Annular Arc Face Band Coating calculator.
Measure only a supplied curved annular face band, excluding separate radial or straight border strips.
Your inputs
Use measurements from your plan and properties from your chosen product. Any prefilled values are illustrative.
A clear estimate starts here.
Enter your dimensions and product details to see the quantity and purchase breakdown.
Formula and assumptions
How this calculation works.
Band face area = π(outer radius² − inner radius²) × supplied sweep angle/360 × count. Does not select a border, architectural geometry or coating suitability.
A worked example
Illustrative inputs only. Product properties and design dimensions are not recommendations for your project.
- Supplied coat count
- 1
- Chosen product coverage
- 1 m²/L
- Selected container volume
- 1 L
- Outer band radius
- 1 m
- Inner band radius
- 0.8 m
- Supplied band sweep angle
- 180 °
- Identical bands
- 2
Selected coating containers: 2 containers
Curved face band only. Radial side borders, edge thickness and rear faces are excluded. Coating suitability and coat count are not selected.
Before you purchase
Use dimensions from your plan and properties from your chosen product. Any design spacing, section or fixing pattern must already be specified.
Does not select a border, architectural geometry or coating suitability.
All dimensions, properties and application patterns are user-supplied. No building-code default is inserted.
Method: dimensional arithmetic and user-supplied specifications. Software checks: 2026-10-06. Calculation and review policy.
Check your purchase assumptions
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