Küresel Alümina (Al2O3) Pudra, also known as alumina microspheres, is a widely used material in various industries due to its unique properties and versatility.

Küresel Alümina (Al2O3) Powder Uses

Spherical alumina powder has a wide range of uses and is mainly applied in the following fields:

• Thermal conductivity filler: yüksek ısı iletkenliği sayesinde (up to 200W/mK or more), spherical alumina powder can effectively improve the thermal conductivity of silica gel, epoxy resin, plastics and other materials, which is widely used in the fields of heat dissipation of electronic devices, thermal conductivity of automotive parts, ve kimyasal boru hatlarının ısı yalıtımı.
• Aşınmaya dayanıklı malzemeler: yüksek sertlikte (Mohs sertliği 9 yada daha fazla) ve yüksek aşınma direnci, küresel alümina tozu aşınmaya dayanıklı parçalar üretmek için kullanılabilir, aşındırıcılar ve parlatma malzemeleri, Makine ve ekipmanın hizmet ömrünü etkili bir şekilde uzatmak, ve üretim verimliliğini artırın.
• Katalizör taşıyıcı: yüksek spesifik yüzey alanı (100m2/g'a kadar veya daha fazla) ve küresel alümina tozunun iyi aktivitesi onu ideal bir katalizör taşıyıcısı yapar, Katalitik reaksiyonun verimliliğini önemli ölçüde artırabilen ve üretim maliyetini azaltabilen, ve kimya endüstrisinde yaygın olarak kullanılmaktadır, petrol, tıp ve diğer endüstriler.
• Diğer kullanımlar: küresel alümina tozu seramiklerde de kullanılabilir, elektronik, tıp ve diğer alanlar, seramik karo üretimi gibi, elektronik parçalar, tıbbi cihazlar vb..

Küresel alüminanın özellikleri (Al2O3) pudra

Küresel alümina tozu aşağıdaki olağanüstü özelliklere sahiptir:

• Yüksek küresellik: küresellik ≥95%, iyi akışkanlık, dağılması kolay, toz topaklanmasını etkili bir şekilde önleyebilir, Doldurma etkisini ve işleme verimliliğini artırın.
• Yüksek saflık: Al2O3 içeriği ≥ 99.9%, düşük safsızlık içeriği, Malzemenin stabilitesini ve güvenilirliğini sağlamak için, zorlu uygulama senaryolarına uygun.
• Yüksek spesifik yüzey alanı: spesifik yüzey alanı 100m2/g'den fazlasına ulaşabilir, güçlü adsorpsiyon yeteneği ile, which can improve the catalyst activity and enhance the bonding force between the material and other substances.
• Yüksek ısı iletkenliği: the thermal conductivity can reach more than 200W/mK, which is an ideal thermal conductivity material and can effectively solve the heat dissipation problem.
• Yüksek aşınma direnci: Mohs hardness can be up to grade 9 yada daha fazla, wear-resistant, uzun hizmet ömrü, can reduce maintenance costs.

Application of spherical alumina powder

Electronic field:

• As a thermally conductive filler, it is used in the manufacture of heat dissipation materials for electronic components, such as CPU heat sinks, LED lamp heat sinks, vb., to enhance the heat dissipation efficiency of electronic equipment and ensure its stable operation.
• As an encapsulation material, it is used in the manufacture of encapsulation body of electronic components, to improve the high temperature resistance, corrosion resistance and impact resistance of electronic components, and prolong the service life.
• As a conductive material, used in the manufacture of circuit boards, wires and cables, vb., to improve the conductive efficiency and reduce resistance loss.

Automotive field:

• As a wear-resistant material, it is used in the manufacture of automobile brake pads, cylinder blocks, pistons and other parts to improve the wear resistance and service life of automobiles and reduce maintenance costs.
• As a thermally conductive material, it is used in the manufacture of automobile engine radiators, water tanks and other components to enhance the heat dissipation efficiency of automobiles and reduce fuel consumption and emissions.

Mechanical field:

• As a wear-resistant material, it is used in the manufacture of bearings, gears, seals and other mechanical parts to improve the wear resistance and service life of mechanical equipment and reduce the failure rate.
• As a polishing material, it is used for polishing precision instruments, optical devices, vb. to improve surface finish and precision.

Chemical field:

• As a catalyst carrier, used in the manufacture of chemical products, such as catalysts, fillers and auxiliaries, to improve the efficiency of catalytic reaction and reduce production costs.
• As fillers, used to improve the performance of chemical products, such as enhancing the strength and abrasion resistance of plastics, improving the elasticity and aging resistance of rubber.
• As an additive, it is used to improve the processing properties of chemical products, such as improving the fluidity and dispersibility of coatings and lowering the sintering temperature of ceramics.

Building materials field:

• As a ceramic raw material, it is used in the manufacture of ceramic bricks, refractory materials and decorative materials, to improve the strength, hardness and abrasion resistance of ceramics, and to prolong the service life.
• As an additive, it is used to improve the performance of building materials, such as improving the strength and durability of concrete, enhancing the waterproofing and seepage resistance of waterproof materials.

Manufacturing Methods for Spherical Alumina (Al2O3) Pudra

There are several established methods for the production of Spherical Alumina Powder, each with its own advantages and characteristics. Include:

1. Kimyasal Çökeltme
2. Hydrothermal synthesis
3. Sol-gel processing
4. Spray drying

Çözüm

Küresel Alümina (Al2O3) Powder is a versatile and indispensable material, with a wide range of applications across diverse industries. Its unique properties, including high surface area, termal kararlılık, and chemical purity, make it a valuable asset in today’s rapidly evolving technological landscape. Araştırma ve geliştirme devam ettikçe, the future of Spherical Alumina Powder holds exciting prospects for the advancement of various industries and the betterment of our world.