Involute Spline Shafts

Involute spline shafts from Feida Machinery are characterized by teeth with an involute curve profile, similar to those found on gear teeth, offering several advantages, including high strength, reduced stress concentration, and the ability to compensate for minor misalignments.They are commonly used in automotive and aerospace applications.

The whole machining process

Raw materials→Forging→Turning→Spline processing→Milling→Heat treatment→Grinding→Inspection→Packaging&shipping

Main manufacturing equipment

With more than 30 years of development,Feida Machinery has a complete set of advanced manufacturing equipment to produce involute spline shafts ,including CNC lathe,CNC gear hobber, CNC gear shaper,CNC gear shaving machines, CNC spline broaching machine,CNC gear grinder,CNC machining center,etc.

Heat Treatment

Our heat treatment processes include quenching & tempering, carburizing & quenching, high-frequency hardening, carbonitriding, nitriding, etc.Through heat treatment ,The mechanical properties of our involute spline shafts can be optimized very well.

FAQ

How do you guarantee the quality of precision parts?

Feida has passed ISO:2015 quality management system certification.
We implement a multi-stage Quality Control (QC) system:
Initial Article Inspection (FAI): Full dimensional verification before mass production starts.
In-Process Quality Control (IPQC): Sampling checks every 2–3 hours during the machining process.
100% Final Inspection: Every part undergoes a final check for dimensions and surface finish before packaging.

How are your after-sales services?

We have established a comprehensive after-sales service system,which provide timely technical support and solutions to ensure that customers have no worries during use.