Perforation Designer

Specify sheet dimensions, hole geometry, skip bands, and pattern style. The preview shows a watermark-protected rendering while the stats update live. Share your configuration with the FortiFab engineering team for DXF generation.

Quick presets

Load a starting pattern and fine-tune dimensions for your panel.

Units

Sheet width (in)

Sheet height (in)

Border X (in)

Border Y (in)

Hole size (in)

Hole shape

Pitch X (in)

Pitch Y (in)

Pattern

Stagger offset (in)

Skip every N columns

Gap width (in)

Skip every N rows

Gap height (in)

Target open area (%)

Discuss with FortiFab

Preview zoom

Open area

18.28%(-11.72% vs. target)

Hole count

7,625

Rows × Columns

61 × 125

Holes / sq in

8.211

Holes / sq ft

1,182.41

Total hole area

210.54 sq units

Solid material

941.46 sq units

Sheet area

1152.00 sq units

Design snapshot

Keep these notes when sharing with FortiFab engineering. DXF files are prepared manually to keep your geometry in-house.

{
  "design": {
    "units": "in",
    "sheetWidth": 48,
    "sheetHeight": 24,
    "marginX": 0.5,
    "marginY": 0.5,
    "holeShape": "round",
    "holeSize": 0.1875,
    "pattern": "staggered",
    "pitchX": 0.375,
    "pitchY": 0.375,
    "staggerOffset": 0.1875,
    "slotLength": 0.5,
    "slotOrientation": "horizontal",
    "skipColumns": {
      "frequency": 0,
      "gap": 0.5
    },
    "skipRows": {
      "frequency": 0,
      "gap": 0.5
    },
    "openAreaTarget": 30
  },
  "metrics": {
    "openAreaPercent": 18.28,
    "holeCount": 7625,
    "rowCount": 61,
    "columnCount": 125
  }
}