QUESTIONNAIRE FOR CENTRIFUGE SELECTION


 
  Customer Details:

         
 
Name:
 
  Ph. No.   Fax No.  
 
 
Address:
     
 
Contact Person:
 
  Resi. No.  
 
 
Production Discription:
Description of Solids:
Description of Liquid:



         
  1.General Information:          
 
Equipment is required for
  New plant Replacement    
 
Is seperation equipment desided
  Yes No    
 
If yes, type of equipment
     
 
Is test material available
  Yes No    
 
Required m.o.c. for wetted parts
  Yes No    
 
Required m.o.c. for non wetted parts
  Yes No    
 
Required m.o.c. for seals
  Yes No    
 
Special remarks for m.o.c.
     
 
         
 
2.Process Requirement:
         
 
Plant operation
   
 
Required Production
 
       
Continuous: suspention
 
solids
 
Batch type: suspention
 
solids
 
no.of batches / day
     
 
 
Is suspention to be prethickenedif yes, then up to
     % by weight no  
 
 
Is suspention to be prethickened
 
 
Temp. of slurry to be feed
  Deg. cent      
 
Feeding in centrifuge
  through pump         by gravity  (Ht. difference @ mtr. )  
 
Solid concentration of slurry
  %      
 
Density of slurry
  Kg/m3      
 
Consistency of slurry
  Liquid Pasty    Non pumpable    
 
Important for production
  Solid Liquid    
 
Acceptable solids in filtrate
  %max.      
 
Acceptable moisture content
  %min.      
 
Washing of the cack
  Required Not required    
 
Next process of solids
  Drying Packing Waste  
 
Are solids soluble in wash liquid
  Yes No    
 
Which impurities mush be washed out
         
 
wash liquid quantity
 
   Contineous
Ltrs./min Batchtype Ltrs/min.
 
 
Must the equipment be heated
  Yes No    
 
Must the equipment be gastight
  Yes No    
 
Area of equipment to be use
  Flameproof Non flameproof    
             
  3.Characteristic of Solids:          
 
Bulk Density (dry)
  Kg/m3      
 
Density of wet cack
  Kg/m3      
 
Condition of particles
 
crystalline
amorphous
cellular  
 
 
Particle size and distribution
 
Above
    mm/microns     %  
Upto
    mm/microns     %  
Upto
    mm/microns     %  
Upto
    mm/microns     %  
Upto
    mm/microns     %  
Less then
    mm/microns     %  
Average particle size
    mm/microns          
 
       
       
       
       
       
       
 
Is wet heap compressible
  Yes No    
 
Insoluble in
           
 
Properties of solids
 
toxic inflammable explosive abrasive corrosive
 
             
  4.Characteristic of Liquid:          
 
Composition and discription
 
% % %  
 
 
Density
  Kg/m3      
 
Viscosity
  Cp At deg.cent    
 
pH
       
 
properties
 
toxic inflammable explosive abrasive corrosive
 
             
  5.Site condition:          
 
Site
  mtr.above sea level    
 
Ambient temp. at site
  maximum minimum    
 
Flameproof execution required
  Yes No    
 
Electric supply at site
  volt Hz    
 
Steam facility
 
  bar over pressure     deg.cent  
  bar over pressure     deg.cent  
  bar over pressure     deg.cent  
  bar over pressure          
  bar over pressure          
  bar over pressure          
 
 
Normal water
   
 
Cooling water
   
 
Air
   
 
Nitrogen Gas
   
             
  6.Experience gathered by the customer:      
 
Is product processed by centrifuge
  Yes No    
 
  If yes, type of centrifuge Make & model    
     
suspention capacity
   
  % by weight  
   
  % by weight  
   
 
     
Feed concentration
 
     
Out put
 
     
Residual moisture
 
     
Solids in filtrate
 
     
washing effIciency
     
     
Filter medium
     
  Equipment before & after of centrifuge      
 
REMARKS IF ANY:
     
         
             
         
             
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