Modern Machine & Tool Co. Inc.

Strain Gage Wind Tunnel Balances – Precision Solutions for the Aerospace Industry

At Modern Machine & Tool Co., Inc. (MM&T), we specialize in designing and manufacturing Multicomponent Strain Gage Wind Tunnel Balances for the aerospace industry. Our one-piece compound balances provide superior accuracy, reliability, and cost-effectiveness compared to traditional multi-piece balances. With decades of expertise in precision measurement, we ensure each balance meets the rigorous demands of aerodynamic testing.

Features of Our Six-Component Wind Tunnel Balances

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•  Simultaneous and independent measurement of:

•  Normal Force
•  Axial Force
•  Pitch Moment
•  Roll Moment
•  Yaw Moment
•  Side Force

•   Strain Gage Bridge Resistances available from 120 Ohms to 5000 Ohms
•   Maximum excitation voltage capabilities up to 20 Volts
•   Output voltage ranges from 5mV to 20mV Full Scale
•   Temperature compensation for span and zero errors from -20°F to +180°F
•   Overload safety factors greater than 2:1
•   Combined linearity, hysteresis, and repeatability accuracies from 0.1% to 0.5% Full Scale

•   Hundreds of stock designs available
•   Custom model and sting attachment designs
•   Unique balance designs tailored to meet special load or installation requirements

Custom Balances and Specialized Sensors

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In addition to our standard multicomponent wind tunnel balances, MM&T offers a range of custom force and moment measuring solutions for aerospace testing:

•  External Multicomponent Balances
•  Custom Load Cells
•  Rotating Multicomponent Balances
•  Control Surface Hinge Moment Sensors
•  Powered Model Motor Torque and Thrust Balances
•  Waterproof Internal Six-Component Balances
•  Strain Gaged Composite Wings, Control Surfaces, and Rotor Blades
•  Semiconductor Strain Gaging for low-level dynamic signal measurement
•  Specialized balances for use in cryogenic environments
•  Helicopter rotor balances for six-component measurements of rotating model rotor systems
•  Integral force and moment balances for aerodynamic model control surfaces

Typical Six-Component Balance Specifications:

Our Six-Component Wind Tunnel Balances are available in various sizes and specifications to meet diverse testing requirements. Below are typical specifications for balance diameters and load capacities:

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Contact Information

Phone (757) 873-1212

11844 Jefferson Ave, Newport News, VA 23606

Contact Details

Phone: (757) 873-1212
Fax: 757-873-8239
Email: sales@mmtool.com

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