Heat Exchangers

Operation.

The following are the key machining operation we can provide in order to restore the efficiency of a heat exchanger.

1. Key Slot Milling
   

   Restoration of the key slot by using portable milling machines.

2. Flange Facing
   

   Restore of seal seat (phonographic or concentric grooves, RTJ, …) by using portable flange facers.

3. Tubes
   

   Expansion | Beveling | Cleaning

4. Stuck Bolts Removal
   

   Removal by either drilling or spark erosion without any damage of threaded holes.

5. Controlled bolting
   

   By torque wrenches, hydraulic tensioners or induction bolting (in case of hollow bolts), according to configuration.