Nylon 6.6

Chemical Designation: Polyamide 6.6

DIN Abbreviation: PA 66

Colour, Filler: Opaque

Stock Availability: Standard length 3 metres, also cut to size

Rod 4 – 200 mm dia

Plate 5 – 100 mm thick

Tube up to 300 mm OD

Profile

Finished parts, machined or injection moulded

Nylon 6.6 is a semicrystalline engineering thermoplastic with universal applications.

Main characteristics: good sliding properties – strong

abrasion resistant – tough

resistant to many oils, electrically insulating

grease, diesel, petrol, … – easily machined

easily bonded and welded

  • Preferred Fields: Mechanical engineering, automotive engineering, transport and conveyor technology, textile, packaging and paper processing machinery, printing and dispensing machinery, household appliances, electrical engineering, precision engineering

Applications: gears – friction bearings

friction strips – conveyor screws

bushes – cams

piston guides – pulleys

castors – plug parts

    Nylon 6.6 – Poliamida 6.6

    The following information corresponds with our current knowledge and indicates our products and possible applications. We cannot give a legally binding guarantee of certain properties or the suitability for a specific application. Existing commercial patents must be observed. A definitive quality guarantee is given in our general conditions of sales. Unless otherwise stated, these values represent averages taken from injection moulding samples. We reserve the right of technical alterations.

Properties Unit Test Method DIN ASTM Dry

Wet *

Mechanical
Density g/cm³ 53 479 1.14
Tensile strength at yield MPa 53 455 90

70

Tensile strength at break MPa 53 455
Elongation at break % 53 455 40

150

Modulus of elasticity in tension MPa 53 457 3300

2000

Modulus of elasticity in flexure MPa 53 457 2830
Ball indentation hardness MPa 53 456 170

100

Impact strength
(Charpy)
kJ/m2 53 453 o.Br.
Creep rupture strength after
100o hrs with static load
MPa 55
Time yield for 1%
elongation after 1000 hrs.
MPa 8
Coefficient of friction against
hardened and ground steel
p = 0,05 N/mm², v = 0,6 m/s
0.35 – 0.42
Wear
conditions as above
µm/km 0.9
Thermal
Crystalline melting point °C 53 736 225
Glass transition temperature °C 53 736 50

5

Heat distortion temperature
Method A
Method B
°C
°C
ISO 75
ISO 75
100
>200

Properties

Unit

Test Method DIN ASTM

Dry

Wet *

Thermal
Max. service temperature
short term
long term
°C
°C
170
100
Coefficient of thermal
conductivity
W/(m . K) 0.23
Specific heat J/(g . K) 1.7
Coefficient of thermal expansion 10-5/K 7
Electrical
Dielectric constant at 105 Hz 53 483 3.6

5.0

Dielectric loss factor 105 Hz 53 483 0.026

0.2

Specific volume resistance W . cm 53 482 1015

1012

Surface resistance W 53 482 1013

1012

Dielectric strength 1 mm kV/mm 53 481 >30

28

Tracking resistance 53 480 CTI 600

CTI 600

Miscellaneous
Moisture absorption:
Equilibrium in standard atmosphere (23 °C / 50 % relative humidity)
% 53 714 2.8
Water absorption at saturation at 23 °C % 53 495 8.5
Resistance to hot water,
washing soda
limited resistance
Flammability UL 94 V2
Resistance to weathering not resistant

* after storage in a standard 23/50 atmosphere (DIN 50 014) to equilibrium.