Elastomers/TPEs

High-Temperature Flexible Vinyl Methyl Silicone Vinyl Methyl Silicone Rubber (VMQ)

VMQ exhibits a wide operating temperature range, good dielectric properties, and resistance to ozone and UV. It is generally not resistant to oils, fuels, or strong acids/bases.

VMQSilicone
Manufacturers
3
Grades
3
Applications
5
Equivalents
0

Physical Properties

Density
1.12 - 1.52 g/cm³
Water Absorption (24h)
0.1 - 0.5 %
Transparency
Opaque to Translucent
Shrinkage
1.0 - 3.0 %

Mechanical Properties

Young's Modulus
0.001 - 0.01 GPa
Tensile Strength
3 - 10 MPa
Elongation at Break
200 - 700 %
Impact Strength (Izod)
N/A

Thermal Properties

Glass Transition Temperature
-100 to -50 °C
Melting Point
N/A
Continuous Service Temperature
-60 to 230 °C
Heat Deflection Temperature
N/A

Electrical Properties

Dielectric Constant
2.8 - 3.0
Volume Resistivity
10^13 - 10^15 Ohm-cm
Dielectric Strength
15 - 30 kV/mm

Chemical Resistance

Acids
Poor
Bases
Poor
Solvents
Poor resistance to hydrocarbon solvents; swells
UV Resistance
Excellent

Sustainability

Recyclability
Very Limited
Recycling Code
N/A
Carbon Footprint
High (energy intensive production)

Manufacturing compatibility

Condensation PolymerizationMoldingExtrusionCoating

Applications

Seals
Gaskets
Tubing
Electrical insulation
Medical devices

Available grades

VMQ 40VMQ 60VMQ 80

Manufacturers

Compare High-Temperature Flexible Vinyl Methyl Silicone with…