Products by Martin Marietta Magnesia Specialties

MagShield is a non-halogenated, high purity magnesium hydroxide powder for use as a flame retardant / smoke suppressant in the following plastic compounds: Thermoplastic olefins, wire and cable, molding, plastic fillers and plastic building materials. MagShield offers the following attributes...

As a major manufacturer and worldwide supplier of MagChem magnesium oxide and magnesium hydroxide products, Martin Marietta delivers magnesia products for use in a wide range of industrial and specialty applications including steel, leather, ceramics, and rubber.

The key to successful rubber and plastics compounding is the accurate timing of activity – the property that regulates the rate at which magnesium oxide accepts by-products. Martin Marietta’s Elastomag magnesium oxide powders deliver the precise predictability needed in rubber manufacturing....