Sulzer Ahlstrom Ahlmix Chemical Mixers

A890DuplexStainlessSteel 

ThisMixerwasfiratintroducedin1996astheAhlmixFS,GasMixingConcept.

TheAhlmixChemicalMixerisusedsidebysidewiththeMCPump

AhlmixChemicalmixerisamediumconsistencychemicalmixerdesignedformixingbothgaseousandliquidbleachingchemicalsintopaperstock.Therotorofthemixerfluidizesthestocktogetherwiththecasingturbulencegenerators,thusdisruptingthefibernetworkandresultinginoptimummixing,withnogasseparation.throughthelowersectionofthestoragetowerandpumpedfurthertothedesiredlocationatlowconsistency.Whitewaterfromthepapermachinecanbesegregatedandtwopapermachinescanbe fromonecommonstoragetower.

Theuniquethree-dimensionalturbulencezonepreventstheseparationofgas.Anhomogeneityof5to10%isnormallyconsideredacceptable;newSXchemicalmixerreachesaninhomogeneityvalueofas lowas3to6%.

Thefluidizedstaofthestockcanbeeffectivelyutilizedtomixvariouschemicalswiththestock.ThisisdoneseparatelywiththeAhlmixchemicalMixer.ThedegassingcapacityoftheMCpumpimprovestheefeectivenessofmixingofmostchemicals.Theefficientmixingwithinthepumpnormallyshortensthenecessaryreactiontimeconsiderably.

ChlorideDioxide:ForthethemixingofC102aseparateAhlmixchemicalmixerisrecommmended.

Oxygen:Whenmixingoxygen,thebestresultscanbeobtainedbyanAhlmixChemicalMixer.Oxygenisintroducedintothestockthroughtheoxygenfeeder.

 

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