Mortar Plaster — Quantity Calculator
Area × Thickness → Wet Volume → Dry Volume (×1.33) → Cement, Sand, Water + 20 L bucket results
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Bucket Output: 20 L
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Input Data
Include both sides if needed, or choose “Both sides”.
:
Mix ratio: 1:4 (by volume).
50 kg ≈ 0.035 m³ per bag.
Default 1.33 for bulking and voids.
Guide only: liters ≈ w/c × cement kg.
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Mix: 1 : 4
Thickness: 15 mm
Sides: 1
Volume Results
Net Plaster Area
—
Effective m² after sides and openings
Wet Volume
—
Area × thickness • — buckets (20 L)
Dry Volume
—
— buckets (20 L)
Dry + Wastage
—
— buckets (20 L)
Material Results
Cement
—
— buckets (20 L, volumetric)
Sand
—
— buckets (20 L)
Water (guide)
—
— buckets (20 L)
Assumptions:
Volumetric mix (cement:sand). Dry-volume factor accounts for bulking and voids (default 1.33).
One 50 kg cement bag ≈ 0.035 m³. One bucket = 20 L = 0.02 m³.
Adjust for local materials and site conditions.
Done