 This had been started by QR Limited before going into administration and the basis of the new Qr6 was born however since then this new design has undergone significant design modifications resulting in the new Qr6 being launched today.The blades have a 60% greater swept area, are stiffer and the trailing edge is more precise, reducing drag.The rotating mass of the turbine is now almost completely manufactured from composite materials significantly improving the power to weight ratio.