No. | Item | unit | 100 | 200 | 300 | 400 | 500 | 600 | 700 | |
1 | unit weight variation | % | ±6 | |||||||
2 | grabstrength | MD | N | ≥450 | ≥900 | ≥1200 | ≥1600 | ≥2000 | ≥2400 | ≥3200 |
TD | ≥450 | ≥900 | ≥1200 | ≥1600 | ≥2000 | ≥2400 | ≥3200 | |||
3 | Trapezoidal tear strength | MD | N | ≥170 | ≥350 | ≥420 | ≥500 | ≥580 | ≥660 | ≥900 |
TD | ||||||||||
≥170 | ≥350 | ≥420 | ≥500 | ≥580 | ≥660 | ≥900 | ||||
4 | CBR mullen brust strength | kN | ≥1.3 | ≥2.5 | ≥3.5 | ≥4.3 | ≥5.5 | ≥6.5 | ≥9.0 | |
5 | breaking strength | MD | kN/m | ≥5.0 | ≥11 | ≥16 | ≥22 | ≥28 | ≥35 | ≥48 |
TD | ≥5.0 | ≥11 | ≥16 | ≥22 | ≥28 | ≥35 | ≥48 | |||
6 | Elongationatbreak | MD | % | 40~70 | 50~80 | 70±20 | ||||
TD | ||||||||||
7 | puncture resisitance | N | ≥210 | ≥430 | ≥650 | ≥900 | ≥1200 | ≥1500 | ≥2500 |