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

Aerogel insulation felts can be categorized into several types based on their specific properties. Here is an overview of the parameters for different types:

1. Polycarbonate Membrane (PMB): This type of foam is made from polypropylene and provides excellent insulation performance. It has a high porosity and excellent durability. However, it is prone to cracking under normal usage and exposure to heat or humidity.

2. Wood Film (WAP): WAP is made from wood fibers that trap heat in the walls and create a barrier against air infiltration. It is generally more durable than other types of insulation films. However, it requires regular maintenance to maintain its performance.

3. Laminated Pod: Laminated pods are made from rigid material such as fiberboard or foam board and are designed to provide a large surface area for ventilation and insulation. They have excellent thermal conductivity and are commonly used in office spaces and universities.

4.-wood foam core (SWCF): SWCF is a dense foam core made from steel and wood fibers and is ideal for use in high-performance environments such as and residential buildings. It is also highly resistant to heat absorption and emission.

5. Reflective Glass membrane (RGM): RGM is a flexible glass that can reflect light and block out external noise. It is particularly useful for use in noise-critical areas like airports and data centers. However, it requires special treatments to ensure its effectiveness in reflecting heat.

6. Hardening behavior: Hardening behavior refers to the way that an insulation film behaves under stress. The behavior of an insulator film is affected by various factors such as temperature, moisture, and pressure. High-temperature insulation films require specialized manufacturing techniques to achieve optimal hardening behavior.

Overall, each type of aerogel insulation film has its own set of parameters that impact its performance. Choosing the right type of insulation film depends on the specific needs of your project and the environment in which you will be using it.

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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

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 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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