Property |
Test method |
Unit | HZD20 | HZD25 | HZD30 | HZD40 |
Mass per unit area |
ISO9073-1 |
g/㎡ |
80±10 |
90±10 |
100±10 |
120±10 |
Thickness |
ISO9073-2 |
mm |
0.20±0.03 |
0.25±0.03 |
0.30±0.03 |
0.40±0.03 |
Tensile strength |
ISO9073-3 |
N/cm |
≥25 |
≥30 |
≥40 |
≥40 |
Elongation |
ISO9073-3 |
﹪ |
≥12 |
≥12 |
≥12 |
≥12 |
Swelling speed |
Q/1002WHS001-2012 |
mm/min |
≥8 |
≥8 |
≥10 |
≥10 |
Swell height |
Q/1002WHS001-2012 |
mm/3min |
≥10 |
≥12 |
≥12 |
≥14 |
Short term stability |
Q/1002WHS001-2012 |
℃ |
230 |
230 |
230 |
230 |
Long term stability |
Q/1002WHS001-2012 |
℃ |
90 |
90 |
90 |
90 |
Moisture content |
Q/1002WHS001-2012 |
﹪ |
≤9 |
≤9 |
≤9 |
≤9 |