1. Product Advantages
Light active magnesium oxide is an important auxiliary in the rubber and SMC industries. Wanfeng Technology adopts advanced production processes and a complete quality management system; its light active magnesium oxide features controllable activity, stable quality, few impurities, and high MgO content. As quality requirements rise, Wanfeng keeps improving its control over the indicators of active light magnesium oxide, enhancing R&D and production capabilities.
2. Technical Parameters
Item | Unit | Standard Value |
MgO content | ≥% | 93.0 |
CaO content | ≤% | 1.0 |
Acid insoluble matter | ≤% | 0.30 |
Chloride (as Cl) | ≤% | 0.50 |
Sulfate (as SO4) | ≤% | 0.50 |
Iron (Fe) content | ≤% | 0.05 |
Residue on 150μm sieve | ≤% | 0 |
Bulk density | ≤g/ml | 0.25 |
Loss on ignition | ≤% | 5.5 |
3. Main Applications
Used as an acid acceptor in chlorinated polyethylene compounding rubber; as an accelerator and activator in silicone rubber, neoprene, and fluoroelastomer; as a vulcanization stabilizer for butyl rubber; and as a thickener for SMC/BMC. Widely used in adhesives, oil-resistant hoses, conveyor belts, medical rubber stoppers, wire and cable sheathing, and fiberglass-reinforced plastics.
4. Packaging, Storage & Transportation
1. Protect from moisture during storage and transportation.
2. Double-layer packaging with inner plastic bag and outer plastic woven film-coated bag, 25 kg small 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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