EPD: Recycled aggregate from black slag, Greenstone (FERALPI SIDERURGICA SPA - FERALPI GROUP)

Greenstone is an industrial construction aggregate. Black slag arising from the Electric Arc Furnace process represents the core material of the aggregate. This residue is a ternary blend of oxides which is 100% inert thanks to a customized process patented in collaboration with Politecnico di Milano. Once produced and transformed, the black slag becomes Greenstone the product has several granulometries certified via 2+ system and according to UNI EN 13242. The aggregate is sold to external companies to be used in road pavements, cement aggregates and bituminous conglomerates. The adoption of the Greenstone aggregate allows to avoid the depletion of inert natural materials such as gravel, with savings in terms of land use.

Manufacturer legal entity:

FERALPI SIDERURGICA SPA - FERALPI GROUP

Manufacturer:

Feralpi group

Country of manufacturer:

italy

Product name:

Recycled aggregate from black slag

Commercial names:

Greenstone

Material type:

Cement, binders and additives

Material subtype:

Alternative concrete binders

Environmental & technical characteristics

Global warming potential (A1-A3):

0.0277 kg CO2e/kg

Available units for calculation:

kg, ton

Unique identifier (OCLID):

659326613e709d15c0ec77aa

Sustainability data background information

EPD number:

EPDITALY0078

EPD program:

EPD Italy

Publication year:

2023

Product category rules (PCR):

PCR ICMQ 3.0 - rev. 3.0 - Products and services for construction

Environmental standard:

EN15804+A2

Verification status:

Third-party verified (as per ISO 14025)

Upstream database:

ecoinvent