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 # set\_default

 Last update: 02.04.2026 

<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.