| 摘要 |
A production method of a compound for realization of modified bitumen for asphalts is disclosed, and includes the following steps: grinding of vulcanized rubber to obtain vulcanized crumb rubber with granulometry lower than 0.4 mm; mixing of the vulcanized crumb rubber, SBS and lubricant in an extruder, wherein the weight percentage of lubricant is between 1% and 50% compared to mixture weight and the vulcanized crumb rubber is in a weight percentage of 70-100% compared to SBS weight; in such way to obtain an extruded compound containing the vulcanized crumb rubber, SBS and lubricant. |
