Rotordyne Industries is the international leader in the field of experimental rotorcraft. Rotordyne has manufactured the finest all-aluminum gyrocopter rotor blade systems for over 35 years. The new owner of Rotordyne, Jim Siemer, is continuing the tradition of excellent workmanship while focusing on safety and premium customer service.

Aluminum's lightweight properties combined with its high tensile strength make it the ideal manufacturing material for aircraft. Various "leading edge" manufacturing technology is integrated in the rotor systems creating state-of-the-art products for the sport aviation enthusiast. The all-aluminum rotor blades for homebuilt rotorcraft consist of engineered components constructed of premium, aircraft-grade materials and hardware, and high quality workmanship.

The all-aluminum rotor blade systems were originally developed in the early sixties, based on Hughes Helicopter bonding technology. Our development efforts have created a superior rotor blade that is unequaled in the industry when the factors of safety, performance, and aesthetics are considered. Each blade is assembled for the customers individual aircraft, where weight & balance factors are closely controlled during the entire process.

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