Career

AKROMID®

UL

A3 1 FR black (3051)

PA66 FR

AKROMID® A3 1 FR black (3051) is an unreinforced, flame retardant and heat stabilised PA6.6. Listed to UL 94 in all-colours, the material is based on a flame retardant system that is free of red phosphorus and halogens. This grade is suitable for switches, housing and fasteners in the electric industry.

Features

heat stabilised 130
flame retardant
E&E

Regulatory

ul

Properties

Modulus

3.500MPa

Strength

83MPa

Impact

70kJ/m²

Mechanical Properties

Tensile modulus

ISO 527-2

1 mm/min | d.a.m.
1 mm/min | conditioned
3500 MPa
1500 MPa

Tensile stress at yield

ISO 527-2

50 mm/min | d.a.m.
50 mm/min | conditioned
83 MPa
55 MPa

Tensile strain at break

ISO 527-2

50 mm/min | d.a.m.
50 mm/min | conditioned
> 5 %
> 20 %

Charpy impact strength

ISO 179-1/1eU

23°C | d.a.m.
23°C | conditioned
70
no break

Charpy notched impact strength

ISO 179-1/1eA

23°C | d.a.m.
23°C | conditioned
4,5 kJ/m²
7 kJ/m²

Thermal Properties

Temperature of deflection under load HDT/A

ISO 75

1,8 MPa
80 °C

Temperature of deflection under load HDT/B

ISO 75

0,45 MPa
220 °C

Melting temperature

ISO 11357-3

DSC, 10K/min
260 °C

Flammability

Burning rate

UL 94

0,4 mm Wall thickness
0,8 mm Wall thickness
1,6 mm Wall thickness
3,2 mm Wall thickness
V-0 Class
V-0 Class
V-0 Class
V-0 Class

GWFI

IEC 60695-2-12

0,4 mm Wall thickness
0,8 mm Wall thickness
1,6 mm Wall thickness
3,2 mm Wall thickness
960 °C
960 °C
960 °C
960 °C

GWIT

IEC 60695-2-13

0,4 mm Wall thickness
0,8 mm Wall thickness
1,6 mm Wall thickness
3,2 mm Wall thickness
775 °C
750 °C
750 °C
775 °C

HWI

UL 746A

0,8 mm Wall thickness
4 PLC

HAI

UL 746A

0,8 mm Wall thickness
0 PLC

Burning rate (<100 mm/min)

FMVSS 302

> 1 mm Thickness
+

Oxygen index

ISO 4589-2

> 32 %

General properties

Density

ISO 1183

23°C
1,18 g/cm³

Molding shrinkage

ISO 294-4

flow
transverse
1,3 - 1,6 %
1,3 - 1,6 %

Electrical Properties

Comparative tracking index

IEC 60112

Test liquid A
> 600 V

Disclaimer

All specifications and information given on this website are based on our current knowledge and experience. A legally binding promise of certain characteristics or suitability for a concrete individual case cannot be derived from this information. The information supplied here is not intended to release processors and users from the responsibility of carrying out their own tests and inspections in each concrete individual case. AKRO®, AKROMID®, AKROLEN®, AKROLOY®, AKROTEK®, ICX® and PRECITE® are registered trademarks of the Feddersen Group.