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- | Item | Standard | Results | Valuation | ||||
1 | Persistent adhesion(Min) | Upper surface | ≥20 | 48 | Pass | |||
Lower surface | 37 | |||||||
2 | Heat-resistant properties (80 °C, 2 h) | No flow, no crack, no deformation | No flow, no crack, no deformation | Pass | ||||
3 | Low temperature flexibility (-40 °C) | No crack | No crack | Pass | ||||
4 | Adhesive performance on sheer condition (N/mm) | Waterproofing roll | ≥ 2.0 | 5.3 | Pass | |||
5 | Peel strength (N/mm) | Waterproofing roll | ≥ 0.4 | 1.4 | Pass | |||
Cement mortar board | ≥ 0.6 | 1.4 | Pass | |||||
6 | Peel strength retention rate(%) | Heat treatment (80 °C, 168 h) | Waterproofing roll | ≥ 80 | 99 | Pass | ||
Saturated calcium hydroxide solution, 168 h | Waterproofing roll | ≥ 80 | 96 | Pass | ||||
Cement mortar board | 128 | Pass | ||||||
Soaking treatment, 168 h | Waterproofing roll | ≥ 80 | 85 | Pass | ||||
Cement mortar board | 124 | Pass |
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