再生剂掺量(%) | 0 | 2 | 4 | 6 | 8 | 10 | 技术要求 |
针入度(25℃, 100 g, 5 s)/0.1 mm | 22.2 | 33.4 | 47.7 | 59.3 | 64.5 | 69.2 | 60~80 |
延度(5 cm/min, 5℃)/cm | 6.5 | 11.4 | 20.1 | 26.7 | 33.3 | 37.9 | ≥30 |
软化点(环球法)/℃ | 76.5 | 73.6 | 69.4 | 67.7 | 64.1 | 62.4 | ≥55 |
布氏粘度(135℃)/pa·s | 2.366 | 2.312 | 2.209 | 2.135 | 2.008 | 1.965 | ≤3 |