20.00  PRODUCION LINES FOR HEATING ELEMENTS FOR BOILERS
   20.20   Bending - Preparation

 

 Manual bending

 Mod. 170/81    

 
     
 Transfer in line with roll reducing mill    
       Partial annealing by flow of current,    
       Removal of plastic plugs from the ends,    
       Cropping of terminal pins to length and 180° bending  

 Mod. 170/82.2

 
     
 Transfer in line with roll reducing mill    
       Partial annealing by flow of current,    
       Removal of plastic plugs from the ends,    
       Cropping of terminal pins to length, 180° bending,    
       Squeezing of bending radii, Pressing,    
       Welding of two fastons, Electrical tests           
       (Ohm - Insulation resistance- Dielectric strength),    
       Unloading with selection of rejects    Mod. 170/98