General Polyamide 66 (PA66)

Alternative and trade names
Bergamid™, Radilon®, Ultramid®, Zytel®
.XLSX
.PDF
Save

Description

It offers excellent performance especially in the retention of mechanical properties at elevated temperatures. It is the material with the greatest hardness, rigidity, abrasion resistance and thermostability. It is one of the preferred materials for parts subject to mechanical and thermal stresses in electrical, mechanical and automotive engineering.

Properties

General

Density ρ

1.13 - 1.15 g/cm³ at 20 °C

Mechanical

Elastic modulus E

1.3 - 2 GPa at 20 °C

Elongation A

150 - 300 % at 20 °C

Impact strength, Charpy notched Ivnot

5 - 30 kJ/m² at 20 °C

Impact strength, Charpy unnotched Iunnot

no break

Max allowed stress σmax

50 - 70 MPa at 20 °C

at 15-30% strain

Thermal

Coefficient of thermal expansion α

6E-5 - 1.5E-4 1/K at 20 °C

Flammability

UL 94 V2

Max service temperature, long Tmaxlong

80 - 120 °C

Max service temperature, short Tmaxshort

170 - 200 °C

Melting point Tm

255 - 260 °C

Specific heat capacity cp

1700 J/(kg·K) at 20 °C

Thermal conductivity λ

0.13 - 0.29 W/(m·K) at 20 °C

Electrical

Dielectric constant εr

3.2 - 5.5 [-] at 20 °C

Electrical resistivity ρel

1.00E+9 - 1.00E+14 Ω·m at 20 °C

Optical

Transparency

no

Technological properties

Application areas

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

Fillers

Unfilled, no additives.

Processing methods

Injection molding, extrusion, coating, casting

This material data has been provided by M-Base.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.