Magnesium Hydroxide

Konoshima's Magnesium hydroxide is directly produced from sea water and has high purity.

#200

#200 has large specific surface area and high reactivity.

#300

#300 is the product with high purity and low content of Ca,Fe,Al etc.

GRANULAR TYPE

GRANULAR TYPE has good workability and easy handling.

Typical Analysis
  #200 #300 GRANULAR TYPE
Screen residue(75µm)(%) 0.01 0.01 -
Loss on drying(%) 0.6 0.5 0.6
Loss on ignition(%) 31.2 31.3 31.3
Soluble matter in water(%) 1.0 0.5 1.0
Insoluble matter in HCl(%) 0.01 0.01 0.01
Magnesium oxide(%) 66.5 66.9 66.7
Calcium oxide(%) 0.4 0.2 0.4
Fe2O3 , Al2O3(%) 0.04 0.01 0.04
Bulk density(g/ml) 0.62 0.63 0.81
Specific surface area(m2/g) 50 55 -
Average particle size(µm) 4.2 5.0 -
Mesh size(180µm on)(%) - - 98

Applications

  • *Chemical raw material
  • *Glass
  • *Plastics
  • *Petroleum additives
  • *Ceramics
  • *Absorbents
  • *Ferrite