브라운 융합 알루미나


브라운 융합 알루미나 (BFA) is a type of synthetic abrasive made from high-quality bauxite and other raw materials in an electric arc furnace. BFA is known for its toughness, 높은 경도, and excellent wear resistance.

BFA is widely used in abrasive applications such as grinding wheels, sandblasting, 그리고 폴리싱. It is also used in refractory materials, 도예, and as a raw material for the production of aluminum metal.

BFA is available in different grit sizes and can be used for a variety of applications depending on the desired surface finish and material removal rate. It is often preferred over other abrasives due to its high durability and low dust generation during use.

BFA can also be further processed to produce specialized types of abrasive grains such as microcrystalline grains, which are used for precision grinding and lapping applications, and macrocrystalline grains, which are used for heavy-duty grinding and cutting applications.

Brown-Fused-Alumina
  • 2영형3: 95.5% – 97.5%
  • SiO₂: 1.0% – 1.5%
  • Fe₂O₃: 0.5% – 2.0%
  • NA2영형: ≤0.1%

관련 제품

Particle Size


Brown Fused Alumina Particle
  • Common particle size of refractory materials: 0-1, 1-3, 3-5, 5-8mm, 100, 200, 325 mesh.
  • Common particle size of abrasives: 12, 14, 16, 24, 30, 36, 46, 60, 80, 100, 120, 150, 180, 200, 220, 240, 280, 325 mesh.
  • Common micropowder for polishing and grinding: 400, 600, 800, 1000, 1500, 2000-6000 mesh.
  • The granularity of the product can be processed according to the granularity required by the user.

특징


  • High Hardness
    Brown fused alumina is known for its high hardness, which makes it an excellent abrasive material. Its hardness is due to the strong covalent bonds between the aluminum and oxygen atoms in the aluminum oxide crystals.
  • High Strength
    Brown fused alumina has high strength, making it suitable for use in applications that require a robust and durable material. Its strength is primarily attributed to its dense, crystalline structure.
  • Chemical Stability
    Brown fused alumina is chemically stable and resistant to most acids and alkalis, making it suitable for use in corrosive environments. This chemical stability is due to the strong chemical bonds within the aluminum oxide structure.
  • Heat Resistance
    Brown fused alumina has excellent heat resistance, which means it can withstand high temperatures without losing its physical properties. This heat resistance makes it suitable for use in high-temperature applications such as refractory materials and high-performance abrasives.
  • Grades
    Brown fused alumina is available in various grades, which are determined by the purity of the material and the type of impurities present. The grading system is essential for categorizing the product based on its quality and suitability for specific applications.
  • Grit Size Selection
    Grit size is a critical factor in determining the performance of brown fused alumina in different applications. The size of the grit is usually specified by a number, with higher numbers indicating smaller grit sizes. The selection of the appropriate grit size depends on the desired surface finish and material removal rate.

응용 프로그램


  • 연마제
    One of the primary applications of brown fused alumina is in the manufacturing of abrasive products such as grinding wheels, sandpaper, and blasting media. Its high hardness and strength make it an excellent choice for cutting, 연마, and polishing various materials, including metals, 도예, and glass.
  • Refractories
    Brown fused alumina is also widely used as a refractory material, particularly in the production of high-temperature-resistant products such as bricks, castables, and monolithic linings. Its excellent heat resistance and chemical stability make it suitable for use in furnaces, kilns, and other high-temperature applications.
  • Surface Treatment
    Brown fused alumina is used in surface treatment processes such as shot blasting, sandblasting, and surface polishing. Its hardness and abrasiveness make it ideal for cleaning and preparing metal surfaces before painting, welding, or other operations.
  • Other Applications
    Brown fused alumina has other niche applications, including the manufacturing of wear-resistant ceramics, anti-skid materials, and specialized grinding tools.

매개 변수


ApplicationGrain sizeAl2O3TIo2카오sio2Fe2O3Magnetic material content%
FOR ABRASIVESF4~F80 P12~P8095.0~95.91.7~3.40.42max1.0 max0.3max0.05 max
F90~F150 P100~P15094.5~95.91.7~3.60.42max1.0 max0.3max0.03 max
F180~F220 P180~P22094.0~95.91.7~3.80.45max1.2 max0.3max0.02 max
F230~F800 P240~P80093.5 min1.7~3.80.45max1.2 max0.3max
F1000~F1200 P1000~P120093.0 min4.0max0.50max1.4 max0.3max
P1200-P250092.5 min4.2max0.55max1.6 max0.3max
ApplicationGrain sizeAl2O3TIo2카오sio2Fe2O3Magnetic material content%
FOR REFRACTORY0-1mm 1-3mm 3-5mm 5-8mm 8-12mm95.0min0.25max1.0max3.0 max0.05 max
0-3mm 0-5mm 0-10mm 0-25mm95.0min0.25max1.0max3.0max0.05 max
180#-0 240#-0 320#-094.0 min0.30max1.5max3.5 max0.03 max

FAQ


20 톤

탄화규소 연마재는 산화알루미늄 연마재보다 단단하고 날카롭습니다., 더욱 공격적이고 빠른 절단을 가능하게 합니다.. 하지만, 그들은 또한 더 부서지기 쉽다, 이로 인해 파손이 빨라지고 연마 수명이 단축될 수 있습니다..

실리콘 카바이드 연마재의 입자 크기는 거친 것부터 다양합니다. (24 모래) 초미세화하다 (1200 모래) 그리고 다양한 용도로 사용됩니다, 신속한 소재 제거부터 정밀 연마까지.

올바른 탄화규소 연마재를 선택하려면, 작업 중인 자료와 같은 요소를 고려하십시오., 원하는 마무리, 거친 삶, 그리고 사용하는 장비. 일반적으로, 더 단단한 재료에는 더 미세한 입자가 필요합니다, 부드러운 재료는 거친 입자로 작업할 수 있습니다..

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설립 2001, HSA, 또한 콘크리트 및 연마 산업을위한 고성능 제품의 프리미엄 소스.

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