Polymer | Drawing ratio,λ | V, mm min−1 | α = Q/А(Godovsky1992) | ρ, kg m−3 | c, J kg−1 K−1 | χ, Wt m−1 K−1 | Draw stress,σd, MPa | ΔT, °Ca | Vcb, mm/min |
---|---|---|---|---|---|---|---|---|---|
LDPE | 5 | 60 | 0.85 ± 0.05 | 910 | 2,010 | 0.34 | 12 | 22 | 11 |
HDPE | 5 | 60 | 0.85 ± 0.05 | 940 | 1,900 | 0.43 | 16 | 28 | 15 |
PP | 6 | 60 | 0.93 | 925 | 1,930 | 0.15 | 23 | 49 | 10 |
PA-6 | 3.5 | 60 | 0.80 ± 0.05 | 1,130 | 1,500 | 0.15 | 45 | 53 | 7 |
PVC | 3.7 | 20 | 0.7 to 0.83 | 1,400 | 1,200 | 0.165 | 23 | 26 to 31 | 6 |
PET | 5.4 | 1.8 | 0.95 ± 0.05 | 1,130 | 1,330 | 0.14 | 47 | 135 | 14 |
PET | 5.4 | 16 | 1.12 ± 0.05 | 1,130 | 1,330 | 0.14 | 41 | 138 | 14 |
PET | 5.4 | 120 | 1.30 to 1.35 | 1,130 | 1,330 | 0.14 | 33 | 132 | 14 |
PET | 6.5 | 1000 | 1.30 to 1.35 | 1,130 | 1,330 | 0.14 | 37 | 159 | 14 |
PC | 2.3 | 0.9 | 0.95 ± 0.05 | 1,200 | 1,170 | 0.15 | 43 | 38 | 5 |