Basic Magnesium Carbonate — Manufacturer & Supplier | Magnesium Home

Basic magnesium carbonate (hydrated magnesium carbonate, 4MgCO₃·Mg(OH)₂·4H₂O) combining lightness with fine particle structure — a versatile mineral filler for rubber, paints, plastics, and the raw material for high-purity magnesium salts.

Typical Specifications

Item	Specification
MgO Content	40% – 43%
Bulk Density	≤ 0.15 g/ml
Moisture	≤ 2.5%

Key Applications

Rubber & paints · Plastics filler · Magnesium salt precursor

Packaging & Delivery

Standard packing: 25 kg woven-PP bag with PE liner; 500/1000 kg jumbo bag on request. Lead time: 7–15 working days after confirmation. COA, MSDS and Certificate of Origin provided with every shipment.