property Frame.Padding(Edge as PaddingEdgeEnum) as Long
Returns or sets a value that indicates the padding of the frame.

TypeDescription
Edge as PaddingEdgeEnum A PaddingEdgeEnum expression that specifies the edge to be updated / requested
Long A long expression that defines the frame's padding
By default, the Padding(exPaddingAll) property is 4. Use the Padding property of the Frame to define the padding for specified frame. The Visible property specifies whether the frame is visible or shown. The ShowOnBackground property indicates whether the frame is displayed on the back or front of the chart. 

Once a new frame is added you can:

The following screen shot shows the frame with default padding ( 4 ):

 

The following screen shot shows the frame with changed padding ( 22 ):