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Warm Mix Asphalt Additives (M3.01.4)

Products on this list were qualified by MassDOT as of the date posted: July 10th, 2020
WMA Type Product Name Manufacturer Valid Through
Organic (waxes) Sonnewarmix RT Sonneborn 4/2027
Chemical Evotherm P Series Ingevity 6/2025
Chemical Evotherm M Series Ingevity 3/2025
Chemical ZychoTherm SP Zydex 7/2020


WMA additive must be listed on the approved hot mix asphalt mix design.

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