Wielander & Schill Developer Fluid

WS Wieländer+Schill

Product Description: 

Developer Liquid 9D1B – 400ml, For Aluminum Crack Detection / Car Body Repair.


  • Used to detect damage to the internal microstructure of the metal
  • Large areas often need to be checked for cracks to see which body parts have been affected by an accident.
  • The equipment can be used either directly on welding surfaces or any surface for crack detection
  • The control fluid (9VF2) makes these damages visible