Tenders are invited for purchase of blast-furnace slag
for JSC "Belarusian Cement Plant" and OJSC "Krichevcementnoshifer"
For example, ground and granulated blast-furnace slag
- a by-product of the iron and steel industry - used to be dumped as trash because it is of no use, but it was found that it is extremely useful if added to cement," Mamdouh Hamouda, engineering director at Arkan Architects, says.
ASTM C 989, Standard Specification for Ground Granulated Blast-Furnace Slag
for Use in Concrete and Mortars.
The company plans to invest $50 million for a cement manufacturing facility that will produce 2,200 tpd of ecological cement (ecocem] made from granulated blast-furnace slag
has developed technology for terminal operators seeking to expedite batching and loading of portland cement, fly ash and ground granulated blast-furnace slag
The content of blast-furnace slag
in this cement is 70%, and that of Portland cement is 30%.
The Russian company stated that the grinding-mixing complex is a modern production facility for cement and blast-furnace slag
Ground granulated blast-furnace slag
and carbonatic material, with a compressive strength of 32 MPa, were added to the cement.
There are photos of old machines, now either idle or in some cases already scrapped, as well as the current generation of P&H 4100 shovels (at Aitik copper mine in Sweden), Cat D11 dozers (reclaiming blast-furnace slag
in Luxembourg) and a host of other equipment.
Ground-granulated blast-furnace slag
, known as GGBS or 'fly ash,' a by-product of iron and steel making, replaces up to 70% of conventional cement in the concrete mixing process.
In addition to cement, the inquiry concerns cement-based products (eg ready-mix concrete) and other materials used to produce cement-based products (eg clinker, aggregates, blast-furnace slag
, granulated blast-furnace slag
, ground granulated blast-furnace slag
The company's current range of products include 'Classic' - the ordinary Portland cement, 'Flexi' - the Portland limestone cement, and GGBS - ground granulated blast-furnace slag