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Self-reinforced PET offers a balance of light weight, recyclability, high impact performance and low cost. It is particularly applicable to large, low-volume parts and is easily painted and bonded, offering significant weight savings compared to GRP mouldings.
Applications are typically in areas where GRP is currently used but where weight savings are beneficial, such as in mass transit, specialist and construction vehicles. Because these materials are not contaminated with dissimilar reinforcing materials like glass fibres they can be more easily recycled, whist offering comparable strength and stiffness properties and the advantage of reduced weight.
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SRPET 50/50 (unidirectional) |
SRPET 50/50 (0/90 cross-ply) |
SRPET 57/43 (0/90 cross-ply) |
SRPET 66/34 (0/90 cross-ply) |
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Tensile Modulus (GPa) |
6.7 |
5.0 |
5.0 |
5.6 |
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Tensile Yield Strength (MPa) |
85 |
46 |
51 |
58 |
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Ultimate Tensile Strength (MPa) |
216 |
130 |
144 |
118 |
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Elongation to Failure (%) |
27% |
35% |
30% |
24% |

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