Autoclave BMI prepreg PSB250 (BMI-CF)

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Description

Prepreg PSB250 bismaleimide carbon fiber reinforced resin is designed for the production of composite parts or tools operated at temperatures up to 250°C. As a reinforcing material for a prepreg based on the bismaleimide resin PSB250, unidirectional belts and fabrics of various weave can be used. It shows the following features and properties:


  • Glass transition temperature 266°С
  • High strength and rigidity
  • Curing temperature 190°C, post-curing 230°C
  • Good stickiness
  • Los datos sobre este material han sido proporcionados por Matmatch.

    A menos que se indique lo contrario, todas las medidas corresponden a condiciones de temperatura ambiente. A menos que se indique lo contrario, se utilizan las unidades del SI.
    Las normas armonizadas son similares a uno o varios estándares del proveedor. Es posible que algunas normas armonizadas se ajusten al estándar original, mientras que otras pueden quedar fuera de su alcance.

    Ashby charts

    Propiedades

    Mecánica

    PropertyTemperatureValueComment

    Módulo elástico

    23.0 °C

    137 GPa

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    ASTM D3039

    Módulo elástico transversal

    23.0 °C

    9.5 GPa

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    ASTM D3039

    Resistencia a la compresión

    25.0 °C

    1071 MPa

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    ASTM D6641

    150.0 °C

    973 MPa

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    ASTM D6641

    180.0 °C

    860 MPa

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    ASTM D6641

    230.0 °C

    810 MPa

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    ASTM D6641

    250.0 °C

    780 MPa

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    ASTM D6641

    Resistencia a la compresión transversal

    90.0 °C

    205 MPa

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    ASTM D6641

    150.0 °C

    158 MPa

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    ASTM D6641

    180.0 °C

    151 MPa

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    ASTM D6641

    250.0 °C

    118 MPa

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    ASTM D6641

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    Resistencia a la tracción

    23.0 °C

    1711 MPa

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    ASTM D638

    Resistencia a la tracción transversal

    23.0 °C

    30 MPa

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    ASTM D3039

    Shear strength, τ₁₂

    23.0 °C

    72 MPa

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    Shear strength, τ₁₃

    25.0 °C

    87 MPa

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    ASTM D2344

    150.0 °C

    73 MPa

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    ASTM D2344

    180.0 °C

    70 MPa

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    ASTM D2344

    250.0 °C

    52 MPa

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    ASTM D2344

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    Technological properties

    Property
    Processing history

    Samples for testing were obtained by vacuum infusion based on PN-3M resin and carbon fabric 22502 (twill 2x2, 200 g/m2, HTA40-3K, 3.95 GPa)

    Processing methods

    Molding mode: 1)Heat 2°С/min to 145°С, vacuum –1bar, pressure 0 bar, 2)Hold at 145°C for 120 min, vacuum -1 bar, pressure 0 bar 3)Heat 2°C/min to 180°C, pressurize 5.5 bar, release vacuum 4)Hold at 180°C for 240 minutes, pressure 5.5 bar 5)Cool no faster than 5°C/min to 60°C, pressure 5.5 bar. Post-curing cycle: 1)Post-cure of the part can be carried out without a tooling, 2)Heat at rate 2°C/min to 180°C, 3)Heat no faster than 0.2°C/min to 230°C, 4)Holding at 230°C for 300min, 5)Cooling is not faster than 5°C/min to 25°C, 6)To achieve heat resistance up to 250°C, additional post-curing is required at 250°C for 240 minutes, 7)Heat from 230°C to 250°C at rate 2°C/min.