S.I.G.MA. Group can supply a truly comprehensive range of refractories thanks to the cooperation with specially selected and reliable partners. Thanks to continuous and important investments both in production and Research & Development, the company has engineered over the years unique products as well as improved products already widely used.

Feeder expendables

Channel blocks

Forehearth superstructures
Spout insulating set
Working end superstructures
Regenerator chambers
Insulating bottom blocks
Safety layers
Glass contact and superstructure fused cast
Sidewall insulating blocks
Furnace crown
Furnace special shapes
Insulating material
Ceramic fibres
Castables, cements and patches
Special products