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 # set\_default

 Last update: 16.10.2025 

<a id="ansys.meshing.prime.ShellBLControlGrowthParams.set_default"></a>

#### *static* ShellBLControlGrowthParams.set\_default(n\_layers=None, offset\_type=None, growth\_rate=None, first\_height=None)

Set the default values of the `ShellBLControlGrowthParams` object.

- **Parameters:**
    
    **n\_layers: int, optional**: Number of layers to be generated.
    
    **offset\_type: ShellBLOffsetType, optional**: Offset type for ShellBL.
    
    **growth\_rate: float, optional**: Ratio of height of the current layer to the previous layer.
    
    **first\_height: float, optional**: Height of first layer of ShellBL.