The shaft kiln can form eddying turbulence in a kilnchamber through utilizing pressurized air flow, and makes the material have even heating.
利用加压气流使窑室内形成涡旋紊流，使物料受热均匀。
2
Through homogeneous mixing between gas and air in cyclical combustion chamber of gas external combustion type lime kiln, it can be enough combustion, has homogeneous flame temperature.
煤气、空气在外燃式石灰炉的环形燃烧室内混合均匀，燃烧充分，火焰温度均匀，便于控制。
3
The oxidised compound may be titanium dioxide. The reaction chamber may be a rotating kiln.