Tungsten Alloy Helicopter Counterweight
1. What's Tungsten Alloy Helicopter Counterweight?
Tungsten alloy helicopter counterweight is balancing weight used in helicopter rotor systems and related rotating mechanisms. During high-speed rotation, helicopter rotors, blades, and hubs require controlled mass distribution and rotational balance. Tungsten alloy counterweights compensate for mass differences and improve rotational stability by adjusting counterweight mass and installation position. CTIA's tungsten alloy counterweight features high density, high strength, good wear resistance, dimensional stability, and strong machining adaptability, making it suitable for mass balancing and vibration control in rotor blades, hubs, transmission systems, and other helicopter components.
2. Features of CTIA's Tungsten Alloy Helicopter Counterweight
(1) High Density, Compact Installation: Density of 16.5–18.8 g/cm³ enables substantial mass concentration within limited installation space, suitable for counterweight structures in rotor assemblies, transmission mechanisms, and fuselage interiors.
(2) High Strength, Resistance to Rotational Loads: Tensile strength typically exceeds 700 MPa, with resistance to centrifugal forces, vibration, and cyclic loads during the operation of rotating components.
(3) Adjustable Mass Distribution, Reduced Rotational Imbalance: Adjustable counterweight mass, installation position, and structural dimensions allow local mass redistribution in rotors, blades, and transmission systems, reducing imbalance and improving vibration behavior during high-speed operation.
(4) Dimensional Stability, Precision Assembly: A coefficient of linear thermal expansion of approximately 4.4–5.5×10⁻⁶/K limits dimensional changes with temperature variations, maintaining precise fits between counterweights and rotor assemblies or transmission components.
(5) Good Wear Resistance, Mechanical Compatibility: Hardness of approximately 25–35 HRC, together with good wear resistance, suits counterweight structures subject to contact wear, repeated assembly, or vibration.
(6) Flexible Alloy Systems, Different Magnetic Environments: W-Ni-Fe offers good strength and machinability with weak ferromagnetic properties, while non-magnetic W-Ni-Cu suits equipment and precision components with stringent magnetic-response requirements.
3. Applications of CTIA's Tungsten Alloy Helicopter Counterweight
(1) Helicopter Rotor Systems: Used for counterweight calibration, mass distribution, and vibration control in rotors, blades, hubs, and other rotating components.
(2) Helicopter Transmission Systems: Used for inertia configuration, eccentricity correction, and operational stability in transmission shafts, gears, couplings, and other rotating transmission components.
(3) Helicopter Fuselage Structures: Used for mass configuration in equipment mounting brackets, fuselage connection structures, and structural nodes to improve overall center-of-gravity position and load distribution.
(4) Helicopter Flight Control Components: Used for inertia matching in control sticks, control linkages, control surfaces, and other movement mechanisms to adjust mass characteristics during component movement.
(5) Helicopter Vibration-Damping Components: Used as added mass in dampers, isolators, and vibration-control structures to modify structural vibration response characteristics.
(6) Helicopter Onboard Equipment: Used as installation counterweights for sensors, measuring instruments, electronic equipment, and mission equipment to control local center-of-gravity position after installation.
(7) Helicopter Testing and Maintenance Components: Used for mass calibration and condition verification of test rotors, test blades, balancing correction components, and replacement parts.
4. Specifications of CTIA's Tungsten Alloy Helicopter Counterweight
(1) Material: W-Ni-Fe, W-Ni-Cu
(2) Tungsten Content: 90%–97%
(3) Density: 16.5–18.8 g/cm³
(4) Shapes: Tungsten alloy blocks, plates, rods, rings, and customized structures
(5) Dimensions: Customizable
(6) Surface Condition: Grinding or polishing, customizable
With nearly 30 years of experience in tungsten alloy manufacturing, CTIA GROUP (CTIA) combines powder metallurgy and precision machining capabilities to supply tungsten alloy counterweights in grades such as 90WNiFe, 95WNiFe, 97WNiFe, and 95WNiCu. For rotor systems, transmission systems, fuselage structures, and flight control components, CTIA provides high-density counterweights with customized structures, precise dimensions, and controlled weight and dimensional tolerances.
For any inquiry, please contact tungsten alloy manufacturer: CTIA GROUP
Email: sales@chinatungsten.com
Tel: 0086 592 5129696 / 0086 592 5129595
Website: tungsten-alloy.com
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