Description: 2. A700:
1>Chemical composition:
Al2O3: 53. 0% min. Cao: 33. 8% min.
2> physical property: Fineness (0. 08mm residue) : 7% max.
3>setting time (h: Min) : Initial: 0: 40min. Final: 6: 00max.
4>Flexural strength (Mpa) : 1day: 7. 0min.
5>compressive strength (Mpa) : 1day: 69. 0min.