This tutorial illustrates how set column width in an Excel Report. NPrinting keeps the table format by default. Un-checking this property will apply the Excel template format. See also "Can I apply Excel formatting to my Excel reports?"
Create New Excel Template: Embed Table Column by Column in Template Editor
Create a New Excel Report and embed the CH184 table column by column. Refer to the tutorial "How to Create Excel Reports".
Excel Column Width Settings
Uncheck the Keep Source Formats box for the table.
The Excel column width depends on the Keep Source Formats option:
With Keep Source Formats, the Excel column width will be the same as in QlikView
Without Keep Source Formats, the Excel column width will be the same as in the template