KR1

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 < 0.7 > 98 < 0.6 < 0.7 < 2

Note: By agreement: Al < 0.6 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

Rolling Standard Classifiers Value, HBW
GOST 2169-69 2.4

Casting and technological parameters

melting point, °C Boiling temperature, °C
1414.85 2680

Standards

Standard Description
GOST 2169-69

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.