Pingxiang Annareach Technology Co., Ltd.

AREACHModel 43*43 cells -Dense Alumina Blocks

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Dense Alumina blocks also called ceramic heat exchange matrix as a reliable heat exchange media with thermal properties is the key components of the thermal storage system widely used in RTO (Regenerative Thermal Oxidizers) media and maintenance. A regenerative thermal oxidizer utilizes a unique regenerative style heat exchanger. Ceramic blocks with a pattern of channels much less susceptible to clogging. Plus dense alumina blocks as a ceramic structured packing made of thin-walled ceramic suitable for corrosive applications, where other materials or plastic are not suitable.
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Material: Dense Alumina

Regular size: 100*100*100mm,100*150*150mm.150*150*150mm.150*150*300mm

Cell : 43*43 

Application: RTO for industry, air pollution control equipment.


Dense Alumina Block Physical Property

  • Density 2.4-2.7
  • water Absorption≤ 2%
  • Coefficient of thermal expansion(20-800℃)≤ 5x10-6k -1
  • Specific Heat (20-1000℃):1000-1150J/Kg.K
  • Thermal Conductivity (20-1000℃):1.5-2.5W/m.k
  • impact thermal resistance≥300℃/Min
  • Strength ( A axis)≥34MPA
  • Compressive( B axis)≥8

Material  Chemical Composition

AL2O3/ Alumina Oxide:55-65%
SiO2 /Silicon Oxide :25-35%
MgO:3-5%
Fe2O3+TiO2:2-4 %
Others<5%

 


Higher heat storage.
Higher Alkali resistance .
Small resistance loss.
Outstanding crack-resistance.
Low heat expansion .
High specific heat capacity .
High thermal shock resistance.
Good Thermal Conductivity .
Resolve siloxane clogging, cut costs and boost uptime in VOCs emission treatment process.