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Backing Film: Polypropylene woven geotextile
Adhesive Layer: Butyl rubber
| Property | Test temp | Unit | Requirements | Test Method |
|---|---|---|---|---|
| Peel strength of outer wrap layer to outer wrap layer | 23 °C Tmax |
N/mm | ≥0.20 ≥0.02 |
Annex L |
| Peel strength to plant coating (if applicable, see 13.4.2) | 23 °C Tmax |
N/mm | ≥1.0 ≥0.10 |
Annex H |
| Peel strength (P100/P0) outer layer to outer layer after hot water immersion for 100days at Tmax, Max.95℃ | 23 °C | - | ≥0.75 | Annex L and I |
| Peel strength (P100/P0) to plant coating (if applicable, see 13.4.2) after hot water immersion for 100days at Tmax, Max. 95°C | 23 °C | - | ≥0.75 | Annex H and I |
| Elastic modulus (E100/E0) after thermal ageing for 100days at Tmax +20 | 23 °C | - | ≥0.75 | M.1 and ISO 527-2 |
| Peel strength (P100/P0) outer wrap layer to outer wrap layer after thermal ageing for 100days at Tmax +20 | 23 °C | - | ≥0.5 | M.2 |
| Peel strength to plant coating (if applicable, see 13.4.2) after thermal ageing (P100/P0) for 100days at Tmax +20℃ | 23 °C | - | ≥0.75 | M.3 |
Standard: ISO21809-3
Note: Custom-made is available to meet any customer special demand.
