STANDARD ROTARY AUTOMATIC (SRA)
Automation Where It Counts. Manual Control Where You Want It.
The Standard Rotary Automatic (SRA) bridges the gap between precision automation and hands-on control. With automatic downfeed for consistent material removal and manual spindle positioning, it offers the perfect balance for operators who want speed without sacrificing flexibility. Designed with a large 15.75″ rotary magnetic chuck and a 7.5 HP spindle, this machine is ready for serious grinding with minimal setup time.
✅ Key Benefits
- Automatic downfeed with 0.0005″ resolution via cylinder
- Spindle is manually locked in position over the part
- 15.75″ diameter rotary magnetic chuck for larger workpieces
- Allen-Bradley processor ensures stable machine control
- Pneumatic system simplifies automatic operation
- Wired for 230V or 460V shop compatibility
- 7.5 HP spindle for robust grinding capability
| Feature | Specification |
|---|---|
| Chuck Size | 15.75″ Diameter Rotary Magnetic |
| Downfeed Type | Automatic, 0.0005″ (Cylinder) |
| Spindle Positioning | Manually Locked Over Part |
| Coolant System | 32-Gallon Tank |
| Spindle Motor | 7.5 HP (Standard) |
| Control | Allen-Bradley Processor |
| Electrical | Wired for 230V or 460V |
| Pneumatics / Hydraulics | Pneumatic System |
| Machine Type | Automatic Rotary Surface Grinder |
Ideal For
- High-throughput grinding with basic automation
- Large-part finishing with manual spindle setup
- Operators who prefer control over tool positioning
- Facilities with standard pneumatic hookups
Why Choose Swisher Finishing Systems?
Because when precision matters, so does partnership.
At Swisher Finishing Systems, we don’t just build grinders—we build relationships. Every machine we deliver carries 90+ years of proven performance, a hands-on commitment to your success, and the engineering depth of Crankshaft Machine Group behind it.
After installation, our technical team stays with you. Literally. From setup to operator training, we’re by your side—because the best machines are only as good as the people who run them.
With Swisher, you get:
- A collaborative team of engineers and support specialists
- Custom solutions built around your workflow—not the other way around
- Deep application knowledge in grinding, finishing, and automation
- Machines designed to last decades, not product cycles
- Straight answers, quick support, and zero red tape
“If it’s worth grinding, it’s worth grinding with a Swisher.”
That’s not a tagline—it’s a promise backed by every rebuild, every retrofit, every project we stand behind.
Let’s get it right. Together.
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