- At least one fixed idler roller is attached to – and moves in unison with the unwind stand to keep the material on a constant plane through the air-flow sensor as the diameter of the unwinding roll decreases.
- The air-flow sensor mounts to a stationary part of the machine-independent of the shifting stand and does not move during guiding.
SRS4 Unwind
Max load 7,500 pounds (3402 kg)
As our most customizable Shifting Roll Stand (SRS4), this rugged unit can easily shift up to 7,500 lbs. (3402 kg).
They come pre-piped, mounted on custom stands, and equipped with a dual raceway assembly using 1.0-inch,
1.5-inch, or 2.0-inch. diameter race rods.
This system is powered by an 8-inch diameter air cylinder with a stroke between 4-inch to 12-inch.
Each system features Montalvo tension control components and a continuous leaf core shaft.
A shifting idler roller is standard with all Unwind Stands to maintain a proper web plane through the sensor.
Perfect for industries with large and heavy weighted loads to process.
Request a Quote Product Sheet (PDF)- Specifications
- Requirements
- Environment Applications
- Web Path Configurations
- Additional Equipment
- Application Gallery
| Max Load | 7500 lbs (2268 kgs) - Full roll weight + machine weight on linear bearings |
| Stroke Length(s) | 4 in (102mm) to 12 in (305mm) |
| Auto Center Option | Yes |
| Sensor Bracket Style | 104 |
| Air Consumption (at 6 psi) | 1.8 CFM (51 l/m) |
| Tension Controls | Open or Closed Loop |
- Wash Down
- Dusty, Dirty
- High Heat
- Clean Room
- High Humidity
- Explosion-Proof
Web Path Configurations
How to Specify
- Center Guide
- Stainless Steel Components
- Remote Sensor Controls
Application Gallery
Model SRS4-R15-40-72-U
 PS GREY LARGE_sml.jpg)
_sml.jpg)