Otrag CPRU
Stage · Germany
Original archive entry. The text, images and links below are kept as they were written.

Credit: courtesy Lutz Kayser
N2O4/Kerosene propellant rocket stage. Clustered to form Otrag launch vehicles. Pressure-fed, using cheapest possible propellants.
Injection pressure: 40 - 15 bar; Thrust control: 100% - 40 %; Pressurization: Compressed air 66% tank filling in blow-down mode; Injector: Radial like on like; Chamber cooling: Ablative phenolic; Material of injector, valves, bulkheads: AlMg5; Material of cylindrical tank sections: cold rolled low carbon stainless steel.
Cost $ : 0.025 million. Propellant Formulation: (50% N2O4- 50% HNO3/Diesel fuel or Kerosene.
Related
- Family
- Storable liquid
- Country
- Germany
- Launch Vehicles
- Otrag
- Propellants
- N2O4/Kerosene
- Stages
- Otrag CPRU
- Bibliography
- 2000