1. Properties
White loose powder, odorless. Soluble in dilute acid, almost insoluble in water, aqueous solution is slightly alkaline, insoluble in ethanol. Stable in air; decomposes to magnesium oxide when heated to 700℃.
2. Applications
Mainly used as a filler and reinforcing agent for transparent or light-colored rubber products, enhancing wear resistance, flex resistance, and tensile strength; also used to manufacture magnesium salts, magnesium oxide, fire-proof insulation coatings, inks, ceramics, glass, toothpaste, talcum powder, shaving cream, etc.; also as pharmaceutical intermediates, desiccants, and food additives.
3. Technical Reference
Item | Unit | WHC-02 | WHC-03 |
MgO content | % | >40 | >41.0 |
CaO content | % | ≤2.0 | ≤0.3 |
Acid insoluble matter | % | ≤1.0 | <0.1 |
Moisture | % | ≤1.0 | ≤1.0 |
Iron (Fe³+) | % | ≤0.05 | ≤0.05 |
Particle size (D50) | μm | 5±1 | 20±5 |
Bulk density | g/ml | ≤0.35 | ≤0.15 |
Whiteness | >% | 90 | 95 |
4. Packaging, Storage & Transportation
1. Protect from moisture during transportation.
2. Double-layer packaging with inner plastic bag and outer plastic woven film-coated bag. 10, 15, 20 kg/bag.
Weifang Wanfeng: a high-tech supplier of magnesium/aluminum flame-retardant materials and additives, integrating R&D, production, and service.
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