Blender Separate Mesh Into Objects
Then activate the bisect tool.
Blender separate mesh into objects. By default when you add a mesh object it appears in editmode. By loose parts separates the mesh in its unconnected parts. On the bottom of the tools panel on the left of the 3d view you can enable some options. I guess the best is to leave everything as it is.
Then to separate the two parts you ve created keep the cutting selected. Along other aspects of edit mode reorganisation in blender 2 80 separate the ability to detach a selection as a fully independent editable object has been moved from the vertex sub menu to the main mesh menu of the 3d view. It is now possible to enter edit mode with multiple objects without having to merge them together. The p key is to separate.
You can either separate just the selected verts or all loose parts. A selection of faces ready to be detached in edit mode selection can be comprised of vertexes edges or faces. They are one object but still disconnected separate meshes. In edit mode you need to select at least one face or one edge of your object or the whole mesh meaning you want to cut this face edge whole mesh.
The reason they are one object is because you are adding new meshes in edit mode. Simply shift left click on any objects to be edited and press the tab key to enter edit mode. Separate is not the same as split. To merge multiple meshes together we ll need the help of booleans.
Selected this option separates the selection to a new object. Blender 2 8 tutorial how to seperate object into two parts.