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Ethylene vinyl acetate copolymer (EVA) waterproof sheet, the company is to develop and produce a water-blocking barrier polymer waterproof material. It ethylene vinyl acetate copolymer (EVA) as raw material, extrusion, calender, cooling and other processes processing.
| Project | Index | |
| JS2 | ||
| *Tensile Strength/MPa | Room temperature（23℃） ≥ | 16 |
| High temperature（60℃） ≥ | 6 | |
| *Elongation at break/% | Room temperature（23℃） ≥ | 550 |
| Hypothermia（-20℃） ≥ | 350 | |
| *Tear strength/（KN/m） ≥ | 60 | |
| *Impermeability（30min） | 0.3MPa无渗漏 | |
| *Flexibility at low temperature | -35℃无裂纹 | |
| Heating expansion rate（mm） | Extend ≤ | 2 |
| Shrink ≤ | 6 | |
| Hot air aging（80℃×168h） | Retention of tensile strength/% ≥ | 80 |
| Elongation at break retention/% ≥ | 70 | |
| Alkali【SaturationCa(OH)2Solution，23℃×168h】 | Retention of tensile strength/% ≥ | 80 |
| Elongation at break retention/% ≥ | 90 | |
| Artificial weathering | Retention of tensile strength/% ≥ | 80 |
| Elongation retention/% ≥ | 70 | |
| Peel adhesion strength (sheet and the sheet) | Standard test conditions/（N/mm ） ≥ | 1.5 |
| Flooding retention（23℃×168h）/% ≥ | 70 | |
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Address：The north side of Hen Tong Road, Xintian Bay of Wu Jiang District, Suzhou , Jiangsu province
