Hetero hard water mineral descaler

blog heading iconHetero Pharmaceutical uses Vulcan to eliminate scaling from cooling tower evaporative condenser tubes

Hetero Pharmaceutical facilities have 35 cooling towers and before installing the Vulcan anti-scale device they experienced excessive scaling outside of the evaporative condenser tubes.

Model: Vulcan S250
Location: Telangana (India)
Installation Area:  Cooling tower evaporative condenser tubes

Hetero logoHetero is one of India’s leading generic pharmaceutical companies and is one of the world’s largest producer of anti-retroviral drugs for the treatment of HIV/AIDS. With more than  20 years of expertise in the pharmaceutical industry. Hetero’s strategic business areas include APIs, generics and bio-similars, and also offers custom pharmaceutical services to its partners around the world.



Hetero hard water mineral scaling problem
Without the Vulcan Anti-Scale System; Hetero Pharmaceutical cooling towers had mineral scale forming on the outside of the evaporative condenser tubes.

  • The campus has 35 cooling towers
  • Rust is cleaned every six months.
  • Uses descaling chemical Sulphomic acid.
  • Pumped with 2 kg pressure, 90 m³/h Main line pipe water is pumped with 3 kg pressure.
  • The inlet pipe size is 8 inch MS pipe
  • Water flow rate - 230,000 liters water flow rate per hour
  • Pipe - Mild Steel pipe
  • Pipes in condensers are stainless steel pipe


Hetero Pharmaceutical contacts confirmed the electronic descaler to work as expected and found the device to be effective at managing their scale buildup.