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
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