Road bitumen 50/70
General information
This bitumen is designated for producing all bituminous layers of road pavements in ‘hot’ technology and for producing cationic bitumen emulsions.
It complies with PN-EN 12591:2010 standard.
Specification
| Penetration at 25°C, 1/10mm | 50-70 |
| Softening point, °C | 46-54 |
| Fraas breaking point, °C, max | -8 |
| Flash-point, °C, min | 230 |
| Solubility, % m/m, min | 99 |
| After aging RTFOT: | |
| Mass change, % m/m, ma | 0,5 |
| Other penetration at 25ºC, %, min | 50 |
| Growth of a softening point after aging, ºC, max | 9 |