| Technical Terms |
Description
|
Term |
| Standard test to measure bitumen hardness using ASTM D5. |
Penetration (dmm) |
| Temperature at which bitumen softens; measured using Ring & Ball test. |
Softening Point (°C) |
| Standard unit for fluid flow resistance, used in viscosity classification. |
Kinematic Viscosity (cSt) |
| Measure of resistance to flow at 60°C, in poise units. |
Absolute Viscosity (Poise) |
| Viscosity after short-term aging using Rolling Thin Film Oven test. |
RTFO-aged Viscosity |
| Range of service temperatures where bitumen performs without cracking or rutting. |
Critical Temperature Range (°C) |
| Percentage of recovery after stretching, indicating elasticity. |
Elastic Recovery (%) |
| Ratio of volume increase after foaming in foamed bitumen. |
Expansion Ratio |
| Time it takes for foamed bitumen to reduce to half of its expanded volume. |
Half-Life (sec) |
| Proportion of water used in foam generation. |
Water Content (%) |
| Proportion of bitumen remaining after foaming process. |
Residual Bitumen Ratio |
| Temperature at which bitumen vapors can ignite. |
Flash Point (°C) |
| Detailed chemical and physical analysis report of bitumen batch. |
COA (Certificate of Analysis) |
| Safety and handling information sheet for materials, required in international trade. |
MSDS (Material Safety Data Sheet) |
| Unpackaged bitumen transported in large volumes via tanker trucks or ships. |
Bulk Shipment |
| Bitumen packed in steel drums for ease of handling and shipping. |
Drum Packaging |
| Standardized tank for international transport of liquid bitumen. |
ISO Tank |
| Flexible, high-capacity bags used for semi-solid bitumen. |
Jumbo Bag |
| Ability of bitumen to resist degradation at high temperatures. |
Thermal Stability |
| Transportation system equipped to maintain specific temperatures. |
Temperature-Controlled Transport |
| Classification system based on viscosity measurements. |
Viscosity Grading |
| System that classifies bitumen based on climate and performance criteria. |
PG Grading (Performance Grade) |
| System that categorizes bitumen by its penetration depth at 25°C. |
Penetration Grading |
| Test used to determine the ignition point of bitumen vapors. |
Flash Point Test |
| Assessment of bitumen’s solubility in organic solvents. |
Solubility Test |
| Measure of bitumen’s capacity to expand into foam when mixed with water. |
Foamability |
| Proportion of bitumen in asphalt mix that acts as binder. |
Binder Content |
| Temperature at which bitumen is mixed with aggregates. |
Mixing Temperature |
| Temperature range for effective compaction of bitumen mix. |
Compaction Temperature |
| Viscosity-Graded Bitumen |
VG |
| Polymer-Modified Bitumen |
PMB |
| Crumb Rubber Modified Bitumen |
CRMB |
