Coagulation and Sedimentation of Concentrated Laterite Suspensions: Comparison of Hydrolyzing Salts in Presence of Grewia spp. Biopolymer

Figure 8

Settling velocity of laterite suspension at different experimental conditions: a (10 g/L); b (20 g/L); c (30 g/L); Al (alum); Fe (FeCl₃); Al + G (alum + 25 mg/L Grewia spp. biopolymer); Fe + G (FeCl₃ + 25 mg/L Grewia spp. biopolymer).

(a)

(b)

(c)