Technical Support
Physical properties of sprayed Metflex film
| Property | Test Method | Result |
| Hardness | Shore A | 80 - 85 |
| Density | 0.92g/cm + 0.3 | |
| Tensile strength | ASTM D412 | 12.0 Mpa. + 2.0 |
| Elongation at break | ASTM D412 | 380% + 40 |
| 100% Modulus | ASTM D412 | 5.0 Mpa + 0.5 |
| 300% Modulus | ASTM D412 | 9.0 Mpa + 0.5 |
| Tear Strength | ASTM D412 | 40.0 KN/m Max |
| Abrasion resistance | DIN 53516 | 150mm Max. |
| Taber Abrasion | 1000g wt; H22 wheel | 125mg/1000 Cycles |
| Pull off adhesion test wet concrete | BS EN 24624 | 1.2 Mpa. |
| Pull off adhesion test dry concrete | BS EN 24624 | 2.9 Mpa. |
| Pull off adhesion test dry clay pavior | BS EN 24624 | 2.9 Mpa. |
| Pull off adhesion test steel | BS EN 24624 | 5.8 Mpa. |
NB. The use of a primer significantly increases these pull off values.
Dielectric strength (Resistivity) 5.7 KV @ 1000mu i.e. 4mm thickness required to resist 60,000 Volts.
Hydrostatic pressure resistance from behind the film applied to rough concrete 60 bar / 880 Psi.
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