The heating rate of specimens too quickly could easily lead to heat transfer unevenly, and even produce cracks and warping; but if heating rate slowly will let remaining carbon down and increase energy dissipation. 试验表明:陶瓷化烧结时升温速度过快易造成试样传热不均匀,甚至产生裂纹和翘曲;但升温速度过慢也会使坯块的炭得率过低,并且升温速度缓慢能量耗散增大。