HOME > Products >Nylon-MXD6 >Properties > Basic Properties

Basic Properties

Compared with other polymers, Nylon-MXD6 shows greater mechanical strength and elastic modulus. The properties of Nylon-MXD6 are contrasted with those of other polymers in Tables 1 and 2. Table 1 shows properties of injection-molded products and Table 2 shows Nylon-MXD6's properties as a biaxial-oriented drawn film.

Table 1 Properties of Injection Molded Products of Nylon-MXD6
Property Measuring Method ASTM Unit Nylon-MXD6 Nylon 66 Nylon 6 PET
Specific Gravity D792   1.22 1.14 1.14 1.38
Water Absorption (Water Immersion Equilibrium/20℃) D570 % 5.8 9.9 11.5  
Water Absorption (65%RH Equilibrium) D570 % 3.1 5.7 6.5
Deflection Temperature underLoad D648 ℃ 96 75 65 85
Glass Transition Point DSC ℃ 85 50 48 77
Melting Point DSC ℃ 237 260 220 255
Coefficient of Thermal Expansion D696 cm/cm℃ 5.1 x 10-5 10 x 10-5 8 x 10-5 7 x 10-5
Tensile Strength D638 MPa kgf/cm2 99
1,010		 77
780		 62
630		 79
800
Tensile Elongation D638 % 2.3 60 200 5.8
Tensile Modulus D638 GPa kgf/cm2 4.7
48 x 10-3		 3.1
32 x 10-3		 2.6
26 x 10-3		 3.1
31 x 10-3
Bending Strength D790 MPa kgf/cm2 160
1,600		 130
1,300		 120
1,250		 120
1,250
Bending Modulus D790 GPa kgf/cm2 4.4
45 x 10-3		 2.9
30 x 10-3		 2.4
24 x 10-3		 3.4
35 x 10-3
Izod Impact Strength (Notched) D256 J/m kgf•cm/cm 20
2		 39
4		 59
6		 39
4
Rockwell Hardness D785 M Scale 108 89 85 106
Table 2 Properties of Biaxial-Oriented Film of Nylon NXD6
Property Measuring Method ASTM Unit Nylon-MXD6 Nylon 6 PET
Thickness   μm 15 15 15
Specific Gravity     1.22 1.14 1.38
Haze   % 3.1 2.0 2.5
Tensile Strength MD D882 MPa(kgf/mm2) 220(22) 200(20) 160(16)
TD 220(20) 220(20) 190(19)
Tensile Elongation MD D882 % 75 90 140
TD 76 90 60
Tensile Modulus MD D882 GPa(kgf/mm2) 3.8(385) 1.7(170) 3.4(350)
TD 3.8(390) 1.5(150) 3.9(400)
Impact Strength D781 J(kgf·cm) 0.5(5) 1.0(10) 0.4(4)
Water Vapor Permeability JIS-Z0208(B) g/m2·24h 41 260 40

NYLON-MXD6 films : stretch ratio of NYLON-MXD6:4×4