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    • Hebei Color Season Metals And Minerals Import And Export Co., Ltd. Follow
      • Vermiculite Fire Brick,Vermiculite Insulation Board,Bath Mat,Wall Tiles,Ceiling Tiles
      3-1-1001, Tianziguanli, No. 15, Guang'an Street, Chang'an Dist., Shijiazhuang, Hebei, China (Mainland)
      Totally has 1 empolyees in Tradesns

    70% high alumina bricks
    Follow
    • Place of Origin：
      Hebei, China (Mainland)
    • Shape：
      Brick
    • Material：
      bauxite
    • SiO2 Content (%)：
      22%
    • Al2O3 Content (%)：
      70%
    • Refractoriness (Degree)：
      1770°< Refractoriness< 2000°
    • Model Number：
      VMC-RFB
    • Brand Name：
      VMC
    • Al2O3：
      ≥70%
    • SiO2：
      22%
    • Fe2O3：
      ≤2%
    • Refractoriness：
      1800
    • refractoriness under load 0.2mpa：
      1510C
    • Porosity：
      19-23%
    • Bulk density：
      >2.4g/cm3
    • Cold cushing strength：
      >50Mpa
    • Thermal expansion at 1000C：
      <0.6%
    • Deliverability： 50000 Piece/Pieces per Month
    • Port： Qingdao/Xingang
    • US $ 0.5-1.3/Piece（Minimal Quantities 1Piece）
    Nolan·Lu
    Manager
    Chat online
    Hebei Color Season Metals And Minerals Import And Export Co., Ltd.
    China Guangdong Shenzhen
    Trading Company
    501 - 1000 People
    Export Model:
    Export Identification:ISO9001
    Main Products:Vermiculite Fire Brick,Vermiculite Insulation Board,Bath Mat,Wall Tiles,Ceiling Tiles
    • Products Description
    • Review List
      Quick Details
    • Place of Origin：
      Hebei, China (Mainland)
    • Shape：
      Brick
    • Material：
      bauxite
    • SiO2 Content (%)：
      22%
    • Al2O3 Content (%)：
      70%
    • Refractoriness (Degree)：
      1770°< Refractoriness< 2000°
    • Model Number：
      VMC-RFB
    • Brand Name：
      VMC
    • Al2O3：
      ≥70%
    • SiO2：
      22%
    • Fe2O3：
      ≤2%
    • Refractoriness：
      1800
    • refractoriness under load 0.2mpa：
      1510C
    • Porosity：
      19-23%
    • Bulk density：
      >2.4g/cm3
    • Cold cushing strength：
      >50Mpa
    • Thermal expansion at 1000C：
      <0.6%

    Specifications

    1.High intensity for pressure
    2.Good thermal shock stability
    3.Strong abrasion and corrosion resistance

    ?

    High aluminum brick is a neutral refractory which Al2O3 content is higher than 48%, using select bauxite as main raw material, supplemented by quality flint clay, it has the property of high compressive strength , high refractoriness under load and good heat shock stability.

    Mainly used in the masonry and building blast furnace, the hot-blast stove, the electric stove furnace top, the rotary kiln inside lining.

    ?

    Brand

    SK-32

    SK-34

    SK-36

    HA-60

    HA-70

    HA-75

    Al2O3(%)

    ≥30

    >42

    >50

    >60

    >70

    >80

    Fe2o3(%)

    ≤3

    <2

    <2

    <2

    <2

    <2

    Refractoriness

    1710

    1750

    1750

    1770

    1790

    1790

    refractoriness under load 0.2mpa(C)

    1300

    1450

    1450

    1450

    1510

    1530

    Porosity(%)

    22

    19-23

    19-23

    19-23

    19-23

    19-23

    Bulk density(g/cm3)

    ≥2.1

    >2.2

    >2.3

    >2.35

    >2.4

    >2.4

    Cold cushing strength (mpa)

    ≥25

    >30

    >40

    >45

    >50

    >60

    Thermal expansion at 1000C(%)

    ≤0.6

    <0.6

    <0.6

    <0.6

    <0.6

    <0.6

    ?

    Features:

    1.?????? Low bulk density, low thermal conductivity, good thermal insulation performance

    2.?????? Refractory category allow direct contact of fire, suitable for various atmosphere

    3.?????? Good integrity with furnace lining, long service life, easy operation, could be shaped freely

    ?

    Typical application:

    1.?????? Furnaces of metallurgy industry, heat treatment furnace

    2.?????? Furnaces of chemical industry and construction industry

    3.?????? Furnace of incineration of garbage, recirculating fluidized bed furnace

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