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ProMach is your partner from start to finish. Our product brands are grouped into distinct business lines that make the most sense to our customers, covering every function of the production line: Filling, Bottling & Capping, Decorative Labeling, Flexibles & Trays, Pharma, Handling & Sterilizing, Labeling & Coding, Robotics & End of Line, and Systems & Integration.
learn moreThe Styrotech® ST‑2650 is a servo‑driven stretch sleeve applicator engineered for reliable, steady‑state performance on large jugs, bottles, and industrial containers. Designed for operations that need higher throughput, more precise adjustments, and improved repeatability, the ST‑2650 delivers consistent application at speeds up to 60 containers per minute (application‑dependent).
Compared to the ST‑1550 pneumatic model, the ST‑2650 offers servo‑driven control, faster adjustments, and higher steady‑state throughput, making it a better fit for operations handling larger production volumes.
With a three‑axis servo motion control system, updated machine program, and on‑the‑fly speed/label height adjustments, the ST‑2650 provides dependable, smooth performance with reduced maintenance requirements. Tool‑less changeovers support quick setup, and the cantilevered frame design simplifies installation on existing conveyors.
The ST-2650 is a servo-driven stretch sleeve applicator engineered for larger bottles, jugs, and industrial containers that require higher throughput, precision adjustments, and repeatable performance.
The ST-2650 delivers steady-state operation up to approximately 60 containers per minute, depending on application and container size.
The ST-2650 uses a three-axis servo motion control system instead of pneumatic movement. This allows for:
More accurate label placement
Smoother, more controlled motion
On-the-fly speed and label height adjustments
Improved long-term reliability with reduced mechanical wear
The ST-2650 accommodates a wide range of larger containers, including bottles and jugs from small industrial formats up to multi-gallon containers. It supports larger diameters and heights compared to entry-level stretch sleevers, making it ideal for heavy-duty and chemical packaging.
The ST-2650 is commonly used in:
Industrial and institutional chemicals
Household cleaning products
Large-format personal care packaging
Contract packagers handling high-volume stretch sleeve applications
Manufacturers requiring chemical-resistant labeling solutions
Stretch sleeves offer several key advantages:
No heat required
No adhesives required
Lower energy consumption
360° container coverage
Excellent chemical resistance
Recyclable film options
Typical size changeovers can be completed in approximately 10–15 minutes, depending on container configuration. The servo-driven system supports quick, repeatable adjustments.
Yes. The cantilevered frame design allows installation over existing conveyors, and optional casters provide mobility for flexible line integration.
| Feature | ST-1550 | ST-2650 |
|---|---|---|
| Motion System | Pneumatic | Three-axis servo-driven |
| Typical Speed | Up to ~30 cpm | Up to ~60 cpm |
| Ideal For | Moderate throughput applications | Higher throughput, steady-state performance |
| Container Sizes | Large bottles & jugs | Larger containers, industrial formats, multi-gallon |
| Adjustment Type | Manual & pneumatic adjustments | Precise servo adjustments with on-the-fly changes |
| Changeover Time | Quick, manual adjustments | 10–15 minutes with repeatable servo precision |
| Throughput Stability | Good for moderate volume | Optimized for higher-volume production |
| Maintenance | Traditional pneumatic wear components | Reduced wear with servo-driven motion |