Potclays Materials
Magnesium Carbonate (Magnesite)
3441
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About
3441 Magnesium Carbonate (Magnesite)
- Also known as magnesite. A natural source of 'magnesia' (MgO)in glazes.
- Secondary high temperature flux producing a `buttery' or satin matt surface (up to 10%).
- Improves craze resistance.
- Excessive amounts may cause crawling and pinholing.
- Granular form.
Typical data
MgCO3:->93.6%
MgO:-40.0 – 43.5%
Ca:-<0.4%
Fe:-<200ppm
SO4:-<0.3%
Cl:-<700ppm
As:->2ppm
Heavy metals:-<20ppm
Bulk density:-100g/l
Soluble substances:->1.0%
Insoluble in acid:- <0.05
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Delivery & Returns Information
[Ships Worldwide Delivery Note]
Returns Accepted