Sample

Casting temperature

Calcination temperature

Type

1

1420˚C

1050˚C

air cooling

2

1460˚C

1050˚C

air cooling

3

1490˚C

1050˚C

air cooling

4

1420˚C

1050˚C

wind cooling

5

1460˚C

1050˚C

wind cooling

6

1490˚C

1050˚C

wind cooling