Grey Portland cement clinker conforming to Vietnam standards TCVN 7024: 2002, suitable for producing Ordinary Portland Cement conforming to ASTM C 150 Type 1
NoItemsUnitSpecification
1. Compressive strength(Mpa)
* After 3 daysN/nm2> 25
* After 28 daysN/nm2> 50
2. Particle size
* <1mm%< 10
* 5mm - 25mm%> 50
3. Moisture%< 1
4. CaO%58-67
5. SiO2%18-26
6. Al2O3%3-8
7. Fe2O3%2-5
8. MgO%< 5
9. Free Lime%< 1.5
10. Insoluble residue%< 0.75
11. Loss on ignition (LOI)%< 1
12. Color Grey, dark grey.
In bulk.