Page 200 - New Trends in Eco efficient and Recycled Concrete

Main properties Crystalline, density, strength Vitreous, hydraulic Crystalline, strength, skid high resistance Crystalline, strength, skid high resistance Crystalline, strength, dense, skid high resistance Crystalline

Application and Concrete road aggregate Cement, concrete addition Concrete road and aggregate Cement addition and concrete and Concrete road aggregate stabiliser, pH roads, cement

Processing cooling Slow (air cooled), crushing, sieving cooling Rapid (water cooled), gridding (,100 μm) cooling, Slow crushing, sieving cooling, Slow crushing, sieving cooling, Slow moistened, crushing, sieving cooling, Slow moistened, crushing, sieving

Density (g/cm 3 ) 2.5 3.3 3.5 2.6

Free CaO 2 10 0.5 0.5 20

P 2 O 5 0 0.1 0 0.1 1 3 0.5 2 0 0.5

TiO 2 0.5 2 0 1 0.5 1 0 3

MnO 0 1 0 1 1 5 1 3 2.5 5 0 2
slags composition SO 3 0 2 0 2 0.1 0.3 0 2 0.1 0.5 0 3 e Shi, 2004; Tossavainen et al., 2007; Manso et al., 2013; Nicolae et al., 2007; Qian et al., 2002; Papayianni and Anastasiou, 2006; Branca et al., 2009; Rodriguez et al., 2009; Setie ´n et al., 2009; Papayianni and Anastasiou, 2010; Montenegro et al., 2013.
steel-making Chemical Fe (total) 0 1 0 1 10 30 0 2 20 40 0 5

and MgO 5 15 5 15 5 15 3 10 5 15 4 18
iron

of Al 2 O 3 10 15 10 15 1 3 2 10 2 10 1 30 b Shi, 2004; Tossavainen et al., 2007; Das et al., 2007; Juckes, 2003; Mahieux et al., 2009; Poh et al., 2006; Shen et al., 2009; Waligora et al., 2010; Xuequan et al., 1999.
types ABS, Air-cooled slags; GBS, Granular blast furnace slag; BOFS, Basic oxygen furnace slag; LFS, Ladle furnace slag; EAFS, Electric arc furnace slag.

main SiO 2 30 40 30 40 10 15 25 30 10 20 5 50 d Shi, 2004; Tossavainen et al., 2007; Barra et al., 2001; Luxa ´n et al., 2000; Manso et al., 2006; Tsakiridis et al., 2008; Israel Sosa, 2017.
of CaO 30 45 30 45 30 50 40 50 20 40 35 60
composition S c C d

Oxide ABS a GBS a BOFS b EAFS EAFS LFS e a EUROSLAG; Liu et al., 2013; Nippon slag association. c Johnson et al., 2003; Huaiwei and Xin, 2011; Rosales et al., 2017.

7.1 furnace oxygen furnace furnace furnace
Table Blast Basic Electric arc Ladle