Rhj-b vacuum emulsifying mixer (manhole fixed type), this mixer the lid cant lifting, but have the manhole fixed on the lid for machine clean and maintenance, its suitable for big capacity produce, it can make product internal and external circulation for more uniform and emulsion, the price is lower than other kind. Rhj-b vacuum emulsifying mixer (manhole fixed type), this mixer the lid cant lifting, but have the manhole fixed on the lid for machine clean and maintenance, its suitable for big capacity produce, it can make product internal and external circulation for more uniform and emulsion, the price is lower than other kind.