Slitting Process
Definition
Cutting large master rolls into smaller rolls or specific widths.
Historical Background
1960s: high-speed slitting machines enabled any-width cutting.
Example
1,000 mm master rolls slit to 48 mm, 72 mm. Like cutting cake.
Formula
Number of Slits = Master Roll Width / Finished Product Width
Core Concepts
Customization requiring clean edges, no overflow, no delamination.
Extended Applications
Narrow: 1-6 mm (electronic); standard: 10-100 mm; wide: 100-500 mm; precision: +/-0.1 mm (optical).