Polyamide 12 - Nylon 12 - PA 12

Material: Polyamide 12 - Nylon 12 - PA 12
Composition: (NH-(CH2)6-NH-CO(CH2)10CO)n
Property Minimum Value (S.I.) Maximum Value (S.I.) Units (S.I.) Minimum Value (Imp.) Maximum Value (Imp.) Units (Imp.)
Atomic Volume (average) 0.0055 0.0059 m3/kmol 335.63 360.04 in3/kmol
Density 1.02 1.06 Mg/m3 63.6766 66.1737 lb/ft3
Energy Content 170 180 MJ/kg 18417.6 19501 kcal/lb
Bulk Modulus 2.6 2.7 GPa 0.377098 0.391602 106 psi
Compressive Strength 49 53 MPa 7.10685 7.687 ksi
Ductility 1.9 2.1 1.9 2.1 NULL
Elastic Limit 47 49 MPa 6.81677 7.10685 ksi
Endurance Limit 21.2 22.1 MPa 3.0748 3.20533 ksi
Fracture Toughness 1.2 1.5 MPa.m1/2 1.09206 1.36507 ksi.in1/2
Hardness 120 150 MPa 17.4045 21.7557 ksi
Loss Coefficient 0.015 0.042 0.015 0.042 NULL
Modulus of Rupture 49 53 MPa 7.10685 7.687 ksi
Poisson's Ratio 0.38 0.42 0.38 0.42 NULL
Shear Modulus 0.5 0.52 GPa 0.0725188 0.0754196 106 psi
Tensile Strength 55 65 MPa 7.97708 9.42745 ksi
Young's Modulus 1.6 1.7 GPa 0.23206 0.246564 106 psi
Glass Temperature 330 350 K 134.33 170.33 °F
Latent Heat of Fusion kJ/kg BTU/lb
Maximum Service Temperature 340 345 K 152.33 161.33 °F
Melting Point K °F
Minimum Service Temperature 90 100 K -297.67 -279.67 °F
Specific Heat 1700 1750 J/kg.K 1.31556 1.35425 BTU/lb.F
Thermal Conductivity 0.17 0.23 W/m.K 0.318246 0.430568 BTU.ft/h.ft2.F
Thermal Expansion 90 120 10-6/K 162 216 10-6/°F
Breakdown Potential 26 27 MV/m 660.4 685.8 V/mil
Dielectric Constant 3.1 3.8 3.1 3.8 NULL
Resistivity 2.51e+015 1e+018 10-8 ohm.m 2.51e+015 1e+018 10-8 ohm.m
Environmental Properties
  Resistance Factors
1=Poor 5=Excellent
Flammability 3
Fresh Water 5
Organic Solvents 3
Oxidation at 500C 1
Sea Water 5
Strong Acid 3
Strong Alkalis 4
UV 4
Wear 2
Weak Acid 5
Weak Alkalis 5

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