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MEASURE ONCE. PLAN YOUR PURCHASE.

Specified Weight Mix Ratio calculator.

Split a total batch mass using a manufacturer-supplied weight ratio.

FINISHING

Your inputs

Use measurements from your plan and properties from your chosen product. Any prefilled values are illustrative.

YOUR ESTIMATE
∑

A clear estimate starts here.

Enter your dimensions and product details to see the quantity and purchase breakdown.

CONTINUE YOUR PLAN

Find the next material.

Keep the quantity, then use another tool for the remaining parts of your purchase.

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Formula and assumptions
BEHIND THE NUMBERS

How this calculation works.

A weight ratio cannot be entered as a volume ratio unless densities are known. The calculator does not choose or modify a product’s mix specification.

A mass = total × A parts/(A parts+B parts)Calculated with normalised units

A worked example

Illustrative inputs only. Product properties and design dimensions are not recommendations for your project.

Total batch mass
6 kg
Component A mass parts
2
Component B mass parts
1

Component A mass: 4 kg

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.

A weight ratio cannot be entered as a volume ratio unless densities are known. The calculator does not choose or modify a product’s mix specification.

Method: dimensional arithmetic and user-supplied specifications. Software checks: 2026-10-04. Calculation and review policy.

Check your purchase assumptions

Connected work guides and comparisons

Explore material mass, density and specified mixes

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