Aerogel Insulation Felts

Overview of Aerogel Insulation Felts

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 Aerogel Insulation Felts

1. Extremely Low Density: Aerogels are some of the world's lightest solids, with densities as low as 0.001 grams per cubic centimeter.

2. 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.

3. 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.

4. Translucent to Transparent: Depending on their composition, aerogels can transmit light, giving them a unique semi-transparent or transparent appearance.

5. Mechanical Strength: Despite their fragile appearance, aerogels can be engineered to possess significant mechanical strength, capable of bearing considerable weight.

6. Chemically Inert: Many aerogels are chemically stable and resistant to corrosion, making them suitable for harsh environments.

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Parameters of Aerogel Insulation Felts

The aerogel insulation felts parameter is typically used to measure the stiffness of an aerogel insulation material. It is commonly measured in terms of its void fraction, which represents the proportion of the total volume of the insulation that is filled with air. The value of the aerogel insulation felts parameter is usually expressed as "PSU," which stands for pounds per square inch. This means that the stiffness of the insulation increases as the void fraction decreases. A lower coefficient (PSU) indicates greater stiffness and better insulation properties. In addition to its stiffness, the aerogel insulation felts parameter can also be influenced by other factors such as the temperature range over which it is intended to operate and the chemical composition of the insulation material. It is important to choose the right type of aerogel insulation felts based on these parameters to ensure optimal performance and durability.

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Applications of Aerogel Insulation Felts

1. Thermal Insulation: Used in aerospace for spacecraft insulation, and in commercial and residential buildings for energy-efficient windows and insulation materials.

2. Environmental Remediation: Aerogels' high surface area makes them effective in absorbing pollutants like oil spills and heavy metals from water.

3. Sound Absorption: Their porous structure absorbs sound waves effectively, making them useful in noise reduction applications.

4. Electronics: Aerogels' low thermal conductivity and electrical insulation properties find applications in semiconductor and battery technology.

5. Optics and Photonics: Translucent aerogels are used in optical devices, light-guiding structures, and as filters.

6. Drug Delivery: The high surface area can be utilized for controlled drug release, making aerogels candidates for advanced medical applications.

Company Profile

Cie-China is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality concrete additives and relatives 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 concrete materials and relative products, please feel free to contact us or click on the needed products to send an inquiry.

Payment Methods

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Shipment

It could be shipped by sea, by air, or by reveal ASAP as soon as repayment receipt.

FAQs of Aerogel Insulation Felts

Q: Is Aerogel Insulation Felts 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 Aerogel Insulation Felts made? A: Aerogel Insulation Felts 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 Aerogel Insulation Felts 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 Aerogel Insulation Felts 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 Aerogel Insulation Felts 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.

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