DAFEI
Tel: 86 18764707039
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86 18764707039Cathy Zhang 86 15853686871Kate Ge 86 15650271506Bella SunDafei (Shandong) New Material Technology Co., Ltd.
Website: www.shangdongdafei.com
Address: No. 01395, Advanced Chemical Industrial Park, Binhai Economic and Technological Development Zone, Weifang City
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Chemical Name:
Magnesium Hydroxide SH-KB-97/2
I. Basic Information
Chemical Formula: Mg(OH)₂
Appearance: White Powder
II. Physical Properties
1. Solubility: Extremely slightly soluble in water, nearly insoluble in ethanol; soluble in dilute acids and ammonium salt solutions
2. Aqueous Solution Acidity and Alkalinity: Its suspension is weakly alkaline
3. Hygroscopicity: Low moisture absorption, stable in dry environment at normal temperature
4. Thermal Conductivity: Average thermal conductivity, excellent thermal insulation and flame retardant performance
III. Chemical Properties
1. Prone to thermal decomposition; produces magnesium oxide and water at high temperatures with heat absorption and flame retardant effects
2. Weak alkalinity with mild alkaline properties
3. Capable of neutralization reactions with strong acids
4. Chemically stable at normal temperature
Applications:
1. Plastics and Rubbers: Environmentally friendly halogen-free flame retardant with rapid smoke suppression effect, also serving as a filler to improve product performance and reduce costs.
2. Chemical Dyes: Used as reaction auxiliaries and synthetic intermediates, as well as acid-base neutralizers.
3. Petroleum Industry: Manufactures refining catalysts to facilitate the processing and purification of oil products.
4. Environmental Protection Field: Adsorbs harmful substances in waste gas and wastewater to purify pollutants.
5. Water Treatment: Applied in seawater desalination to assist water quality purification.
Technical Parameters:
MG(OH)2 CERTIFICATE OF ANALYSIS
Magnesium hydroxide | Items | Unit | Standard | Executed Standard | ||
Mg(oh)2 % | ≥ | 97.0 | HG/T 3607-2007 | |||
CaO % | ≤ | 0.7 | ||||
Hydrochloric acid | ≤ | 0.3 | ||||
Fe % | ≤ | 0.4 | ||||
AL % | ≤ | 0.1 | ||||
Mn % | ≤ | 0.1 | ||||
Loss on ignition % | ≥ | 30 | ||||
Whiteness | ≥ | 90 | ||||
Moisture % | ≤ | 0.5 | ||||
Particle D50(UM) | ≤ | 2.5 | ||||
Particle D97(UM) | ≤ | 10 | ||||
Appearance | White powder | |||||
Packaging Method:
Inner plastic lining with outer woven bag, 25 kg per small bag, 1000 kg per ton bag.