... )Speed adjusting function 4)Compact structure & long service life liquid mixer machine Basic structure Motor, reducer, coupling, stander, shaft, impeller, bottom ... materialcarton steel (Q235/45)stainless steel(304,316L,316,321)super duplex steel(2205,2507) Main Technical Standards for reference ModelPower ... -2.23-101083000-45002500JBJ-30001.5-33-101083000-50003000 liquid mixer machine