Sheet Moulding Compound, Unsaturated Polyester Reinforced with 30% Glass Fibre (SMC UP+GF30)

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Glass-fiber reinforced polyester engineering polymer molding compound. Very low mold shrinkage and post-shrinkage, very good mechanical strength, very good electrical values.

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.

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1.4 - 2 g/cm³

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23.0 °C



Elastic modulus

7 - 11.5 GPa

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23.0 °C


1.3 - 1.5 %

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23.0 °C

Impact strength, Charpy unnotched

50 - 90 kJ/m²

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23.0 °C

Tensile strength

50 - 80 MPa

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23.0 °C

at 1.3-1.5% strain



Coefficient of thermal expansion

1.5E-5 - 2E-5 1/K

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23.0 °C


UL 94 HB

Max service temperature, long

150 °C

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Max service temperature, short

210 °C

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Specific heat capacity

1100 J/(kg·K)

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23.0 °C



Dielectric constant

4.5 - 4.9 [-]

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23.0 °C

Electrical resistivity

1.00E+10 Ω·m

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23.0 °C





Technological properties

Application areas

exterior panels, exterior body panels, engine components, ex proofed housings, automotive door panels, rail exterior, arc quenching chambers


30% Glass Fiber

Processing methods

Compression molding