Сохранить в закладки 1601258936248:
Serial Number | Item | index | |||||||||
PY | G | PY | G | PYG | |||||||
1 | 3mm | 2100 | |||||||||
Soluble content | 4mm | 2900 | |||||||||
(g/㎡)2 | 5mm | 3500 | |||||||||
Experimental phenomenon | Tire base non combustible | Tire base non combustible | |||||||||
2 | heat resistance | ℃ | 90 | 105 | |||||||
s mm | 2 | ||||||||||
Experimental phenomenon | No flow pool, dripping | ||||||||||
3 | Low temperature flexibility (℃) | -20 | -25 | ||||||||
4 | Impermeability (30 minutes) | 0.3Mpa | 0.2Mpa | 0.3Mpa | |||||||
Maximum peak tensile force (N/50mm) ≥ | 500 | 350 | 800 | 500 | 900 | ||||||
5 | pulling | Secondary peak tensile force (N/50mm) ≥ | 800 | ||||||||
Elongation rate | Experimental phenomenon | During the stretching process, some parts of the specimen showed no cracking of the asphalt coating or splitting with the tire base | |||||||||
Maximum peak elongation (%) z | 30 | 40 | |||||||||
6 | Mass increase after immersion in water | Extension rate during sub peak hours (%) ≥ | 15 | ||||||||
PE.S" | 1.0 | ||||||||||
7 8 | (%)s | 2.0 | |||||||||
thermal ageing | M | 90 | |||||||||
Tensile retention rate (%) 2 | 80 | ||||||||||
Elongation retention rate (%) ≥ | -15 | -20 | |||||||||
Low temperature flexibility (℃)“ | No cracks | ||||||||||
0.7 | 0.7 | 0.3 | |||||||||
1.0 | |||||||||||
9 | Oil leakage number 5 | 2.0 | |||||||||
10 11 | Joint peel strength (N/mm) 2 Tear strength of nail rod * N | 1.5 | 300 | ||||||||
12 | () 2 矿物粒料粘附性 () 5 | 2.0 | |||||||||
13 | The thickness of the asphalt coating layer on the lower surface of the roll material c (mm) ≥ | 1.0 | |||||||||
14 | No sliding, flowing, or dripping | ||||||||||
Artificial climate Accelerated aging | Tensile retention rate (%) | 80 | |||||||||
appearance | -15 | -20 | |||||||||
Low temperature flexibility (℃) | No cracks |
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