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| Property | Value | Test Method |
|---|---|---|
| Color | light blue | NA |
| Density | 1.4 to 1.6 g/cm³ | ISO 1183 - 1:2012 Method B |
| Temperature Range | -20°C to + 50°C | NA |
| Drip Resistance (70°C) | no dripping (48hours) | ISO 21809 - 3:2016 Appendix K |
| 3% NaCl resistance (23°C for 90 days) | no corrosion detected | ISO 175:2010 |
GRF Moisture Curing Shield is a composite material consisting of a glass-fibre weave material impregnated with a solvent free moisture curing polyurethane resin. It is used as mechanical protection for corrosion prevention material for offshore application.
* Recommended application temperature of between +5 °C and +45 °C.
* Surface temperature to be 3°C above the dew point for underground application.
| Inspection Item | Test Method | Average Value | Coefficient of Variation % | |
|---|---|---|---|---|
| Tensile Strength (MPa) | Longitudinal | GB/T1477 | 335 | 3.7 |
| Transverse | GB/T1477 | 91.9 | 2.1 | |
| Bending Strength (MPa) | Longitudinal | GB/T1449 | 245 | 31 |
| Transverse | GB/T1449 | 142 | 11 | |
| Impact Toughness (kJ/m², Unnotched Specimen) | Longitudinal | GB/T1451 | 153 | 5.9 |
| Transverse | GB/T1451 | 54.5 | 7.3 | |
| Barcol Hardness | GB/T3854 | ≥30 | ||
| Scratch Resistance (50kg, μm) | SY/T4113.1 | ≤500 | ||
