For an Estonian investor, we have designed, performed die-casting and CNC machining of the smallest blades of Kaplan turbine in the history of our company. The rotor diameter is only 352 mm. 4-blade rotor will use the head of 3,5 metres. The weight of a ready blade made of stainless cast steel after CNC machining and polishing is only 1.6 kg.
You are welcome to view the pictures