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The visco elastic tape without primer base on non-crystalline low viscosity polyolefin tape with self healing along with polymeric tape outer wrap.
It is easily applicable for wrapping of irregular shape fittings i.e. Weld Joints, Bends and service Tees in underground Gas Distribution Piping System with minimum surface preparation.
| Quantity: | |
|---|---|
| Item | Test method | Performance |
| color | Visual estimation | green |
| thickness | ASTM D1000 | ≥1.8mm |
| application temperature range | ----- | -45~70°C |
| Specific Insulation Resistance | EN 12068 | ≥108Ω.m2 |
| Dielectric strength | DIN 53481 | ≥10kv/mm |
| peel strength @ (23 ℃) to PE to Steel to FBE | ISO 21809-3 | 4N/cm 5N/cm 6N/cm |
| Lap Shear @ 23℃ | ISO 21809-3 | 0.04N/mm2 |
| Water Absorption | ASTM D 570 | 0.03% |
| Impact Resistance | EN 12068 | > 15J |
| Cathodic Disbandment | EN 12068 | ≤20 mm-rad |
| Drip Resistance @85 ℃ for 72 hours | ----- | No dripping |
| Chemical Resistance 10% HCL,10%Na OH, 3%NaCL for 90 days | ----- | Pass |
| Hot water immersion @60℃ for 120 days | ---- | Pass |
