Footage on Roll

Name: Friesen Plastics Inc.
Address: Lethbridge, AB, CA
Telephone: +1-800-661-8024

Calculate the linear footage remaining on a roll given OD, core OD, and thickness.

Roll OD (inches)

Core OD (inches)

Material Thickness (mil)

Linear Footage

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Footage = π × (OD² − core_OD²) / (4 × thickness × 12)