KaiFeng GaoDa New Type Refractory Material Factory
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(86)-189 3782 2293
Contact:A Lei
TEL:(86)-18937822293
Fax:(86)-371-2392 2186
Email:suwolf@faxmail.com
Add:West of XiaoWangTun ZhenBian Road KaiFeng City,HeNanProvince,China
Zip:475000
 
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Production
Refractory for Cement rotary kiln
physical-chemical characteristics of refractory for cement rotary kiln:
Quality High Alumina Fireclay
Brand GD-A60 GD-A56 GD-A70 GD-A37
Chemical analysis(%) Al2O3 60 56 70 37
SiO2 34 39 24 56
Liner change(%)( )° C×3h after heat (1500)±0.35 (1500)±0.10 (1400)±0.30 (1300)±0.79
Bulk Density(g/cm3) 110° C×24h 2.4 2.4 2.6 2.1
( )° C×3h (1500)2.3 (1500)2.3 (1400)2.5 (1300)2.1
Thermal Conductivity(w/m.k)500° C 1.45 1.16 1.48 0.87
Features High strength Abrasion-ability Anti-strip High strength Abrasion-ability Anti-strip High strength Abrasion-ability Anti-strip High strength Abrasion-ability Anti-strip
Use High temp zone High temp zone High temp zone High temp zone

            Quality
          Fireclay
        High Alumina
            Brand
GD-A48 GD-A42 GD-A93 GD-95
Chemical analysis(%) Al2O3 48 42 ≥93 ≥95
SiO2 42 47 ≤3 ≤0.5
Liner change(%)( )° C×3h

after heat

+0.3(1400) -0.2(1300) 0~+0.5(1300) 0~+0.8(1500)
Bulk Density(g/cm3) 110° C×24h 2.15 2.00 3.00 3.0
( )° C×3h (1400)2.10 (1300)2.0 (1500)2.9 (1500)2.90
热间线膨胀率(%)at1000° C 0.25 0.30 0.72 -
            Features High strength High strength High strength High strength
          Use heating furnace preheat zone nozzle,Kiln opening kiln opening
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