Ystral Ystral Mixing and Dispersing Mixing and Dispersing Dr.-Ing. Hans-Joachim Jacob ystral Machine Types and ystral Machine Types and Process Technologies Process Technologies Jet Mixer  Homogenous Mixing  Dissolving  Suspending  Cooling, Heating  Crystallisation Disperser  Dispersing  Emulsifying  Wet Grinding  Melting  Extracting Dispermix  Mixing  Dispersing  Emulsifying  Dissolving  Desagglomeration TDS-machines  Powder induction  Wetting  Mixing  Blending  Aeration  Introduction of Gas Inline-Disperser  Dispersing  Emulsifying  Shearing  Wet Grinding  Controlled reaction  Saponification  Homogenisation TDS-machines  Powder induction  Wetting  Blending  Dispersing  Dissolving  Emulsifying  Reaction  Aeration/Deaeration  Controlled Introduction of Gas ystral Machine Types and ystral Machine Types and Process Technologies Process Technologies Jetstream Mixer Jetstream Mixer Function  A fast rotating rotor creates a liquid stream in a stator  Liquid stream is directed towards the bottom of the vessel  No rotation of the liquid in the vessel - vertical mixing  Liquid stream is divided on the bottom of the vessel and directed upwards  On top of the surface the liquid stream is redirected towards the rotor-stator-system  The whole contents of the vessel is moved completely  micro mixing in the mixing head  macro mixing in the whole vessel Jetstream Mixer Jetstream Mixer Installation:  Top Entry  Side Entry  Bottom Entry Jetstream Mixer Jetstream Mixer  Slurry mixer (5x)  Power: 55 kW each  Stator diameter: 500 mm  Mixing volume: 3 000 000 liter  Lab mixer  Power: 0,5 kW  Stator diameter: 20 mm  Mixing volume: 0,5 liter Batch Disperser Batch Disperser X120 X150 X250 Erforderliche Leistung Statordurch messer Rotordurchmesser Maximale Viskosität Bearbeitungsmengen 3 - 7,5 kW 7,5 - 11 kW 11 - 2 5 kW 126 mm 155 - 170 mm 260 mm 78 - 8 8 mm 100 - 145 mm 500 l 1.500 l 2.500 l 3.500 mPa s 5.000 mPas 5.000 m Pas Umfangsgeschw. 16 m/sec 20 m/sec 25 m/sec 240 mm X180 25 m/sec 5.000 mPas 3.0 00 l 25 - 45 kW 200 - 220 mm 178 - 198 mm  the product is forced through a rotor-stator- system  the inner rotor accelerates the product to maximum speed and the stator reduces it to almost zero and then it is again accelerated by the next rotor ring  this results in a very effective particle size reduction by mechanical and hydraulic forces Side or Bottom Side or Bottom - - Installation: Installation: TFB TFB - - Dispers Dispers er er Inline Dispersing Inline Dispersing  The number of passages through the rotor-stator-system, the time for a passage through the dispersing zone and the pressure inside the chamber can be controlled  Two or more liquids can be brought together just in the inlet of the dispersing chamber  Reverse flow directions are possible  Up to Viscosities of about 10.000 mPas In-Line dispersers can pump themselves  For higher viscosities additional pumps are used Inline Disperser Z 150 / Z 180 Inline Disperser Z 150 / Z 180 single stage single stage - - three stages three stages