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 # delete\_unwetted\_surfaces

 Last update: 02.04.2026 

<a id="ansys.meshing.prime.SurfaceUtilities.delete_unwetted_surfaces"></a>

#### SurfaceUtilities.delete\_unwetted\_surfaces(face\_zonelet\_ids, live\_material\_point\_names, params)

Delete unwetted surfaces based on material point list.

**Parameters:**

**face\_zonelet\_ids**

Ids of face zonelets.

**live\_material\_point\_names**

Names of material points.

**params**

DeleteUnwettedParams to define material points.

**Returns:**

**[`DeleteUnwettedResult`](ansys.meshing.prime.DeleteUnwettedResult.md#ansys.meshing.prime.DeleteUnwettedResult)**

Returns a DeleteUnwettedResult.

**Return type:**

[`DeleteUnwettedResult`](ansys.meshing.prime.DeleteUnwettedResult.md#ansys.meshing.prime.DeleteUnwettedResult)

### Examples

```pycon
>>> result = surf_utils.delete_unwetted_surfaces(zonelets, live_mpt_names, prime.DeleteUnwettedParams(model))

```