DRDO develops single crystal blades for helicopter engine application

The Defence Research and Development Organisation (DRDO) made single crystal blades technology using nickle based superalloy for helicopters.

The Defence Research and Development Organisation (DRDO) has developed single crystal blades technology for helicopters and has supplied 60 of these blades to Hindustan Aeronautics Limited (HAL) as part of their indigenous helicopter development programme for engine application. This is part of a programme taken up by Defence Metallurgical Research Laboratory (DMRL) to develop five sets of single crystal high-pressure turbine (HPT) blades using a nickel-based superalloy. Read | Tamil Nadu govt allows Sterlite plant to operate for 4 months for oxygen production