Centibars to newtons per square millimeter conversion calculator above calculates how many newtons per square millimeter are in 'X' centibars (where 'X' is the number of centibars to convert to newtons per square millimeter). In order to convert a value from centibars to newtons per square millimeter (from cbar to N/mm²) type the number of cbar to be converted to N/mm² and then click on the 'convert' button.