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  • Lightweight high-alumina bricks are important heat-insulating materials for thermal furnaces

    Lightweight high-alumina bricks are important heat-insulating materials for thermal furnaces

    The rational manufacture and selection of lightweight high-alumina bricks are of great significance to the rational use of energy and the correct implementation of Chinas energy policies. Among various lightweight insulation materials, ligh...

    18-06-06
  • Classification of insulation materials

    Classification of insulation materials

    The thermal conductivity of the insulating material is less than 0.23 W/(mC), and its porosity is generally above 70%. Due to the large amount of gas enthalpy L, the bulk density is small (usually below 0.5 g/c rr13) and the mechanical stre...

    18-06-05
  • Lightweight corundum brick production process and features

    Lightweight corundum brick production process and features

    Lightweight corundum brick is made of alumina with more than 90% of industrial alumina as raw material, plus a small amount of soft clay and binder, and grinded into slurry together. It adopts foam method or gas generation method, and is ca...

    18-06-04
  • A New Fiber Reinforced Lightweight Brick of Mullite

    A New Fiber Reinforced Lightweight Brick of Mullite

    With the development of industrial technology, lightweight insulation refractories are developing in the direction of more high temperature resistance and thermal shock resistance, and improving the thermal shock resistance and mechanical p...

    18-06-01
  • Application of Lightweight Clay Brick in Industrial Furnace

    Application of Lightweight Clay Brick in Industrial Furnace

    Lightweight clay bricks are light refractory products containing 30% to 46% aluminum. They are mainly made of clay clinker or light clinker. They are usually produced by flammable processes. They can also be chemically formed or foamed to f...

    18-05-31
  • The principle of choosing insulation materials for thermal kiln

    The principle of choosing insulation materials for thermal kiln

    With the increasingly tense resources, thermal industry enterprises are becoming more environmentally friendly and energy-saving in the selection of refractory materials. The main performance of the thermal kiln is mainly determined by the...

    18-05-30
  • Improve the service life of chrome corundum bricks for gasifiers

    Improve the service life of chrome corundum bricks for gasifiers

    The main factors influencing the service life of chrome corundum bricks include gasifier load, operating temperature, coal ash melting point, ash content, and gasifier type. The service life of the chrome corundum brick (also known as the h...

    18-05-29
  • High alumina brick knowledge introduction

    High alumina brick knowledge introduction

    The mineral composition of high-alumina bricks is determined according to the bauxite used. The mineral composition of clinker is generally mullite, corundum and glassy phases. The theoretical composition of mullite is 71.8% of Al2O3 and 28...

    18-05-28
  • The nature of mullite refractory bricks determines its role

    The nature of mullite refractory bricks determines its role

    The firebrick made of sintered or fused mullite as the main raw material may be entirely made of mullite, partly may be mullite, and some may be made of corundum. The former became mullite refractory bricks, and the latter was called corund...

    18-05-25