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General Sheet Moulding Compound, Unsaturated Polyester (SMC UP+GF25)

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Description

Reinforced with 25% Glass fibres.

Properties

Electrical

Dielectric constant εr

4.5 [-] at 20 °C

Electrical resistivity ρel

1.00E+1 Ω·m at 20 °C

General

Density ρ

1.4 - 1.8 g/cm³ at 20 °C

Mechanical

Elastic modulus E

8 - 10.5 GPa at 20 °C

Elongation A

1.4 - 1.5 % at 20 °C

Impact strength, Charpy unnotched Iunnot

50 - 70 kJ/m² at 20 °C

Max allowed stress σmax

50 - 70 MPa at 20 °C

at 1.4-1.5% strain

Optical

Transparency

no

Thermal

Coefficient of thermal expansion α

1.8E-5 1/K at 20 °C

Flammability

UL 94 HB

Max service temperature, long Tmaxlong

150 °C

Max service temperature, short Tmaxshort

210 °C

Specific heat capacity cp

1100 J/(kg·K) at 20 °C

Technological properties

Application areas

under body panels, filter housings, electrical cabinets, trays, bath tubes

Processing methods

Compression molding

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.