M Weight is the weight of 1000 sheets, in pounds, of a basic sheet size.


Given size (width)  =  
Given size (length)  =  
Basis weight  =  
Basic size (width)  =  
Basic size (length)  =  
 
M Weight  =  

Formula:

Given Size x Basis Weight

  =  

Rounded Ream Weight x 2

  =  

M Weight

Area of Basic Size

Example:

Calculate the M Weight of a 28x40 70# Opaque sheet.

(28 x 40) x 70

  =  

83 lbs. x 2

  =  

166 lbs.

25 * 38

 

  Table 1: Rounding Rules
Sheet Size Ream Weight
864 inches² or larger Ream Weight calculated to the nearest pound (166 lbs.)
336 inches² to 864 inches² Ream Weight calculated to the nearest ½ pound (166.5 lbs.)
Less than 336 inches² Ream Weight calculated to nearest one hundredth of a pound (166.55 lbs.)

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