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PRODUCT DEFINE
Ceramic
sand is a new special foundry sand. The spherical sand has
its outsatanding properties. It could improve foundry
efficiency, less emission and protect environment.
APPLICATIONS
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1, Resin
Coated Sand
2, Cold
Box
3, No-Bake
Sand
4, Lost
Form (EPC Filler Sand)
5, Facing
Sand (Substitude of Chromite Sand)
6, Ladle
Filler Sand (Steel Ladle Use)
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TECHNICAL SPECIFICATIONS
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A. Chemical Elements
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      Â
    Element
|
%
|
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     Â
 Al2O3
|
>*5
|
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 SiO2
|
***2
|
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 Fe2O3
|
3
|
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 TiO2
|
3.9
|
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 K2O
|
1.5
|
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       MgO
|
0.*8
|
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       CaO
|
0.*5
|
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B. Physical Characters
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       True
Density
|
3.3g/cm3
|
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       Bulk
Density
|
2.**2.3g/cm3
|
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       PH
|
7.5
|
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       Shape
|
Spherical
|
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       Hardness
(Mohs)
|
7
|
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 Refractoriness
|
***0oC
|
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       Thermal
Expansion
|
0.*0%
(******0oC)
|
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       Heat
Conductivity
|
(***0oC)
5.*7W/M.K
|
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C. Standard Classifiation (Type of Sieve Analyse)
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       mm                AFS*0         Â
AFS*0Â Â Â Â Â Â Â Â Â Â
AFS*0
    Â
 1.**1.0            Â
0.*1Â Â Â Â Â Â Â Â Â Â Â Â Â
0.*1Â Â Â Â Â Â Â Â Â Â Â Â Â
0.*0
    Â
 1.**0.*1          Â
0.*5Â Â Â Â Â Â Â Â Â Â Â Â Â
0.*1Â Â Â Â Â Â Â Â Â Â Â Â Â
0.*0
    Â
 0.***0.5            0.*8            Â
0.*0Â Â Â Â Â Â Â Â Â Â Â Â Â
0.*0
    Â
 0.**0.**5        Â
*0.*5Â Â Â Â Â Â Â Â Â Â Â
0.*8Â Â Â Â Â Â Â Â Â Â Â Â Â
*3.*4
     Â
 0.****0.*5        *3.*2          Â
*5.*7Â Â Â Â Â Â Â Â Â Â Â Â *5.*6
     Â
 0.***0.*8        Â
*2.*7Â Â Â Â Â Â Â Â Â Â Â Â *3.*6Â Â Â Â Â Â Â Â Â Â Â Â *5.*1
     Â
 0.***0.**3      Â
0.*1Â Â Â Â Â Â Â Â Â Â Â Â Â Â 3.*1Â Â Â Â Â Â Â Â Â Â Â Â Â Â 4.9
    Â
 0.****0.*2      Â
0.*4Â Â Â Â Â Â Â Â Â Â Â Â Â Â 1.*1Â Â Â Â Â Â Â Â Â Â Â Â Â Â 1.*6
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D. Features
- Â Anti Sintering
- Â High Recycle Rate
- Â Low Thermal Expansion
- Â Various Grain Size Available
- Â Less Emission and Protect Environment
- Â Nice Flowability and Heat Conductivity
- Â Less Resin Consumption
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E. Ceramic Sand -VS- Other Sand
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Property
|
Ceramic Sand
|
Zircon
Sand
|
Chromite
Sand
|
Silica
Sand
|
Angle
Factor
|
Max.
1.1
|
1.**1.4
|
1.***1.*5
|
1.**1.*5
|
Bulk
DencityÂ
(lb/ft3)
|
**8
|
**4
|
**5
|
**0
|
Thernal
ExpansionÂ
(******0oC)
|
0.*0%
|
0.*5%
|
0.*0%
|
1.*0%
|
Refractoriness
(oC)
|
********0
|
********0
|
********0
|
********0
|
Mohs
Hardness
|
6.**7.5
|
7.**8.0
|
5.**6.0
|
6.**7.0
|
pH
|
**7.5
|
5.7
|
7.9
|
6.6
|
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