Automatic Bottle Ropp Capping Machine

Q: What is the production capacity of the Automatic Bottle ROPP Capping Machine?

The machine is available in three models: ACSR-60 (Single Head) : Up to 50 bottles per minute ACSR-120 (Four Head) : Up to 80 bottles per minute ACSR-200 (Eight Head) : Up to 180 bottles per minute Actual output depends on bottle size, cap diameter, and product characteristics.

Q: What bottle and cap sizes can the machine handle?

The machine supports a wide range of formats: Bottle Diameter : 24 mm to 90 mm Bottle Height : 50 mm to 250 mm ROPP Cap Sizes : 20 mm, 25 mm, and 28 mm (change parts required) It is suitable for round, square, or specially designed glass and hard plastic bottles.

Description

Automatic Bottle ROPP Capping Machine is a specialized piece of equipment designed to securely apply Roll-On Pilfer-Proof (ROPP) aluminum caps to bottles, ensuring a tamper-evident and leak-proof seal. These machines are widely used in industries such as food and beverage, pharmaceuticals, cosmetics, chemicals, and distilleries for high-volume production lines. The Automatic ROPP Capping Machine is a fully automated system that threads and seals aluminum ROPP caps onto rigid containers, typically made of glass or hard plastic. ROPP caps are unthreaded aluminum billets that are pressed onto the bottle neck, where rollers form threads and create a hermetic, tamper-evident seal. This process ensures product integrity and prevents tampering, making it ideal for products like wine, spirits, olive oil, pharmaceuticals, and other bottled goods.

While ROPP cappers provide excellent tamper-evident sealing, they require bottles with robust necks to withstand the crimping pressure, limiting their use to glass or hard plastic containers. Adjusting the machine for different cap or bottle sizes may require technical expertise or additional change parts, which could increase setup time. Always verify bottle and cap compatibility and consider sending samples to the manufacturer for testing before purchase.

Production Volume: Choose a machine based on required output.

Bottle and Cap Compatibility: Ensure the machine supports the specific bottle material and cap size/type. The bottle neck must withstand the pressure required for thread formation.

Adjustability: Look for machines with easy height and torque adjustments for flexibility across product lines.

Integration: Consider compatibility with existing filling or labeling systems for a seamless production line.

Maintenance and Support: Opt for machines with robust construction, easy setup, and reliable after-sales service to minimize downtime.

If you need details on specific models, pricing, or comparisons with multi-head machines, let me know!

Salient Features of Automatic Bottle Ropp Capping Machine

Compact GMP model.
Single motor synchronizes Conveyor, star wheel and Platform Turret and speed can be varied by VFD.
Quick and very easy change over and setting from one size of Container to another by a Single Ratchet.
Parts coming in contact with the Container or the Aluminum cap or exposed to atmosphere are made out of stainless steel for long life.
Quick and very easy change over and setting from one size of Container to another by a Single Ratchet.
Star Wheel is equipped with safety clutch for automatic stoppage of machine in case of jamming or overloading.
Various safety features including Clutch system to avoid Bottle Breakage or Jamming

“Container Overturn – Machine Stop” mechanism.
“No Bottle – No Cap” system.
PLC system with Graphical User Interface can be offered.
Digital counter for counting production output.
Machine construction in Stainless Steel Finish
Cap Feeder with Variable Speed System for feeding control of caps. (optional)
Hopper can be completely dismantling for easy cleaning
IQ/OQ documentation can be provided.

Working Principle of Automatic Bottle Ropp Capping Machine

The filled bottles moving on conveyor belt and fed into an in feed star wheel by in-feed worm. While moving in feed star wheel, bottles pick up caps one by one from delivery chute. The descending rotary sealing heads hold bottle’s neck with desired pressure. The sealing is done in a programmed roll-on manner, accurate positioned of the caps is done mechanically by means of a rotating unscramble, to direct the caps correctly into the chute, when the chute is filled up the rotating unscramble drive is disengaged, hence, there is no chance to damage of caps. The sealing roller takes place due to rotating sealing head and transfer movement of sealing & threading rollers due to sealing cam. The sealed bottles are discharged by exist star wheel on conveyors.

Bottle and Cap Feeding:
- Bottles are fed into the machine via an infeed conveyor and aligned using a star wheel or positioning plate to ensure precise placement under the capping heads.

- Caps are sorted and oriented by a cap feeder and placed onto the bottle neck via a cap chute.

Capping Process:

- The capping head, equipped with threading and sealing rollers, descends onto the bottle and applies downward pressure to press the unthreaded aluminum cap onto the bottle neck.
- Rollers crimp the cap, forming threads that match the bottle’s neck and creating a tamper-evident seal with a pilfer-proof band.
- Torque is precisely controlled to ensure a secure seal without damaging the cap or bottle.

Output:

- Sealed bottles are transferred to an outgoing conveyor for further processing.
- Quality control systems, such as defect rejection mechanisms, verify proper cap placement and sealing.

Technical Specification of Automatic Bottle Ropp Capping Machine

Model	ACSR-60	ACSR-120	ACSR-200
No. of Capping Heads	Single	Four	Eight
Production Rate	Up to 50 Containers/Minute	Up to 80 Containers/Minute	Up to 180 Containers/Minute
Container Diameter:	24mm to 90mm	24mm to 90mm	24mm to 90mm
Container Height:	50mm to 250mm	50mm to 250mm	50mm to 250mm
Cap Diameter:	20mm, 25mm & 28mm with the help of change parts	20mm, 25mm & 28mm with the help of change parts	20mm, 25mm & 28mm with the help of change parts
Power Specification:	1 H.P.	1 H.P.	2 H.P.
Electrical characteristics	440 Volts, 3 Phase, 50 Hertz, 4 Wire System	440 Volts, 3 Phase, 50 Hertz, 4 Wire System	440 Volts, 3 Phase, 50 Hertz, 4 Wire System
Conveyor Height	800mm to 900mm adjustable	800mm to 900mm adjustable	800mm to 900mm adjustable
Optional Accessories	Safety Cabinet Covering Machine	Safety Cabinet Covering Machine	Safety Cabinet Covering Machine
–	PLC with HMI	PLC with HMI	PLC with HMI
Overall Dimension	1500mm (L) X 850mm (W) X 1800mm (H) approx.	1675 (L) x 1000mm (W) x 1800mm (H) approx.	2000 (L) x 1000mm (W) x 1800mm (H) approx.

* Power voltage can be adjusted as per customer’s domestic power voltage requirements.
* Rights of technical improvements & modification reserved.
* Illustrations & dimensions are shown for information purpose only.

Types of Capping and Sealing Machine

Automatic Ropp Screw Capping Machine

Automatic Bottle Screw Capping Machine

Automatic Bottle CRC Capping Machine

Automatic Bottle Lug Capping Machine

Automatic Vial Capping Machine

Automatic Jar Capping Machine

Automatic Linear Bottle Capping Machine

High Speed Vial Cap Sealing Machine

High Speed Bottle Capping Machine

Semi Automatic Bottle Capping Machine

Applications of Capping and Sealing Machine

Advantages of Automatic Bottle Ropp Capping Machine

High Productivity: Automates the capping process, reducing labor costs and increasing output for large-scale production.

Tamper-Evident Security: Ensures consumer safety and product authenticity with pilfer-proof seals.

Flexibility: Adjustable for various bottle and cap sizes, making it suitable for diverse applications.

Consistency and Precision: Advanced torque control and automation ensure uniform sealing, minimizing defects.

Durability: Robust construction ensures long-lasting performance with minimal downtime.

Key Components of Automatic Bottle Ropp Capping Machine

Automation and Efficiency:

- Fully automated operation with minimal human intervention, capable of capping 20–180 bottles per minute (1,200–8,000 bottles per hour, depending on the model and configuration).
- Equipped with conveyor systems to transport bottles, cap sorters, and feeders for seamless cap placement.
- High-speed capping design with precise torque control to ensure consistent sealing and prevent over-capping or leaks.

Versatility:

- Compatible with a variety of bottle sizes and cap sizes.
- Adjustable capping heads to accommodate different bottle shapes, heights, and diameters, including round, square, or designer bottles.
- Suitable for various industries, including beverages, pharmaceuticals, edible oils, cosmetics, and chemicals.

Tamper-Evident Sealing:

- The ROPP capping process forms threads directly onto the aluminum cap, creating a tamper-evident band that indicates if the bottle has been opened. This is critical for product safety, especially in pharmaceuticals and food industries.
- The machine applies downward pressure and uses rollers to crimp the cap onto the bottle neck, ensuring a hermetic seal.

Construction and Design:

- Built with durable materials like 304 or 316L stainless steel and anodized aluminum, meeting cGMP standards for hygiene and durability.
- Features a robust frame with a heavy-duty conveyor for reliable bottle transport.
- Includes advanced control systems like PLC and 7” color touchscreens for easy operation, recipe storage, and error detection.

Additional Features:

- Servo-driven systems for precise torque control, adjustable via HMI for different cap or container types.
- Cap feeding systems, such as vibratory bowl feeders, cap elevators, or vertical wheel cap sorters, to automatically sort and orient caps.
- Safety features like emergency stops, safety guards, and “no bottle, no cap” sensors to prevent errors.
- Optional integration with other packaging equipment for a complete production line.

FAQ for Automatic Bottle Ropp Capping Machine

What is an Automatic Bottle ROPP Capping Machine?

The Automatic Bottle ROPP Capping Machine is a high-speed rotary capping machine designed to apply and seal Roll-On Pilfer Proof (ROPP) aluminum caps on glass or rigid plastic bottles. It forms threads on the cap and creates a secure, tamper-evident, and leak-proof seal. This machine is widely used in the pharmaceutical, food & beverage, chemical, and cosmetic industries for packaging oral liquids, syrups, tonics, spirits, and other liquid products.

What is the production capacity of the Automatic Bottle ROPP Capping Machine?

The machine is available in three models:

ACSR-60 (Single Head): Up to 50 bottles per minute
ACSR-120 (Four Head): Up to 80 bottles per minute
ACSR-200 (Eight Head): Up to 180 bottles per minute

Actual output depends on bottle size, cap diameter, and product characteristics.

What bottle and cap sizes can the machine handle?

The machine supports a wide range of formats:

Bottle Diameter: 24 mm to 90 mm
Bottle Height: 50 mm to 250 mm
ROPP Cap Sizes: 20 mm, 25 mm, and 28 mm (change parts required)

It is suitable for round, square, or specially designed glass and hard plastic bottles.

What are the key features of the Automatic Bottle ROPP Capping Machine?

Key features include:

Compact GMP model with stainless steel contact parts
Single motor drive with variable frequency drive (VFD) for speed control
Quick and easy size changeover
“No Bottle – No Cap” system
Safety clutch mechanism to prevent bottle breakage
Digital production counter
Dismantlable hopper for easy cleaning

Is the machine suitable for pharmaceutical production?

Yes. It is designed as a cGMP-compliant machine with SS 316 contact parts, making it ideal for pharmaceutical applications such as oral liquids and syrups. It can be supplied with optional features like Laminar Air Flow (LAF), full safety cabinet, PLC with HMI, and IQ/OQ documentation. The machine integrates easily with automatic bottle filling and labeling lines.

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