Page 81 - Handbook of Plastics Technologies

THERMOPLASTICS

PCTG unfilled – – 52 330 1.23 65 74

PETG unfilled – – 28 110 1.27 64 70

30% glass- filled PET 245–265 8,960–9,930 138–165 2–7 1.55–1.70 210–227 243–249

Comparison of Thermal and Mechanical Properties of PBT, PCT, PCTA, PET, PEG, and PCTG.
PET unfilled 212–265 2,760–4,140 48–72 30–300 1.29–1.40 21–65 75

30% glass- filled PCTA 285 – 97 3.1 1.41 221 268

30% glass- filled PCT – – 124–134 1.9–2.3 1.45 260 > 260

30% glass- filled PBT 220–267 8,960–10,000 96–134 2–4 1.48–1.54 196–225 216–260

PBT unfilled 220–267 1,930–3,000 56–60 50–300 1.30–1.38 50–85 115–190

Tensile modulus, MPa Ultimate tensile strength, MPa % Ultimate elongation, Specific gravity

TABLE 2.4 T m , °C HDT, °C 264 psi 66 psi

2.21
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