Overview of Silica aerogel

Definition: Silica aerogel is a solid material derived from a gel, in which the liquid component of the gel has been replaced with a gas. This process results in a material that retains its gel-like structure but is extremely lightweight.

Production: It is typically produced through a sol-gel process followed by supercritical drying, which removes the liquid without causing the solid structure to collapse.

Applications: Commonly used in aerospace applications, as insulation in buildings, pipelines, and oil and gas industries due to its remarkable insulative properties.

Features of Silica aerogel

Low Density: One of the lightest solid materials known, often lighter than air, giving it a ghostly appearance.

Thermal Insulation: Possesses extremely low thermal conductivity, making it an excellent insulator even at high temperatures.

Transparency: Depending on its thickness and processing, silica aerogels can be highly transparent, allowing them to be used in certain optical applications.

Hydrophobicity: Many types of silica aerogels are treated to become hydrophobic, which helps prevent moisture absorption and enhances their durability and insulation performance.

Mechanical Fragility: Despite its impressive properties, silica aerogel is quite brittle and requires careful handling to avoid damage.

(low thermal conductivity silica aerogel insulation blanket for roof and building)

Specification of low thermal conductivity silica aerogel insulation blanket for roof and building

The low thermal conductivity silica aerogel insulation blanket is a sophisticated option designed for roof and building insulation, using premium thermal performance, longevity, and power performance. This light-weight, versatile product is crafted to lessen warm transfer in both property and business structures, ensuring year-round temperature law and minimized energy intake. Its core requirements includes a thermal conductivity range of 0.015– 0.020 W/m · K , making it among the most efficient insulation materials readily available. Composed of nanostructured silica aerogel fragments embedded within a reinforced fiber matrix (typically polyester or glass fiber), the covering offers exceptional insulation even at minimal densities (frequently 5– 20 mm), optimizing room effectiveness in limited installations. The product runs efficiently across a broad temperature level variety, from -200 ° C to 650 ° C , making certain stability in severe climates. Its hydrophobic nature drives away moisture, avoiding water absorption, mold and mildew growth, and degradation of thermal performance. The covering is non-combustible, achieving Class A fire rankings (ASTM E84/UL 723) with low smoke emission, enhancing security in fire-prone environments. With a low density of 150– 200 kg/m ³ , it decreases architectural load while maintaining high tensile strength and resistance to compression. Installment is uncomplicated as a result of its flexibility, permitting it to conform to irregular surface areas, and it can be conveniently reduced with basic tools. The product is chemically inert, non-corrosive, and without dangerous VOCs, guaranteeing compatibility with building materials and indoor air quality requirements. Its longevity ensures lasting efficiency without clearing up or deterioration, backed by a lifespan going beyond 20 years . Applications include roofing system insulation, wall dental caries, heating and cooling systems, and commercial piping. By dramatically reducing warm loss or gain, this silica aerogel insulation covering sustains compliance with energy codes (e.g., ASHRAE, LEED) and lowers heating/cooling expenses. Customizable dimensions and densities are available to satisfy project-specific needs, stabilizing efficiency with cost-effectiveness.

(low thermal conductivity silica aerogel insulation blanket for roof and building)

Applications of low thermal conductivity silica aerogel insulation blanket for roof and building

Reduced thermal conductivity silica aerogel insulation coverings are revolutionizing energy effectiveness in buildings and roofing systems. These sophisticated products incorporate the phenomenal shielding buildings of silica aerogel– a nanoporous, lightweight material– with the versatility and toughness of a covering, making them excellent for a large range of building applications. With thermal conductivity as low as 0.015 W/m · K, they outmatch conventional insulation like fiberglass or foam, making it possible for remarkable thermal resistance in thinner layers. This makes them perfect for areas where reducing density is critical, such as retrofitting historic buildings or taking full advantage of indoor space in modern-day designs.

In roof, silica aerogel blankets offer a smooth barrier versus heat transfer, reducing power loss in both residential and commercial buildings. They are highly effective in severe climates, keeping stable indoor temperature levels year-round by reflecting radiant heat in summer season and retaining heat in winter. Their hydrophobic nature wards off dampness, protecting against mold development, deterioration, and architectural degradation caused by trapped water. This resilience ensures long-term efficiency without degradation, even in damp or wet atmospheres.

For constructing envelopes, these blankets are utilized in walls, floors, and around cooling and heating systems to eliminate thermal connecting and air leakages. Their light-weight, adaptable design permits very easy installation around pipes, ducts, and irregular surface areas, decreasing labor costs. In commercial settings, they shield equipment and pipes while complying with fire security requirements because of their non-combustible silica base.

Beyond thermal performance, silica aerogel insulation supports sustainability objectives by lowering energy intake and carbon discharges. Its durability lowers waste from constant substitutes, and some variants include recycled materials. Whether for new building and construction, retrofits, or specialized projects, silica aerogel insulation blankets use a future-proof solution that balances effectiveness, area financial savings, and environmental obligation. Their adaptability throughout environments and structure kinds positions them as a foundation of modern, energy-conscious architecture.

Company Introduction

Welcome to HiphopGalaxy, a trusted global supplier of high-quality silicon dioxide (SiO2) powder, renowned for its exceptional purity and performance. Established with a vision to deliver cutting-edge materials that meet the diverse needs of modern industries, we have positioned ourselves as a leading player in the international market.

Our SiO2 powders find applications across multiple sectors, including adhesives, coatings, pharmaceuticals, cosmetics, polymers, and electronics. Each application benefits from the unique properties of our products—high surface area, excellent thixotropy, chemical inertness, and superior reinforcement capabilities. Whether you need hydrophilic or hydrophobic variants, we offer tailored solutions to meet your specific requirements.

If you have any questions, please feel free to contact us(nanotrun@yahoo.com).

Payment Methods

T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of low thermal conductivity silica aerogel insulation blanket for roof and building

What is a low thermal conductivity silica aerogel insulation blanket? A low thermal conductivity silica aerogel insulation blanket is a lightweight, flexible material composed of silica aerogel—a nanoporous solid with extremely low thermal conductivity—embedded in a fibrous matrix. It is designed to provide superior thermal insulation for roofs and buildings by minimizing heat transfer, even at thin profiles. Its structure traps air molecules, reducing convection and conduction, making it ideal for energy-efficient applications where space or weight savings are critical.

Why choose silica aerogel insulation over traditional materials like fiberglass or foam? Silica aerogel blankets offer significantly lower thermal conductivity (typically 0.015–0.020 W/m·K) compared to fiberglass (0.030–0.040 W/m·K) or foam (0.020–0.035 W/m·K), enabling better insulation with thinner layers. They are non-combustible, water-repellent, and durable, unlike foam, which can degrade or absorb moisture. This makes them suitable for long-term performance in harsh weather conditions, reducing energy costs and maintenance.

Can silica aerogel insulation be used in all types of roofs and buildings? Yes. These blankets are versatile and compatible with flat or sloped roofs, walls, pipelines, and industrial structures. They resist moisture, UV exposure, and temperature extremes (-40°C to 650°C), making them suitable for both residential and commercial applications. Their flexibility allows easy installation around irregular surfaces, vents, or joints, ensuring seamless thermal protection without compromising structural integrity.

Is silica aerogel insulation safe and environmentally friendly? Silica aerogel blankets are non-toxic, odorless, and free from harmful fibers like asbestos. They meet fire safety standards (e.g., ASTM E84 Class A) and do not release volatile organic compounds (VOCs). While silica aerogel itself is derived from silica sand, a natural resource, production processes vary in sustainability—look for manufacturers using eco-friendly methods or recycled materials to minimize environmental impact.

How does the cost of silica aerogel insulation compare to alternatives? Initially, silica aerogel blankets are more expensive than traditional materials due to advanced manufacturing. However, their superior insulation performance reduces energy bills over time, offsetting upfront costs. Additionally, their durability and low maintenance requirements lower long-term expenses. For projects prioritizing energy efficiency, space savings, or compliance with strict building codes, the investment is often justified by lifecycle savings and performance benefits.

(low thermal conductivity silica aerogel insulation blanket for roof and building)