Magnesium Stearate DM Magnesium stearate Crompton Plasticizers >> Metallic stearates Release Agents Rubber - Elastomer (Chloroprene, Butyl …) SEALANT MAGNESIUM STEARATE DM Magnesium Stearate DM is a high density powder magnesium stearate designed for use in polymer applications. Magnesium Stearate DM is a lubricant and release agent in the extrusion and molding of ABS and SAN polymers. It also functions as a dust on antitack agent for uncured rubber stock. High density powder magnesium stearate. Used as a lubricant and release agent in the extrusion and molding of ABS and SAN polymers. Can be used as a dust on antitack agent for uncured rubber stock.