Property | Requirements |
Anionic Type | Cationic Type |
ARS Grade | AMS Grade | ASS Grade | CRS Grade | CMS Grade | CSS Grade | CAM Grade |
Particle charge | Negative | Negative | Negative | Positive | Positive | Positive | Positive |
pH at 25ºC | To be recorded | To be recorded | To be recorded | To be recorded | To be recorded | To be recorded | To be recorded |
Residue from evaporation, minimum % by mass | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
Water content, maximum % by mass | 40 | 40 | 39 | 40 | 40 | 39 | 34 |
Non-aqueous volatiles content, % by mass | 2 max. | 2 max. | 2 max. | 2 max. | 2 max. | 2 max. | 6 - 15 |
Consistency at 2.5ºC, degrees Engler | 3.5 to 8.0 | 3.5 to 8.0 | 3.5 to 10.0 | 3.5 to 8.0 | 3.5 to 8.0 | 4.0 to 10.0 | - |
Sieve residue, 150 u m, maximum % by mass | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 |
Sedimentation, maximum % by mass | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Stone coating ability and water resistance, % of aggregate surface area coated | - | - | - | - | - | - | Min. 60 for dry aggregate Min. 80 for damp aggregate |
Setting time, minutes | 3 max. | 4 to 7 | 8 min. | 3 max. | 4 to 7 | 8 min. | - |
Residue from evaporation: (a) Viscosity at 60ºC, % of the nominal viscosity of the class of bitumen used | 60 to 125 | 60 to 125 | 60 to 125 | 60 to 125 | 60 to 125 | 60 to 125 | 60 to 12 |
(b) Matter insoluble in toluene, maximum % by mass | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
