Price/ linear ft
$/lb / yield (sq ft/lb) x width (inches) x 12 = price/linear ft.
Price/msi
$/lb / yield (sq ft/lb) x 1000 = $ per msi
Price/roll
$/lb / yield (sq ft/lb) x width (inches) x length (feet) x 12 = $/roll
Length of roll from roll weight
lbs x yield (sq ft/lb) / width (inches) / 12 = linear feet
Length of roll from roll weight
lbs x yield (sq in/lb) / width (inches) = linear feet
Square inches / roll
width (inches) x length (feet) x 12 = sq inches
MSI / roll
width (inches) x length (feet) x 12 / 1000 = MSI
Lbs / roll
width (inches) x length (feet) x 12 / yield (sq inches) = lbs/roll
| Inches Decimal | Inches Fraction | Millimeters | - | Inches Decimal | Inches Fraction | Millimeters |
|---|---|---|---|---|---|---|
| .03125 | 1/32" | .794 | - | .53125 | 17/32" | 13.494 |
| .0625 | 1/16" | 1.588 | - | .5625 | 9/16" | 14.288 |
| .09375 | 3/32" | 2.381 | - | .59375 | 19/32" | 15.081 |
| .125 | 1/8" | 3.175 | - | .625 | 5/8" | 15.875 |
| .15625 | 5/32" | 3.969 | - | .65625 | 21/32" | 16.669 |
| .1875 | 3/16" | 4.763 | - | 0.6875 | 11/16" | 17.463 |
| .21875 | 7/32" | 5.556 | - | .71875 | 23/32" | 18.256 |
| .25 | 1/4" | 6.35 | - | .75 | 3/4" | 19.05 |
| .28125 | 9/32" | 7.144 | - | .78125 | 25/32" | 19.844 |
| .3125 | 5/16" | 7.938 | - | .8125 | 13/16" | 20.638 |
| .34375 | 11/32" | 8.731 | - | .84375 | 27/32" | 21.431 |
| .375 | 3/8" | 9.525 | - | .875 | 7/8" | 22.225 |
| .40625 | 13/32" | 10.319 | - | .90625 | 29/32" | 23.019 |
| .4375 | 7/16" | 11.113 | - | .9375 | 15/16 | 23.813 |
| .46875 | 15/32" | 11.906 | - | .969 | 31/32" | 24.606 |
| .5 | 1/2" | 12.7 | - | 1 | 1 | 25.4 |
Width
- Microns x 0.00003937 = inches
- MM x 0.03937 = inches
- Cm x 0.3937 = inches
Thickness
- Microns x 3.397 = Gauge
- Mils x 100 = Gauge
- Inches x 100,000 = Gauge
Length
- Meters x 3.2808 = feet
- Meters x 39.37 = Inches
Area
- Square feet x 144 = square inches
- Square yards x 1296 = square inches
- Ream x 432,000 = square inches
| Film Type | Density g/cc | Yield of 1 mil Film in²/lb | Yield of 1 mil Film m²/kg | Unit Weight of 1 mil Film lb/ream | Unit Weight of 1 mil Film g/m² |
|---|---|---|---|---|---|
| OPP | .906 | 30,600 | 43.5 | 14.1 | 23 |
| LLDPE (linear low Density polyethylene) | .92 | 30,100 | 42.7 | 14.4 | 23.4 |
| HDPE (high density polyethylene) | .95 | 29,200 | 41.5 | 14.8 | 24.1 |
| Hicor OHD (oriented high density polyethylene) | .96 | 28,900 | 41 | 15 | 24.4 |
| Biax Nylon | 1.16 | 23,900 | 33.9 | 18.1 | 29.5 |
| OPET (oriented polyester) | 1.39 | 19,900 | 28.3 | 21.7 | 35.5 |
| Cellophane | 1.45 | 19,100 | 27.1 | 22.6 | 36.9 |