Thermosets
Bismaleimide for High Performance — Bismaleimide Resin
Bismaleimide (BMI) resins offer a superior combination of high-temperature performance, excellent mechanical strength, and chemical resistance, often outperforming traditional epoxies. They are used in demanding aerospace and industrial applications.
BMIMatrimidLaminum
Manufacturers
3
Grades
2
Applications
5
Equivalents
0
Physical Properties
- Density
- 1.20-1.35 g/cm³
- Water Absorption (24h)
- 0.2-0.5 %
- Transparency
- Amber to Brown
- Shrinkage
- 1-2 %
Mechanical Properties
- Young's Modulus
- 3.5-5.0 GPa
- Tensile Strength
- 70-100 MPa
- Elongation at Break
- 2-5 %
- Impact Strength (Izod)
- 10-25 J/m
Thermal Properties
- Glass Transition Temperature
- 200-280 °C
- Melting Point
- N/A
- Continuous Service Temperature
- 180-250 °C
- Heat Deflection Temperature
- 180-240 °C
Electrical Properties
- Dielectric Constant
- 3.0-3.8
- Volume Resistivity
- 10^14-10^16 Ohm-cm
- Dielectric Strength
- 18-26 kV/mm
Chemical Resistance
- Acids
- Good resistance
- Bases
- Moderate resistance
- Solvents
- Resistant to many organic solvents
- UV Resistance
- Moderate
Sustainability
- Recyclability
- Difficult
- Recycling Code
- N/A
- Carbon Footprint
- High
Manufacturing compatibility
Prepreg Lay-upResin Transfer Molding (RTM)Filament Winding
Applications
Aerospace structural components
High-temperature composites
Radomes
Printed circuit boards
Engine components
Available grades
BMI ResinBismaleimide 760