
The water filling line encompasses blow molding, conveying, rinsing, filling, capping, inspection, labeling, coding, drying, and packaging stages. This production line has a capacity of 6,000 bottles per hour and is capable of handling purified water, mineral water, and other non-carbonated beverages. Get prices! WhatsApp/Phone: 86 13838385752
Production Process for Bottle Water Packaging Machine
Blow molding → Air conveying → Rinsing, filling, and capping → Inspection → OPP labeling → Bottle conveying → Drying → Coding → PE film heat-shrink packaging → Finished product
Equipment in Liquid Filling Line
Filling Unit
This unit integrates rinsing, filling, and capping functions. It is equipped with 18 rinsing positions, 18 filling valves, and 6 capping heads. The production capacity is 6,000 bottles per hour for 500ml bottles and 3,000 bottles per hour for 1,500ml bottles; actual output depends on factors such as the product and bottle size. It utilizes a “neck-hanging” conveyor design to ensure smooth operation and features automatic liquid level control and variable frequency speed regulation.

| Capacity | 6000BPH at 500ml; 3000BPH at 1500ml |
| Filling material | Drink water |
| Weight | 2400KG |
| Size | 2650x2000x2050mm |
| Bottle application | Plastic PET bottle, PE screw cap Diameter: 40-100mm, height: 130-310mm |
| Conveyor form | Air conveyor |
| Washing station (SUS304) | 18PCS, mechanical hand with backwater device |
| Filling station (SUS304) | 18PCS, new type of filling valve |
| Capping station (SUS304) | 6PCS, magnetic capping technique, no damage to caps |
| Total power | 2.2Kw |
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Air Conveyor
The air-conveying system suspends PET bottles by gripping their neck rings and transports them to the filling unit using a controlled airflow. The airflow rate is approximately 1,200 m³/h. By conveying the bottles via their neck rings, the system avoids the issue of empty bottles tipping over.

| Power | 1.5KW*1SET |
| Air pressure | 1210Pa |
| Air quantity | 1200m³/h |
| Voltage | 380V/50Hz |
| Air conveying channel is made of SUS304 | Length 6M |
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Light Checker
After the filling and capping processes, the bottles pass through the visual inspection station. This station features an illuminated inspection zone, enabling operators to identify visible foreign matter, liquid anomalies, sealing issues, or bottle defects.

| Power | 40w |
| Dimension | 800*130*300mm(L*W*H) |
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Bottle Drying Machine
Drying is a crucial stage in the liquid filling line. The equipment utilizes angled, narrow-slot air nozzles to direct airflow onto the bottle surface to remove residual moisture. It features a 304 stainless steel body, a blower, and an automatic air filter.

| Material | SUS304 |
| Air wind machine | 1 sets, Automatic |
| Power | 7.5KW |
| Air filter | 1set, Automatic |
| Size | 1500×700×1650mm |
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Laser Marking Machine
It can print production dates, batch numbers, traceability codes, and other information on the bottle body, cap, or label. The marking machine uses a QR code scanning system, a built-in control screen, photoelectric product detection, and an air-cooling system. Utilizing laser coding technology, it operates without the need for consumables such as ink.

| Laser | Enclosed metal radio frequency carbon dioxide laser generator |
| Continuous output power | 30W |
| Laser wavelength | 10.6um |
| Marking speed | ≤10000mm/s |
| Master control | High integrated motherboards, built-in 7 inch screen |
| Cooling system | Wind cooling |
| Focus camera | Focal length 130mm |
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OPP Hot-Melt Glue Labeling Machine
An infeed screw spaces the bottles, a star wheel positions them, and the machine rotates them during labeling. After cutting each label, a vacuum drum transfers it to the bottle body, while hot-melt adhesive secures the label at its leading and trailing edges.


| Conveyor System | AC motor, inverter speed regulation |
| Conveyor Belt | Industrial nylon chain plate belt |
| Main Conveyor | AC motor |
| Bottles feeding | Star-wheel positioning feeder, ensures stable feeding |
| Labeling Station | Screw-driven bottle feeding into star wheel, labeling during rotation |
| Label Feeding | High-speed servo OPP film label feeding system |
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Shrink Wrapping Machine
At the end of the filling line, PE film is used for wrapping. The equipment automatically handles bottle infeed, grouping, film feeding and cutting, heat shrinking, cooling, and finished product discharge. The shrink tunnel utilizes hot-air circulation and a multi-layer thermal insulation design.


| Input Power | 15Kw |
| Can supply | 380V,3N,50Hz |
| capacity | 8-10 Packs/min |
| Dimension | 5050×3100×1800mm |
| Can bottles diameters | 25mm~120mm |
| Can labels length | 30mm~250mm |
| Height of Conveying Belt | 750mm~1100mm |
| Can films | PE |
Contact Us! WhatsApp: 86 13838385752 ✉️
Considerations Before Purchasing an Automatic Liquid Filling Line
- What is the available floor space?
- What are the bottle and cap specifications?
- What packaging configuration is used?
- What is the target output?
- What is the local supply voltage?
- What is the water quality?
This production line is primarily used for filling purified water and mineral water. Depending on your specific product and hygiene requirements, it can also be configured for the production of other non-carbonated beverages. Factors determining production output include bottle capacity, label dimensions, packaging format, and staffing levels.
Foodline
Please contact us for design proposals and price quotes. We offer both complete production lines and individual machines. Dedicated product managers are at your service, and we provide a one-year warranty along with installation guidance. We are available online 24/7! WhatsApp/Phone: 86 13838385752










