1). low thermal expansion
2). large specific heat capacity
3). high specific surface area
4). low pressure drop
5). small thermal resistance
6). good thermal conductivity
7). good heat-shock resisting ability

- Jun 23, 2022-
1). low thermal expansion
2). large specific heat capacity
3). high specific surface area
4). low pressure drop
5). small thermal resistance
6). good thermal conductivity
7). good heat-shock resisting ability
