Mould Volume Calculator
Calculate resin volume for common mould shapes including rectangle, cylinder, dome and sphere.
Shape of your mould
Type of resin for weight calculation
Internal length of mould
Internal width of mould
Internal depth of mould
How We Calculate This
Volume Formulas
Rectangle: L x W x H
Cylinder: pi x r² x H
Dome: 2/3 x pi x r³
Sphere: 4/3 x pi x r³
Weight Calculation
Weight = Volume x Density (epoxy density is approximately 1.1 g/ml)
Frequently Asked Questions
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Last updated: March 2026
All calculations are estimates. Always verify quantities before purchasing materials.