Folded Blade Type Agitator Folded blade type agitator is a kind of multistage countercurrent agitator. Large axial circulation of liquids can be formed during its operation; its mixing time is 30% less than that of traditional XJ-type agitators. This kind of agitator is especially applicable to blending, solid-liquid suspension, liquid-liquid dispersion, dissolution, and heat transfer in the transition range.