Polyamide (PA)

Polyamide 6 (PA6)

Polyamide 66 (PA66)

Polyamide 11 (PA11)

Polyamide 12 (PA12)

Polyamide 46 (PA46)

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Materials

Available properties

General

Density (g/cm³)

Mechanical

Elastic modulus (GPa)
Impact strength, Charpy notched (kJ/m²)
Impact strength, Charpy unnotched ([-])
Max allowed stress (MPa)
Elongation (%)

Thermal

Coefficient of thermal expansion (1/K)
Max service temperature, short (°C)
Max service temperature, long (°C)
Thermal conductivity (W/(m·K))
Melting point (°C)
Specific heat capacity (J/(kg·K))

Electrical

Dielectric constant ([-])
Electrical resistivity (Ω·m)

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Polyamide 6 (PA6)

Polyamide 66 (PA66)

Polyamide 11 (PA11)

Polyamide 12 (PA12)

Polyamide 46 (PA46)

Polyamide 6 (PA6)

Polyamide 66 (PA66)

Polyamide 11 (PA11)

Polyamide 12 (PA12)

Polyamide 46 (PA46)

Primary standard name

Equivalent standard names

Related standards

Chemical composition

Element

Weight %

Comment

Element

Weight %

Comment

Element

Weight %

Comment

Element

Weight %

Comment

Element

Weight %

Comment

Material Information

Processing methods

Injection molding, blow molding, extrusion, coating, casting

Injection molding, extrusion, coating, casting

Injection molding, extrusion, laser sintering

Injection molding, extrusion, laser sintering, coating

Injection molding, extrusion

Application areas

Textile fibres, hosiery, swim wear, tennis strings, fishing lines

Textile fibres, hosiery, swim wear, tennis strings, fishing lines

Telephone cable sheathing, flexible tubes, beer tubes, catheters, blood bags

Air ducts, cable sheathing, heel shells of ski boots

Electrical connectors, torsion dampers, chain tensioners

Optical

Transparency

no

no

no

no

no

Mechanical

Elastic modulus, E

0.75 - 1.5 GPa at 20 °C

1.3 - 2 GPa at 20 °C

1 - 1.3 GPa at 20 °C

0.9 - 1.2 GPa at 20 °C

1 - 1.2 GPa at 20 °C

Impact strength, Charpy notched, Ivnot

20 kJ/m² at 20 °C

5 - 30 kJ/m² at 20 °C

30 - 40 kJ/m² at 20 °C

10 - 20 kJ/m² at 20 °C

15 - 45 kJ/m² at 20 °C

Max allowed stress, σmax

30 - 60 MPa at 20 °C

50 - 70 MPa at 20 °C

38 - 42 MPa at 20 °C

35 - 45 MPa at 20 °C

45 - 55 MPa at 20 °C

Impact strength, Charpy unnotched, Iunnot

no break

no break

no break

no break

no break

Elongation, A

100 - 300 % at 20 °C

150 - 300 % at 20 °C

100 - 400 % at 20 °C

200 - 400 % at 20 °C

40 - 200 % at 20 °C

General

Density, ρ

1.12 - 1.14 g/cm³ at 20 °C

1.13 - 1.15 g/cm³ at 20 °C

1.03 - 1.04 g/cm³ at 20 °C

1.01 - 1.03 g/cm³ at 20 °C

1.18 g/cm³ at 20 °C

Electrical

Dielectric constant, εr

3.5 - 7 [-] at 20 °C

3.2 - 5.5 [-] at 20 °C

3.5 - 3.7 [-] at 20 °C

3.1 - 4.7 [-] at 20 °C

3.8 - 4.5 [-] at 20 °C

Electrical resistivity, ρel

1.00E+8 - 1.00E+14 Ω·m at 20 °C

1.00E+9 - 1.00E+14 Ω·m at 20 °C

1.00E+11 Ω·m at 20 °C

1.00E+9 - 3.00E+12 Ω·m at 20 °C

1000000 - 1.00E+9 Ω·m at 20 °C

Thermal

Coefficient of thermal expansion, α

7E-5 - 1.5E-4 1/K at 20 °C

6E-5 - 1.5E-4 1/K at 20 °C

8.5E-5 - 1.3E-4 1/K at 20 °C

1E-4 - 1.8E-4 1/K at 20 °C

8E-5 - 1.1E-4 1/K at 20 °C

Max service temperature, long, Tmaxlong

80 - 100 °C

80 - 120 °C

70 - 80 °C

70 - 80 °C

140 °C

Specific heat capacity, cp

1700 J/(kg·K) at 20 °C

1700 J/(kg·K) at 20 °C

1260 J/(kg·K) at 20 °C

1260 J/(kg·K) at 20 °C

2200 J/(kg·K) at 20 °C

Max service temperature, short, Tmaxshort

140 - 180 °C

170 - 200 °C

140 - 150 °C

140 - 150 °C

280 °C

Flammability

UL 94 HB-V2

UL 94 V2

UL 94 HB-V2

UL 94 HB

UL 94 V2

Thermal conductivity, λ

0.22 - 0.29 W/(m·K) at 20 °C

0.13 - 0.29 W/(m·K) at 20 °C

0.23 W/(m·K) at 20 °C

0.2 - 0.23 W/(m·K) at 20 °C

0.22 - 0.26 W/(m·K) at 20 °C

Melting point, Tm

220 - 225 °C

255 - 260 °C

180 - 190 °C

175 - 180 °C

295 °C