Trim Waste in kg = weight of roll x trim size in mm / roll size
![](http://gsmcalculator.com/wp-content/uploads/2020/08/roll-desc-1024x720.jpg)
Weight of Roll = 325 kg
Rolls Size = 875 mm
Trim Size = 15 mm
Trim Waste in kg = 325 x 15 / 875 = 5.57 kg
Trim Waste % = trim size / roll size %
Trim Waste % = 15 / 875% = 1.71%
Trim Waste in kg = weight of roll x trim size in mm / roll size
Weight of Roll = 325 kg
Rolls Size = 875 mm
Trim Size = 15 mm
Trim Waste in kg = 325 x 15 / 875 = 5.57 kg
Trim Waste % = trim size / roll size %
Trim Waste % = 15 / 875% = 1.71%
Basic Calculation for calculating
– Film Size
– Cylinder Face Length & Cirum
– Raw Material required for job
RAW MATERIAL CALCULATION FOR 3 PLY POUCH JOB (CYLINDER, FILM, INK & ADHESIVE)
Convert Roll kg to Meter to Meter Square Flexible Packaging using Excel Sheet.
In any Flexible Packaging job, we have to convert Running Meter or Linear Meter to Square Meter (m²). In this video you can learn and use Excel Sheet to Convert Linear Meter of Film (BoPP, Pet, LDPE etc.) to Square Meter. First we convert roll kg to meter using subjected Roll Width or Coil Size.
Download Excel Sheet for doing 4 Ply Job Calculation.