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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
  • This material data has been provided by Matmatch.

    "Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
    All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
    Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

    Ashby charts

    Properties

    Mechanical

    PropertyTemperatureValueComment

    Compressive strength

    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

    Compressive strength, transverse

    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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    Elastic modulus

    23.0 °C

    137 GPa

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    ASTM D3039

    Elastic modulus, transverse

    23.0 °C

    9.5 GPa

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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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    Tensile strength

    23.0 °C

    1711 MPa

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    ASTM D638

    Tensile strength, transverse

    23.0 °C

    30 MPa

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    ASTM D3039

    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.