Challenge

Missile Fin Actuation Systems: Precision in Motion Control
Achieving precise guidance and stability is essential in missile fin actuation systems, which control the missile's flight path. High-performance miniature motors drive actuators that accurately adjust the fins and canards, enhancing maneuverability to evade countermeasures or intercept moving targets.
Proven Solutions for Fin Actuation Systems
Missile fin actuation systems face unique challenges, requiring motors that are optimized for size, weight, and power (SWaP) while being rugged enough to endure extreme environmental conditions, including wide temperature ranges, heavy vibrations, and shocks. Portescap offers a diverse range of motor technologies, including BLDC slotted, BLDC slotless, BLDC flat, and brush DC motors, all designed to meet stringent MIL-STD-810 environmental constraints while delivering peak performance. Gearheads and encoders can be integrated to enhance output torque capability and ensure precise feedback.
Collaboration is Key for Mission Success
Our engineers know that a one-size-fits-all approach is ineffective; that's why we approach each project with a collaborative, engineer-to-engineer strategy that allows us to tailor our motion solutions to your specific application requirements. From prototype to production, whether COTS or customized, our engineers will work with you to ensure that performance and cost requirements are balanced and maximum performance is achieved.
Benefits
- Exceptional dynamic performance (torque over speed range)
- Power dense designs (compact and lightweight)
- Operating temperature -55°C to 155°C
- Designed to operate in critical environments (shock, vibration, humidity)
- MIL-STD-810 compliant design
- Low EMI/EMC
- Long shelf life
RECOMMENDED BRUSH DC
Model | Motor Diameter (mm) | Motor Diameter (in) | No-Load Speed (rpm) | No-Load Current, Typical (mA) | Output Power (W) | Stall Torque at Nominal Voltage (mNm) | Stall Torque at Nominal Voltage (oz-in) | Continuous Torque, Max (mNm) | Continuous Torque, Max (oz-in) | Torque Constant (mNm/A) | Torque Constant (oz-in/A) | Shop |
---|---|---|---|---|---|---|---|---|---|---|---|---|
35GLT2R82 | 35 | 1.378 | 7490 | 120 | 150 | 1487 | 210.58 | 160 | 22.66 | 157 | 22.23 |
RECOMMENDED BRUSHLESS SLOTLESS
Model | Motor Diameter (mm) | Motor Diameter (in) | No-Load Speed (rpm) | No-Load Current, Typical (mA) | Continuous Mechanical Power, Max (@25°C) (W) | Continuous Torque, Max (mNm) | Continuous Torque, Max (oz-in) | Torque Constant (mNm/A) | Torque Constant (oz-in/A) | Motor Speed, Max (rpm) | Shop |
---|---|---|---|---|---|---|---|---|---|---|---|
08ECP20 Ultra EC | 8 | 0.315 | 24500 | 110 | 4.4 | 1.07 | 0.1516 | 4.7 | 0.666 | 60000 | |
22ECT35 Ultra EC | 22 | 0.866 | 12400 | 100 | 34 | 20 | 2.83 | 27.31 | 3.87 | 20000 | |
22ECT48 Ultra EC | 22 | 0.866 | 11950 | 155 | 54 | 41.6 | 5.89 | 28.08 | 3.98 | 20000 | |
22ECT60 Ultra EC | 22 | 0.866 | 20370 | 370 | 86 | 66.9 | 9.47 | 25.97 | 3.68 | 20000 | |
30ECT64 Ultra EC | 30 | 1.181 | 28550 | 575 | 187 | 137 | 19.4 | 20.48 | 2.9 | 30000 | |
30ECT90 Ultra EC | 30 | 1.181 | 22100 | 1050 | 244 | 225 | 31.86 | 21.11 | 2.99 | 25000 |
RECOMMENDED GEARHEADS
Model | Motor Diameter (in) | Motor Diameter (mm) | Efficiency (%) | Static Torque, Max (Nm) | Static Torque, Max (oz-in) | Recommended Input Speed, Max (rpm) | Shop |
---|---|---|---|---|---|---|---|
R22T (Ball Bearing) | 0.866 | 22 | 90 | 8000 | |||
R22HT (Ball Bearing) | 0.865 | 22 | 82 | 4.2 | 595 | 12000 | |
R32 (Ball Bearing) | 1.258 | 32 | 80 | 20 | 2832 | 6000 |
RECOMMENDED ENCODERS
Model | Encoder Type | Number of Lines Available (LPR) | Shop |
---|---|---|---|
M-Sense22 | Integrated Magnetic | 1024, 512, 256, 128, 64, 32, 16, 8, 4, 2, 1 |