Bleed Corner Trim Radius Gap Tool

Description

Subtract nonnegative trimRadius from bleedRadius and then nonnegative placementTolerance for worstMargin.

Print planning connects digital dimensions with physical sheets, ink coverage, folds, and binding. A numerical estimate becomes meaningful only after fixing physical units, material assumptions, and which areas or surfaces are counted.

Subtract nonnegative trimRadius from bleedRadius and then nonnegative placementTolerance for worstMargin.

When to use this tool

Use Bleed Corner Trim Radius Gap when you need a print-production estimate from explicitly supplied dimensions and material factors.

How to use the tool and how it works

Enter bleedRadius, trimRadius, placementTolerance. Use the units and conventions below.
Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
Read radialGap, worstMargin. Use the output convention below.

Subtract nonnegative trimRadius from bleedRadius and then nonnegative placementTolerance for worstMargin.^[1]

Input field	Meaning and units	Accepted input
bleedRadius	Bleed Radius	Required. Finite number; minimum 0.
trimRadius	Trim Radius	Required. Finite number; minimum 0.
placementTolerance	Placement Tolerance	Required. Finite number; minimum 0.

Output field	Interpretation	Returned shape
radialGap	Radial Gap	Required. Finite number.
worstMargin	Worst Margin	Required. Finite number.

json

{
  "input": {
    "bleedRadius": 8,
    "trimRadius": 5,
    "placementTolerance": 1
  },
  "output": {
    "radialGap": 3,
    "worstMargin": 2
  }
}

Limitations and assumptions

All radii and tolerance share units; negative margins are retained and this radial allowance does not validate a complete rounded-corner dieline or trimming process.
Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.

Alternative or Complementary methods

Confirm stock, binding, finishing, and output-resolution assumptions with the production specification. Use an imposed proof or physical sample when fold behavior, tolerances, or actual appearance matter.

References

Calculation and input contract: graphic-design/bleed-corner-trim-radius-gap — tool.io

Similar or alternative tools

Print Bleed Corner Safe Zone Gap
Add bleed on both sides and compare an element point inclusively with the inset rectangle, returning the smallest signed safe margin.
Print Trim Safety Offset
Require nonnegative suppliedMinimum and return contentDistanceFromTrim-suppliedMinimum as remainingMargin.