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BMI Prepreg M250

Summary

Bismaleimide prepreg for producing the wares with operating temperatures up to 250 °C.

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Description
Specifications
Application area
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Description

M250 is prepreg based on bismaleimide binder and reinforcing filler (unidirectional tapes or fabrics with different weaving). Products made from this prepreg can be operated at temperatures up to 250 °C.

Advantages:

  • High strength and rigidity;
  • Good stickiness;
  • Glass transition temperature is 266 °C.

Prepreg characteristics

Tensile strength, MPa 92
Tensile modulus, GPa 4,4
Elongation at break, % 2,4
Flexural strength, MPa 164
Fracture toughness KIC, MPa•m1/2 1,07
Strain energy release GIC, J/m2 350
Glass transition temperature Tg, °С* 266
Moisture absorption, %** 4,05

* DMTA Tan delta

** 70 h boiling water

Application area

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