Packaging Grammage method

Hey, I need guidance about grammage of corrugated box , cardboards and plastic foil How to calculate ? Used same method for all three or different method for e…

1. Ufuk Ayyıldız reply

   your formula is true. use a precision scale (analytical ) use mm not inch cut samples 50mmx50mm use 5 samples then take them average and use it. be careful. Good luck :blush:

2. wara reply

   This method is used for plastic shrink as well?

3. Ufuk Ayyıldız reply

   of course.

4. wara reply

   thank you for great guidance