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Company Profile
Uses for Perf
Perforated Metal
Perforating Process
Product Quality,
Cost & Delivery
Material Information
Tolerances & Options
Perf Patterns
Pierced Metal Products
There are several production tolerances and options that pertain to perforated material. They are, however, dependent on whether the material is produced into sheet, coil, or tube form. The table to your right shows which tolerances and options apply to each product.
To view more information about each tolerance click on the links above the table.
| Tolerances | Sheet | Coil | Tube |
|---|---|---|---|
Hole & bar size |
yes |
yes |
yes |
Burr size |
yes |
yes |
yes |
Camber |
yes |
yes |
no |
Flatness |
yes |
no |
no |
Shearing |
yes |
no |
no |
Slitting |
no |
yes |
no |
Squareness |
yes |
no |
no |
Options |
Sheet |
Coil |
Tube |
Dimple holes |
yes |
yes |
yes |
Blank areas |
yes |
yes |
yes |
Locator holes |
yes |
yes |
yes |
End margins - finished & unfinished |
yes |
yes |
yes |
Inner & outer diameter size |
no |
yes |
no |
Rewind direction |
no |
yes |
no |
Length/Splicing |
no |
yes |
no |
Degreasing |
yes |
yes |
no |
Fabricating |
yes |
no |
yes |
Finishing |
yes |
no |
yes |
Packaging |
yes |
yes |
yes |
Labeling |
yes |
yes |
yes |