SK25R

CK25P- ferroalloy containing up to 25% Ca and up to 55% Si is melted in -thermal furnaces using a restoration or silicothermic method.

It is used as an active complex deoxidizer, steel and cast iron degasser, an effective desulfurizer.

Classification

Country Section Category
CIS, Russia, Ukraine Ferroalloys Ferroalloys

Chemical composition

Standard Fe, % Si, % Ca, % Al, % P, % C, %
GOST 4762-71 > 16.96 < 55 < 25 < 2 < 0.04 < 1

Information on suppliers

Standards

Standard Description
GOST 4762-71

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Ca % Calcium
Al % Aluminium
P % Phosphorus
C % Carbon