An apparatus for agitation mixing comprises a casing 12 including a flow
channel through which fluid passes, an agitation body consisting of a
shaft 14 installed in the casing 12 and connected to a motor 18 and an
agitation blade 16 mounted on the perimeter of the shaft 14, a powder
inlet 52 attached to the casing 12 to feed a powder 34 into the casing
12, a liquid inlet 50 attached to the casing 12 in the vicinity of the
powder inlet 52 to feed a liquid 24 into the casing 12, a powder inlet
duct 30 connected to the powder inlet 52, and an introducer 36 placed in
the powder inlet duct 30 and connected to a motor 32.