Table 2 Structural and mechanical characteristics of polyethylenes and of their weld
From: Nanostructurization and thermal properties of polyethylenes’ welds
Specimen | Degree of crystallinity (DSC) % | Degree of crystallinity (WAXS) % | Crystallites size L 1 (2 θ = 21.2°) nm | Crystallites size L 2 (2 θ = 23.6°) nm | Tensile strength MPa | Relative tensile strength % |
|---|---|---|---|---|---|---|
PE-80 | 42 | 56 | 7.2 | 7.2 | 19.6 | 100 |
PE-100 | 51 | 57 | 7.2 | 7.2 | 23.1 | 100 |
PE-80/PE-100 weld | 53 | 66 | 7.2 | 8.0 | Destroyed on the basic material | >100 |