Kr2
For the production of silicon alloys, silicone products, silicon semiconductor, and for spetstseley.
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Metals and alloys |
Silicon |
Chemical composition
| Standard |
Fe, % |
Si, % |
Ca, % |
Al, % |
Примеси, % |
|---|
| GOST 2169-69 |
< 1 |
> 97 |
< 0.8 |
< 1.2 |
< 3 |
Note: In silicon for the chemical industry, Ti < 0.2 with a corresponding decrease in Si
Information on suppliers
Physical characteristics
| Temperature, °C |
$$E\cdot 10^{9}$$, $$MPa$$ |
$$\alpha\cdot 10^{6}$$, $$K^{-1}$$ |
$$\varkappa$$, $$\frac{W}{m\cdot K}$$ |
$$\rho$$, $$\frac{kg}{m^3}$$ |
|---|
| 20 |
109 |
2.33 |
6 |
2330 |
Brinell hardness number
Casting and technological parameters
| melting point, °C |
Boiling temperature, °C |
|---|
| 1414.85 |
2680 |
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Примеси |
% |
Impurities |
| Si |
% |
Silicon |
| Ca |
% |
Calcium |
| Al |
% |
Aluminium |
Description of physical characteristics
| Parameter |
Units of measurement |
Description |
| $$E\cdot 10^{9}$$ |
$$MPa$$ |
Elastic modulus |
| $$\alpha\cdot 10^{6}$$ |
$$K^{-1}$$ |
Coefficient of thermal (linear) expansion (range 20°C–T) |
| $$\varkappa$$ |
$$\frac{W}{m\cdot K}$$ |
Coefficient of thermal conductivity (the heat capacity of the material) |
| $$\rho$$ |
$$\frac{kg}{m^3}$$ |
The density of the material |
Description of the casting and technological parameters
| Parameter |
Units of measurement |
Description |
| melting point |
°C |
The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa |
| Boiling temperature |
°C |
The boiling point, boiling point is the temperature at which the liquid under constant pressure boils. |