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MagChem® 200 AD

CAS Number
1309-48-4
EC Number
215-171-9
Chemical Name
Magnesium Oxide

MagChem® 200 AD is a high purity, highly reactive micronized magnesium oxide powder produced from magnesium-rich brine and dolomitic lime.

Properties

Physical Form
  • Powder
  • Solid

Product families

Elastomers — Elastomer Additives
  • Processing Aids
  • Rheology Modifiers
Plastics — Polymer Additives
  • Processing Aids
  • Rheology Modifiers

Other characteristics

Brand
MagChem
Synonyms
Magnesia, MgO
Functions
Rheology Modifier, Thickener
Processing Methods
Bulk Molding, Sheet Molding
Usage

MagChem 200 AD is used as a thickener in sheet molding and bulk molding compounds and as a curing agent in neoprene/phenolic adhesives.

Markets
Adhesives & Sealants
Storage

MagChem 200 AD will readily absorb moisture and carbon dioxide if left exposed to the air. Store in dry location and quickly reseal opened bags.

PACKAGING

Martin Marietta Magnesia Specialties packages this product in 50 pound bags.

Applications

Adhesives & Sealants — Other Adhesives & Sealants Applications

Technology
  • Elastomers
  • Plastics
Packaging Type
Super Sacks
Country Availability
  • Brazil
  • Canada
  • Mexico
  • USA
Plastics and Elastomers Functions
  • Rheology Modifier
  • Thickener
Plastics and Elastomers Processing Methods
  • Bulk Molding
  • Sheet Molding

Technical data

Table 1 of 1

14 rows
CharacteristicValueUnit
Magnesium Oxide (MgO)98.9%
Calcium Oxide (CaO)0.35%
Silica (SiO2)0.3%
Iron Oxide (Fe2O3)0.16%
Aluminum Oxide (Al2O3)0.12%
Chloride (Cl)0.012 - 0.013%
Sulfate (SO3)0.15%
Loss on Ignition6%
Loose Bulk Density15 – 25lb/ft3 (g/cm2)
Surface Area175m2/g
Median Particle Size1.2microns
Passing 100 mesh100%

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