polyoxymethylene with 40 % glass fibre (POM GF40)

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

Injection moulding.
Injection moulded parts up to 16.000 g

Material number   1233  
Density ISO 1183 1,72 g/cm3

Mechanical properties

Stress at yield ISO 527 140 MPa
Elongation at break ISO 527 2 %
Tensile modulus ISO 527 13000 MPa
Ball pressure hardness ISO 2039-1 215 MPa
Standard for ball pressure hardness   H358/30  
Charpy notched impact strength at 23 C ISO 179/1eA 9 KJ/m2

Electrical properties

Dielectric constant at 50 Hz IEC 60250 4,5 -
Dielectric constant at 1 MHz IEC 60250 4,5 -
Dissipation factor at 50 Hz IEC 60250 30 1E-4
Dissipation factor at 1 MHz IEC 60250 60 1E-4
Volume resistivity IEC 60093 1014 Ohm m
Surface resistivity IEC 60093 1014 Ohm
Comparative tracking index IEC 60112 600 -

Thermal properties

Linear thermal expansion along|cross to direction of flow ISO 11359 20|- 10-6/K
Melting point or glass transition temp. ISO 11357 165 C
Heat distortion temperature A ISO 75 HDT/A (1.8 MPa) 161 C
Short time use temperature   140 C
Continuous use temperature   100 5) C
Minimal use temperature   -50 C

Other properties

Humidity absorption at 23C/50% ISO 62 0,14 %
Water absorption ISO 62 0,90 %
Flammability UL 94 IEC 60695-11-10 HB -
Thickness for UL 94   0,81 mm
Transparency (opaque/translucent/clear)   opaque  

5) : Thermal ageing UL 746 (RTI) Mechanical W/O Imp., 40 000 h

This datasheet is a print-out of the material database RIWETA 4.1 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.

Hüttig GmbH
Technische Kunststoffteile
D-07774 Dornburg-Camburg

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