Dead Burned Magnesia (MgO)
Raw material for basic (magnesia) refractory brick. Small quantities, prototypes and custom made-to-order specifications are welcome.
Grade-DependentParticle Size
High-Purity MgOPurity Grade
Custom Made-to-OrderGrade & Quantity
WorldwideExport Shipping
Dead Burned Magnesia — Grades & Specifications
Raw material for basic (magnesia) refractory brick. The options below are typical; specify your target values in the request form and we will confirm availability, lead time and pricing.
| Material | Dead Burned Magnesia |
|---|---|
| Chemical formula | MgO |
| CAS number | 1309-48-4 |
| Particle size | Granule/powder, grade-dependent — confirm exact cut at quotation |
| Purity | High-purity MgO (dead-burned/sintered above 1500°C) |
| Morphology | Crystalline granule/powder formed by high-temperature sintering (dead-burning) and crushing |
| Appearance | White to off-white crystalline powder or granules |
| Typical applications | Basic Refractory Brick, Monolithic Refractories, Steelmaking Linings, Glass Furnace Refractories |
Applications by Industry
Basic Refractory BrickRaw material for basic (magnesia) refractory brick.
Monolithic RefractoriesCastable, rammable and gunning refractory mixes.
Steelmaking LiningsRefractory linings for steelmaking and ferroalloy furnaces.
Glass Furnace RefractoriesRefractory raw material for glass-melting furnaces.
Particle Size & Mesh Conversion
Reference for converting between US mesh and microns/millimetres. Figures are nominal sieve openings and may vary slightly by standard.
| Mesh (US) | Micron (µm) | mm | Inch | Remarks |
|---|---|---|---|---|
| 3 | 6730 | 6.730 | 0.2650 | |
| 4 | 4760 | 4.760 | 0.1870 | |
| 5 | 4000 | 4.000 | 0.1570 | |
| 6 | 3360 | 3.360 | 0.1320 | |
| 7 | 2830 | 2.830 | 0.1110 | |
| 8 | 2380 | 2.380 | 0.0937 | |
| 10 | 2000 | 2.000 | 0.0787 | |
| 12 | 1680 | 1.680 | 0.0661 | |
| 14 | 1410 | 1.410 | 0.0555 | |
| 16 | 1190 | 1.190 | 0.0469 | |
| 18 | 1000 | 1.000 | 0.0394 | |
| 20 | 841 | 0.841 | 0.0331 | |
| 25 | 707 | 0.707 | 0.0278 | |
| 30 | 595 | 0.595 | 0.0234 | |
| 35 | 500 | 0.500 | 0.0197 | |
| 40 | 420 | 0.420 | 0.0165 | |
| 45 | 354 | 0.354 | 0.0138 | |
| 50 | 297 | 0.297 | 0.0117 | |
| 60 | 250 | 0.250 | 0.0098 | |
| 70 | 210 | 0.210 | 0.0083 | |
| 80 | 177 | 0.177 | 0.0070 | |
| 100 | 149 | 0.149 | 0.0059 | |
| 120 | 125 | 0.125 | 0.0049 | |
| 140 | 105 | 0.105 | 0.0041 | |
| — | 100 | 0.100 | 0.0039 | Sand |
| 170 | 88 | 0.088 | 0.0035 | |
| 200 | 74 | 0.074 | 0.0029 | |
| — | 70 | 0.070 | 0.0027 | |
| 230 | 63 | 0.063 | 0.0024 | Human hair |
| — | 55 | 0.055 | 0.00217 | |
| 270 | 53 | 0.053 | 0.0021 | |
| — | 50 | 0.050 | 0.00197 | |
| 325 | 44 | 0.044 | 0.0017 | |
| — | 40 | 0.040 | 0.00157 | |
| 400 | 37 | 0.037 | 0.0015 | |
| 550 | 25 | 0.025 | 0.00099 | |
| 625 | 20 | 0.020 | 0.00079 | |
| 1200 | 12 | 0.012 | 0.0005 | |
| 1250 | 10 | 0.010 | 0.000394 | |
| — | 7 | 0.007 | 0.000276 | |
| 2500 | 5 | 0.005 | 0.000197 | |
| 4800 | 3 | 0.003 | 0.000118 | |
| 5000 | 2.5 | 0.0025 | 0.000099 | Bacteria (approx.) |
| 12000 | 1 | 0.001 | 0.0000394 |
Information Required for Quotation
- Grade / purity (e.g. ≥99.95%)
- Particle size / target (µm, or mesh)
- Quantity
- Application environment
- Required delivery country
Lead time depends on grade, particle size, quantity and processing requirements. Export availability can be reviewed based on destination country and material type. A Certificate of Analysis can be provided on request.
Request a Quote or Custom Order
Tell us your grade, particle size and quantity. We typically reply within one business day.
Frequently Asked Questions
What purity / grade options are available for Dead Burned Magnesia?
Dead Burned Magnesia is offered in the grades listed on this page (High-purity MgO (dead-burned/sintered above 1500°C)). Other grades can be reviewed on request depending on your application and quantity.
What particle sizes can you supply for Dead Burned Magnesia?
The typical size range supplied is Granule/powder, grade-dependent — confirm exact cut at quotation. Please specify your target value in the request form and we will confirm availability.
Can Dead Burned Magnesia be made to custom specifications?
Yes. Dead Burned Magnesia can be produced to order — grade, particle size and packaging can be customized to your specification. Select "Custom Order" in the request form and provide your target values.
What is the minimum order quantity (MOQ)?
Order quantity is flexible and small quantities and prototype requests are welcome. Please state your required quantity in the form for an accurate quotation.
Can you export and ship Dead Burned Magnesia internationally?
Yes, export inquiries are welcome. Availability and shipping are reviewed based on destination country, grade and quantity.
Do you provide a Certificate of Analysis (COA) or technical data?
A Certificate of Analysis and technical data can be provided on request for supplied lots.
Related Products
Request a Quote for Dead Burned Magnesia
Send us your grade, particle size, quantity and application. We will review availability, quotation and lead time. Small quantities, prototypes and custom made-to-order specifications are welcome.