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  • High Alumina Bricks Firebricks Refractory - China

    price: contact company for price

    High alumina brick Brief description Laurel

    high alumina bricks are produced with

    selected bauxite chamotte by advanced process

    and strict quality control.The main mineral

    components are corundum and mullite phases.It

    features excellent high temperature mechanics

    and chemical corrosion resistance.

    Technical data

    Item HA60 HA70 HA75 HA80

    AL2O3(%) ≥60 ≥70 ≥75 ≥75-80

    SIO2(%) 32 22 20 ≥18

    Fe2O3(%) ≤1.7 ≤1.8 ≤1.8 ≤1.8

    Refractoriness °C 1790 >1800 >1825 ≥1850

    Bulk density, g/cm3 2.4 2.45-2.5 2.5 2.55-2.6

    Softening temperature under load ≥1470 ≥1520 ≥1530 ≥1550

    Apparent porosity, % 22 <22 <21 20

    Cold Crushing strength Mpa ≥45 ≥50 ≥54 ≥60

    Features

    1.Resisting high temperature

    2.Great bulk density

    3.Low iron content

    4.Good eroding resistance

    Applications

    1.Steel furnaces

    2.Iron making furnaces

    3.Glass kiln

    4.Ceramic tunnel kiln

    5.Cement kiln

    High Alumina Bricks Firebricks Refractory

    For any questions and needs please contact us below


    Company Contact:


    • Phone: 8653280829560

    • Address: RM3103,Unit 2, Building 1, No.111 Shangdong, QINGDAO, China

    • Email: Email


    Published date: September 21, 2012 -

    • Business Description: Qingdao Laurel Enterprise Co., Ltd , was established in 2003, specialized in refractory material, including refractory bricks, heat insulation bricks, ceramic fiber products, rock wool products and glass wool products. We have 4 large product line. Both Research & Development Center for technology and Testing center for chemical and physical properties are established. We sincerely welcome friends from all over the world to visit our company and cooperate with us on the basis of long term mutual benefits.

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