Ceramic mug handle length calculator

Calculate handle blank centerline length with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Use handle blank centerline length to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Circular handle centerline radius (mm)
30
Arc sweep angle (degrees)
180
Attachment allowance per end (mm)
10
Handle blank centerline length (mm)
114.24778

Try another scenario

Circular handle centerline radius (mm)
33
Arc sweep angle (degrees)
180
Attachment allowance per end (mm)
10
Handle blank centerline length (mm)
123.672558
Calculation method

Calculation method

Handle blank centerline length (mm)

Radius×angle radians +2 attachment allowances; circular-arc model.

Symbols and units
a
Circular handle centerline radius (mm)
b
Arc sweep angle (degrees)
c
Attachment allowance per end (mm)

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Assumptions & limits

Assumptions & limits

  • User-chosen curve geometry, attachment allowance. Returns Handle blank length. All coefficients and observations are user supplied; results describe only the stated mathematical model. Quantities are deterministic calculations from supplied observations and assumptions; no external data is fetched. Supported limits: Finite inputs only; numeric fields bounded as labelled. Lists and JSON records are limited to 256 entries unless a stricter tool bound is stated. No automatic design approval, legal conclusion, treatment recommendation or safety certification. Circular handle centerline radius (mm): minimum 1e-12, maximum 1000000000000.0. Arc sweep angle (degrees): minimum 1e-12, maximum 360. Attachment allowance per end (mm): minimum 0, maximum 1000000000000.0.
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