low thermal conductivity silica aerogel heat insulation

Overview of low thermal conductivity silica aerogel heat insulation

에어로겔은 초경량입니다., 뛰어난 단열 특성으로 알려진 다공성 재료, 현저한 저밀도, 놀라운 무게 대비 강도 비율. 종종 다음과 같이 언급됩니다. “얼어 붙은 연기” 그들의 미묘한 외모로 인해, 에어로겔은 겔의 액체 성분을 기체로 대체하여 생산됩니다., 일반적으로 초임계 건조를 통해, 겔 구조의 붕괴를 방지합니다.. 주로 공기로 구성됨 (최대 99.98%), 이러한 재료는 다양한 산업 전반에 걸쳐 가치를 부여하는 다양한 고유 특성을 나타냅니다..

Features of low thermal conductivity silica aerogel heat insulation

1. 극도로 낮은 밀도: 에어로겔은 세계에서 가장 가벼운 고체 중 하나입니다., 밀도가 다음과 같이 낮습니다. 0.001 그램/입방센티미터.

2. 뛰어난 단열성: 열전도율이 매우 낮습니다., 인간에게 알려진 최고의 절연체 중 하나로 만들기, -270°C ~ 1,000°C의 온도에서 효과적입니다..

3. 높은 다공성: 다공성 구조로 최대 도달 가능 99.9%, 에어로겔은 엄청나게 큰 내부 표면적을 가지고 있습니다., 흡수 및 촉매 응용 분야의 기능 향상.

4. 반투명에서 투명으로: 구성에 따라, 에어로젤은 빛을 전달할 수 있다, 독특한 반투명 또는 투명한 외관을 제공합니다..

5. 기계적 강도: 그들의 연약한 모습에도 불구하고, 에어로겔은 상당한 기계적 강도를 갖도록 설계될 수 있습니다., 상당한 무게를 지탱할 수 있는.

6. 화학적으로 불활성: 많은 에어로겔은 화학적으로 안정하고 부식에 강합니다., 열악한 환경에 적합하게 만들기.

(low thermal conductivity silica aerogel heat insulation)

Parameters of low thermal conductivity silica aerogel heat insulation

Silica Aerogel is an excellent material for high-temperature applications such as electrical and mechanical systems due to its unique thermal conductivity. This makes it ideal for use in a variety of applications where heat transfer is critical, such as HVAC (heating, ventilation, and air conditioning) systems or industrial processes.

One key aspect of silica aerogel’s high thermal conductivity is the fact that it has a low coefficient of resistance (C0R). This means that when heat is transferred through a material, the coefficient of resistance decreases rapidly with temperature. This allows for efficient heat transfer across the surface of the material, which can help reduce energy waste and improve performance.

Another important feature of silica aerogel is its high thermal conductivity. When hot fluid flows over the surface of the material, it forms smaller bubbles that can conduct electricity more efficiently than larger bubbles. This property is particularly useful in areas where temperature changes rapidly, such as in outdoor HVAC systems or in chemical reactions where heat transfer must be done quickly.

전반적인, silica aerogel provides an excellent option for high-temperature applications due to its unique thermal conductivity, low C0R properties, and high thermal conductivity. It is widely used in various fields and industries, from HVAC and IT systems to chemical reactions and processes. Its high performance and cost-effectiveness make it an attractive choice for modern technology development.

(low thermal conductivity silica aerogel heat insulation)

Applications of low thermal conductivity silica aerogel heat insulation

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. 전자제품: 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.

회사 프로필

Graphne Aerogels는 신뢰받는 글로벌 화학 소재 공급업체입니다. & 12년 이상의 초고품질 에어로젤 및 그래핀 제품 공급 경험을 보유한 제조업체.

회사에는 전문 기술 부서와 품질 감독 부서가 있습니다., 시설이 잘 갖춰진 실험실, 첨단 테스트 장비와 애프터 서비스 센터를 갖추고 있습니다..

고품질 그래핀을 찾고 있다면, 에어로젤 및 관련 제품, 언제든지 저희에게 연락하시거나 필요한 제품을 클릭하여 문의사항을 보내주세요..

결제 방법

신용장, 티/티, 웨스턴 유니온, 페이팔, 신용카드 등.

선적

그것은 바다로 발송될 수 있었습니다, 비행기로, 또는 상환 영수증이 나오는 대로 최대한 빨리 공개하십시오..

FAQs of low thermal conductivity silica aerogel heat insulation

큐: Is low thermal conductivity silica aerogel heat insulation fragile?
에이: 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.

큐: How is low thermal conductivity silica aerogel heat insulation made?
에이: low thermal conductivity silica aerogel heat 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.

큐: Is low thermal conductivity silica aerogel heat insulation expensive?
에이: Historically, aerogels have been costly due to their complex manufacturing process. 하지만, with technological advancements and economies of scale, costs are gradually decreasing.

큐: Can low thermal conductivity silica aerogel heat insulation conduct electricity?
에이: Most aerogels are poor conductors of electricity due to their porous, insulating nature. 하지만, certain metal-oxide aerogels can display semiconducting or even conducting properties.

큐: Is low thermal conductivity silica aerogel heat insulation environmentally friendly?
에이: Aerogels themselves do not pose environmental hazards, and their use in insulation can reduce energy consumption. 하지만, the production process may involve chemicals that require careful handling and disposal.

(low thermal conductivity silica aerogel heat insulation)