We build precision wire sub-assemblies using coiling, forming, and laser welding for high-performance, tightly integrated applications.
Precision Wire Sub-Assemblies in Nitinol and Specialty Alloys
Motion Dynamics builds precision wire sub-assemblies centered on our core strengths in coiling and wire forming, with laser welding as the primary method of joining. Pull wires represent a significant portion of this work and serve as a clear example of the complexity, precision, and reliability our assemblies are built to support.
These high-performance components are engineered for applications requiring tight tolerances, mechanical strength, and seamless integration with downstream systems. We combine multiple operations—including forming, machining, welding, swaging, and final assembly—within dedicated manufacturing cells designed for process efficiency and repeatability. Laser welding is supported by custom tooling and robust in-process controls to ensure consistency at scale.
Our teams work closely with customers through early design, prototyping, and production ramp-up to ensure every sub-assembly meets performance and manufacturability targets. The result is a fully integrated component that reduces handling, improves alignment, and delivers dependable mechanical performance.
Specifications
- Core Processes: Coiling, wire forming, laser welding, swaging, machining, final assembly
- Typical Materials: 304/316 stainless steel, Nitinol, MP35N, platinum, and other precious metal alloys
- Wire Diameters: 0.003" – 0.070"
- Tolerances: Down to ±0.0005" (depending on geometry and process)
- Assembly Methods: Laser welding (primary), mechanical joining, swaging, custom fixtures
- Manufacturing Approach: Dedicated manufacturing cells for integrated, multi-step production
- Volume Range: Prototype to high-volume production
- Inspection: In-process visual, mechanical, and dimensional inspection per customer requirements
- Design Support: DFM feedback, prototype iteration, and rapid transition to production
Frequently Asked Questions
Related Applications
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Related Industries
We serve a range of advanced industries where precision, performance, and reliability are non-negotiable—from medical and aerospace to automotive, electronics, and beyond.
Medical Devices
We specialize in precision components for the medical device industry, with deep expertise in neurovascular, cardiac, orthopedic, and endoscopic applications.
Aerospace
We supply precision wire components and assemblies for aerospace applications that demand extreme reliability, tight tolerances, and full documentation control.
Automotive
We manufacture precision wire components for automotive applications requiring reliability, repeatability, and high-volume scalability.
Electronics
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Connectors
We manufacture micro compression springs for interconnects, test sockets, and contact probes, supporting high-performance electronic and connector applications where precision and reliability are critical.
PARTNER WITH US
Let’s build what others can’t.
Whether you’re developing a breakthrough device or scaling a complex assembly, Motion Dynamics has the expertise to help you get it done right. Explore how our engineering team can support your next precision build.





