We are offering olivine sand ( dunite ) with following specifications:

- It is for sand blasting, refractory, foundry, casting, abrasive grit, flux application.
* Specification :
- Loss on ignition loi: 2.09%
- Silica sio2: 39.94%
- Calcium oxide cao: 1.40%
- Magnesium oxide mgo: 44.54%
- Iron oxide fe2o3: 9.48%
- Alumina al2o3: 2.54%

- Melting point (oc) - 1600
- Bulk density, loose (g/cm3): 1.45-1.75
- Thermal expansion (in./in.): 0.0083
- Loss on ignition: <1.5%
- Thermal conductivity @1000c (cal/s-cm -c) 0.0025
- Mohs hardness @20c 7.0 (scale 7-8000)
- Ph slightly basic
- Free silica content (%) < 0.1
- Specific gravity : 3.2-3.4 g/cc
- Fusion temperature of olivine sand 1500-1700c