2K Paint Mix Ratio

The hardener and reducer to add and the total batch from a ratio like 4:1 or 4:1:1 and a measured base-paint volume, in fluid ounces and milliliters. Ratios are by volume.

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Formula and source

Hardener = base x hardener parts / paint parts; reducer = base x reducer parts / paint parts; total = base + hardener + reducer; mL = oz x 29.5735.

Paint manufacturer technical data sheet (mix ratio by volume; by name); 29.5735 mL per US fluid ounce.

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