FeSi briquettes are used in the metallurgical industry for alloying steel, cast iron etc.

The product is made by pressing undersized FeSi parts. It does not contain SiO2. The share of Si based binder is max. 3%. The binder does not increase the share of slag.

Chemical composition

FeSi 65

Si            min. 64%
Al            max. 2%
P             max. 0.05%
S             max. 0.04%
C             max. 1%

FeSi 70

Si             min. 68-70%
Al             max. 2%
P              max. 0.05%
S              max. 0.03%
C              max. 1%

Dimension range

55x50x40 mm
70x60x40 mm


8-15 MPa

Packed in big bags or delivered in bulk.