for various manufacturing processes. It can be easily incorporated into different forms, such as foams, films, and coatings, depending on the specific application requirements. This flexibility allows for customization in terms of thickness, shape, and durability, enhancing its usability across different industries.
Despite these numerous benefits, there are still challenges associated with the production and practical implementation of SiO2 aerogel particles. The manufacturing process involves complex chemical reactions and high-pressure drying techniques, which can be costly and resource-intensive. Additionally, the high purity and quality control necessary for these materials add to their development and production costs.
In conclusion, SiO2 aerogel particles represent a significant leap forward in thermal insulation technology, offering unparalleled performance in terms of thermal resistance, stability, and environmental sustainability. While challenges exist in their production and cost-effectiveness, ongoing research and development are expected to address these issues, paving the way for widespread adoption in various sectors. As a result, the future of thermal insulation looks promising with the potential for SiO2 aerogels to revolutionize the industry.
(Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation)
Applications of Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation
-
Thermal Insulation: Used in aerospace for spacecraft insulation, and in commercial and residential buildings for energy-efficient windows and insulation materials.
-
Environmental Remediation: Aerogels’ high surface area makes them effective in absorbing pollutants like oil spills and heavy metals from water.
-
Sound Absorption: Their porous structure absorbs sound waves effectively, making them useful in noise reduction applications.
-
Electronics: Aerogels’ low thermal conductivity and electrical insulation properties find applications in semiconductor and battery technology.
-
Optics and Photonics: Translucent aerogels are used in optical devices, light-guiding structures, and as filters.
-
Drug Delivery: The high surface area can be utilized for controlled drug release, making aerogels candidates for advanced medical applications.
Company Profile
Graphne Aerogels is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality aerogel and graphene products.
The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.
If you are looking for high-quality graphene, aerogel and relative products, please feel free to contact us or click on the needed products to send an inquiry.
Payment Methods
L/C, T/T, Western Union, Paypal, Credit Card etc.
Shipment
It could be shipped by sea, by air, or by reveal ASAP as soon as repayment receipt.
FAQs of Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation
Q: Is Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation fragile?
A: Traditional aerogels are brittle and fragile; however, advancements have led to the development of “flexible” or “rigid” aerogels that maintain their unique properties while being more durable.
Q: How is Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation made?
A: Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation is synthesized by replacing the liquid in a gel with gas without causing the structure to collapse. This is typically achieved through supercritical drying, where the solvent is converted to a supercritical state, allowing it to evaporate without forming liquid-gas interfaces that could damage the gel structure.
Q: Is Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation expensive?
A: Historically, aerogels have been costly due to their complex manufacturing process. However, with technological advancements and economies of scale, costs are gradually decreasing.
Q: Can Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation conduct electricity?
A: Most aerogels are poor conductors of electricity due to their porous, insulating nature. However, certain metal-oxide aerogels can display semiconducting or even conducting properties.
Q: Is Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation environmentally friendly?
A: Aerogels themselves do not pose environmental hazards, and their use in insulation can reduce energy consumption. However, the production process may involve chemicals that require careful handling and disposal.
(Airgel Particles, SiO2 Silica Nano Aerogel Powder For Thermal Insulation)
