polyamide 66 (PA 66)

We use this material in the following process(es):

Extruded profiles and semifinished products

Machined parts.
Lathed and milled parts in single and serial production

Injection moulding.
Injection moulded parts up to 16.000 g

Material number   1142  
Density ISO 1183 1,14 g/cm3
Condition of the test specimen   sucho/vlhkost vzduchu  

Mechanical properties

Stress at yield ISO 527 85/50 MPa
Elongation at break ISO 527 40/150 %
Tensile modulus ISO 527 3100/1100 MPa
Ball pressure hardness ISO 2039-1 160/100 MPa
Standard for ball pressure hardness   H358/30  
Hardness Shore (A/D) or Rockwell (R/L/M) ISO 868, ISO 2039-2 D84/D74 -
Izod notched impact strength at 23 °C ISO 180/1A 5,5/NB KJ/m2
Charpy notched impact strength at 23 °C ISO 179/1eA 5,0/20 KJ/m2

Electrical properties

Dielectric constant at 50 Hz IEC 60250 3,8/- -
Dielectric constant at 1 MHz IEC 60250 3,2/5,0 -
Dissipation factor at 50 Hz IEC 60250 50/- 1E-4
Dissipation factor at 1 MHz IEC 60250 250/2000 1E-4
Dielectric strength IEC 60243-1 22 kV/mm
Thickness for electric strength   1,6 mm
Volume resistivity IEC 60093 1013/1010 Ohm · m
Surface resistivity IEC 60093 1013/1010 Ohm
Comparative tracking index IEC 60112 600 -

Thermal properties

Thermal conductance DIN 52 612 0,23 W/K m
Linear thermal expansion along|cross to direction of flow ISO 11359 70|100 10-6/K
Melting point or glass transition temp. ISO 11357 260 °C
Heat distortion temperature A ISO 75 HDT/A (1.8 MPa) 75 °C
Heat distortion temperature B ISO 75 HDT/B (0,45 MPa) 220 °C
Short time use temperature   200 °C
Continuous use temperature   101 4) °C
Minimal use temperature   -40 °C

Other properties

Humidity absorption at 23°C/50% ISO 62 2,8 %
Water absorption ISO 62 8,5 %
Flammability UL 94 IEC 60695-11-10 V-2 -
Thickness for UL 94   0,4 mm
Transparency (opaque/translucent/clear)   opaque  
Raw material   Ultramid A3K (BASF)  

4) : Thermal ageing, reduction of tensile strength by 50 % after 20 000 h
NB: test specimen not broken

This datasheet is a print-out of the material database RIWETA 4.0 and is intended for personal use only.

The figures in this datasheet are guide values. The values are affected by processing conditions, modifications, additives and environmental conditions and they do not release you from the obligation to check the validity and to undertake tests on your own. The information given is based on our state of knowledge. The material data is not to be construed as guaranteeing specific properties and the data can not be used to deduce the suitability for a particular application.

It remains the responsibility of the user of our products not to infringe patent rights and to comply with existing laws and regulations.

LPM s.r.o.
Technické díly z plastů
Koněvova 536
CZ-506 11 Jičín

© 2008 by LPM s.r.o., Technické díly z plastů
Koněvova 536, CZ-506 11 Jičín, Česka republika, info@lpm.cz