MagShield®:
High Purity Flame Retardant / Smoke Suppressant Grade Magnesium Hydroxide Powder
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 and benefits:
- Excellent flame retardancy and smoke suppression properties
- Non-halogenated
- Thermally stable
- Non-corrosive
- Low toxicity
- Cost effective replacement for Alumina Trihydrate (ATH)
- Thermally stable to 340°C, suitable for engineering plastic
- Lower hardness than ATM resulting in longer equipment life
- Low toxicity [LD50 (oral/rat) > 5,000 Mg/Kg]
- Non-corrosive as compared to halogen or phosphorous containing compounds
To place your order or to discuss which MagShield magnesium hydroxide product is right for your application, please call 800-648-7400 (inside the U.S.) or +1-410-780-5500. Or, email us with your questions.


MagShield S
Standard Grade, 4.5 micron particle size
MagShield UF
Standard Grade, ~1 micron particle size
MagShield S-NB10
Stearate Coated, 4.5 micron particle size
MagShield UF-NB10
Stearate Coated, ~1 micron particle size
MagShield Product Brochure
Four page PDF describing technical specifications.
Compounding Metal Hydrate Flame Retardants
A review of various flame retardant standards and the amount of metal hydrate needed in specific polymer systems.
Overview of Flame Retardants including Magnesium Hydroxide
A white paper describing various flame retardants and their use in flame retardancy systems.


