Automatic Double-Sided Labeling Machine for Bottles & Containers
The BSP-621 is a high-performance automatic labeling solution designed to apply labels to both sides of flat, round, square, and irregularly shaped containers. Ideal for products such as shampoo bottles, lubricating oil containers, and hand sanitizers, this machine ensures precise labeling and stable operation.
Description
Technical Specifications:
| Product Length | 20–250 mm |
| Product Width | 30–90 mm |
| Product Height | 60–280mm |
| Label Length | 20mm–200mm |
| Label Width | 20mm–160mm |
| Labeling Speed | 30–100pcs/min |
| Labeling Accuracy | ±1mm |
| Power Supply | AC220V, 50Hz |
| Machine Weight | Approx.380kg |
Main Components:
| Intermediate Relay | CHINT |
| Side Label Sensor | SICK / Leuze / Zhongxin (based on configuration) |
| Product Detection Sensor | Panasonic / Zhongxin |
| PLC Control System | Panasonic / Delta |
| Touchscreen Interface | Kunlun Tongtai / Delta |
| Conveyor Motor | Chuanming Variable Frequency Motor |
| Traction Motor | Saiyan Stepper Motor |
| Bottle Guiding Motor | Dongbang Adjustable Speed Motor DPG |
| Bottle Separating Motor | Dongbang Adjustable Speed Motor DPG |



Applications
Cosmetics & Personal Care
- Shampoo bottles
- Lotion bottles
- Hand sanitizer bottles
- Cosmetic containers
Chemical & Lubricants
- Lubricating oil bottles
- Detergent containers
- Chemical containers
Food & Beverage
- Beverage bottles
- Sauce bottles
- Food containers
Pharmaceutical
- Medicine bottles
- Healthcare containers
Typical Double-Sided Labeling Applications
Shampoo Bottle Labeling
Apply front and back labels to flat shampoo bottles in one pass.
Lubricating Oil Bottle Labeling
Suitable for square and irregular oil containers requiring accurate two-side labeling.
Hand Sanitizer Bottle Labeling
Automatically applies front and back labels to round hand sanitizer bottles.


Can the machine label both sides of irregular-shaped bottles?
Yes. The BSP-621 can be configured for round, square, flat and irregularly shaped containers. Product samples should be provided to confirm the optimal guiding and labeling configuration.
Can the machine label both sides of irregular-shaped bottles?
Yes. The BSP-621 can be configured for round, square, flat and irregularly shaped containers. Product samples should be provided to confirm the optimal guiding and labeling configuration.
How can I choose the right double-sided labeling machine?
Please send us your product dimensions, bottle shape, label size, labeling position and required production speed. Product photos or samples are also helpful for confirming the correct configuration.

Frequently Asked Questions (FAQ):
Q:What types of containers can this machine label?
A: The BSP-621 is suitable for labeling round, square, flat, and irregularly shaped bottles, including those used for shampoos, lubricants, and hand sanitizers.
Q: Does the machine support simultaneous double-sided labeling?
A: Yes, it features dual labeling heads that can apply labels to both sides of a container simultaneously, enhancing efficiency and consistency.
Q: Can it be integrated into an existing production line?
A: Absolutely. The BSP-621 can function as a standalone unit or be seamlessly integrated into your existing production line for automated labeling processes.
Q: How does the machine ensure accurate label placement without bubbles?
A: It employs a two-stage label pressing mechanism that first ensures precise placement and then eliminates air bubbles, securing the label firmly to the container.
Q: What after-sales support is provided?
A: We offer a one-year warranty covering non-wearable parts due to quality issues. Lifetime maintenance support, spare parts supply, and remote technical assistance are also available.