Govindan Nagappan
Ansys Employee
ArrayYou can use contact sizing (Drag and drop contact region under the mesh) and specify a mesh size. This would work better if the bigger block is meshed with tetrahedronsnOr you can use face sizing with type set to sphere of influence. This also works with tetrahedron mesh on blocknIf you need a hex mesh, you will have to imprint an area at the center of the block in the CAD tool(spaceclaim or DM or CAD ). SO that you can select the surface at the impact area and define a mesh sizen