VALOX™ Resin VIC4311

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VALOX VIC4311 is a 30% glass filled, impact modified PBT with excellent epoxy adhesion. Automotive underhood applications such as ignition coil housings.

This material data has been provided by Matmatch.

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.

Ashby charts





23.0 °C

1.42 g/cm³

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ASTM D 792

Water absorption

23.0 °C

0.07 %

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ASTM D 570 | 24 Hours




23.0 °C

5 %

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SABIC - Japan Method

Flexural modulus

23.0 °C

6.08 GPa

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ASTM D 790

Flexural strength

23.0 °C

128 MPa

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ASTM D 790

Impact strength, Izod notched, ASTM

23.0 °C

137 J/m

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ASTM D 256

Yield strength

23.0 °C

96 MPa

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SABIC - Japan Method



Coefficient of thermal expansion

23.0 °C

3E-5 1/K

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TMA | -30°C to 30°C

Heat deflection temperature, 1.80 MPa

205 °C

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ASTM D 648 | 1.82 MPa, 3.2mm, unannealed



Dielectric constant

23.0 °C

3 [-]

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ASTM D 150 | at 50/60 Hz

Volume resistivity

23.0 °C

1.00E+18 Ω·cm

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ASTM D 257

Rheological Properties



23.0 °C

0.6 - 0.8 %

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SABIC method | 6.4 mm

Technological properties

Application areas

Auto Aftermarket,Data Transfer,Electronic Components,Enclosures,EV Infrastructure


30% Glass Fiber