525
Catalytic Cracking
TABLE 19.6
Feedstock and Product Data for the R2R Process
Feedstock
Atmospheric Residuum +
Vacuum Gas Oil a
Atmospheric
Residuum a
Atmospheric
Residuum a
Hydrotreated
Atmospheric Residuum a
Hydrotreated
Atmospheric Residuum
API
28.4
26.4
22.6
20.7
20.7
Carbon residue, % w/w.
0.2
6.4
5.5
4.8
4.8
Nickel + vanadium, ppm
1.0
22.0
34.0
20.0
20.0
Products
Naphtha, vol.%
63.4
59.5
58.0
60.4
49.6
Distillate, vol.%
16.6
14.1
16.3
17.7
29.7
Heavy gas oil/residuum, vol.%
3.9
6.7
9.8
6.8
12.5
Coke, wt.%
4.6
7.4
6.9
7.2
6.7
a
Processed for maximum gasoline production.