Glass Vial Filling Machine

Q: Can one machine handle different vial sizes and fill volumes?

Yes, these machines are designed for versatility. By using change parts (such as star wheels, feed worms, and syringes), a single machine can be adjusted to handle various vial diameters and fill volumes, ranging from 2 ml to 100 ml . Transition times are usually kept low to maintain production efficiency.

Q: What is the difference between a piston pump and a peristaltic pump filler?

Piston Pumps: Best for high-speed, high-accuracy filling of consistent liquids. They are durable but require thorough cleaning between batches. Peristaltic Pumps: Ideal for shear-sensitive or highly sterile products. Since the liquid only touches the tubing, it significantly reduces the risk of cross-contamination and simplifies the cleaning-in-place (CIP) process.

Q: Does the machine include bunging (stoppering) and capping?

While standalone fillers exist, most industrial models are monoblock systems . This means the machine performs filling, rubber stoppering (bunging), and sometimes aluminum cap sealing on a single base. This integration reduces the footprint and minimizes the exposure of the open vial to the environment.

Description

In the highly regulated pharmaceutical and chemical industries, the Glass Vial Filling Machine stands as a cornerstone of modern injectable manufacturing. Also known as a vial filling and bunging machine or vial filling and stoppering machine, this advanced automated system is specifically engineered to handle both liquid filling and rubber stoppering of injectable glass vials with exceptional accuracy and hygiene. Whether processing liquid injectables or powdered solids, these machines automate critical processes that once relied on manual labor, significantly boosting productivity while maintaining stringent quality and safety standards. Crafted from premium-grade materials, high-quality glass vial filling machines feature an attractive matt-finished stainless steel exterior that ensures durability, corrosion resistance, and easy cleaning. The core components include robust turntables, S.S. Stat conveyor belts, and specialized eccentric mechanisms for pre-gassing, filling, and post-gassing operations. Equipped with S.S. 316 syringes and non-toxic synthetic rubber tubing, these systems deliver precise dosing with minimal product wastage. Their compact, user-friendly control panels allow operators to monitor and adjust parameters effortlessly, making them ideal for high-speed, continuous production lines.

One of the most critical advantages of a modern pharmaceutical vial filling machine is the minimized risk of contamination. By positioning the filling and stoppering stations in close proximity, the machine reduces product exposure to the external environment. Designed explicitly for sterile manufacturing areas, these machines integrate seamlessly with laminar airflow protection systems. The un-scrambler and entire product path are engineered without dead ends or hard-to-clean zones, facilitating thorough sterilization and compliance with cGMP (current Good Manufacturing Practices) guidelines.

Pharmaceutical manufacturers prioritize accuracy, versatility, and sterility — qualities that a well-designed vial filling machine consistently delivers. These systems enhance process reliability by maintaining precise fill volumes regardless of liquid viscosity, thanks to advanced pump technologies such as peristaltic or piston pumps. They reduce human intervention, which directly lowers the possibility of microbial or particulate contamination. This is vital for injectable drugs where even minute impurities can compromise patient safety. Beyond operational efficiency, glass vial filling machines support scalability. From small-batch clinical trial production to large-scale commercial manufacturing, they offer flexibility while upholding the highest sterility standards. Their ability to handle both liquids and powders makes them versatile assets for companies producing vaccines, antibiotics, biologics, and other critical injectable formulations.

The operation of a glass vial filling machine typically follows a continuous or intermittent motion process designed for maximum throughput and minimal downtime:

In-feed: Empty glass vials are automatically loaded onto a rotating turntable or conveyor belt, ensuring smooth and consistent supply to the line.

Sterilization/Cleaning: Vials pass through a dedicated tunnel where they undergo cleaning with de-ionized air or heat-based sterilization, removing any particulates or contaminants before filling.

Filling: Vials move precisely under a series of filling heads. Sophisticated dosing systems dispense exact volumes tailored to the product’s characteristics, maintaining high accuracy even at high speeds.

Stoppering: Immediately following filling, a rubber stopper is partially or fully inserted into the vial neck to protect the product.

Capping/Sealing: An aluminum cap is securely crimped over the stopper, creating a hermetic (airtight) seal that preserves product integrity during storage and transport.

Discharge: Finished, sealed vials are gently transferred to downstream stations for labeling, inspection, or packaging.

This streamlined workflow ensures end-to-end protection in a controlled sterile environment.

For pharmaceutical companies aiming to meet global regulatory requirements while optimizing production, investing in a reliable glass vial filling machine is essential. Its combination of precision engineering, contamination control, and operational efficiency makes it indispensable in today’s competitive pharmaceutical landscape. Whether you’re upgrading existing lines or setting up a new facility, choosing the right vial filling and stoppering solution directly impacts product quality, patient safety, and operational success.

Salient Features of Glass Vial Filling Machine

Suitable for the filling Volume of 2ml to 250ml.
Piston pump/Peristaltic pump aseptic filling.
Filling accuracy of ±0.5% to ±1%.
No cross contamination.
Easy to validate filling system for small/large batch production.
All Contact Parts Made from Stainless Steel 316L & framework by Stainless Steel 304.
Variable A.C. frequency drive for speed adjustment.

Digital Vial Counter for counting production output.
In-feed Turn Table/ Unscrambler for automatic feeding of objects.
On-line Mechanism.
“No Vial – No Filling” System.
“No Vial – Machine Stop” System.
IQ/OQ documentation can be provided.
PLC system with Graphical User Interface. (Optional)

Working Principle of Glass Vial Filling Machine

The incoming dry vials (sterilized and siliconized) are fed through the unscrambler and suitably guided on the moving Delrin slat conveyor belt at the required speed of the correct placement below filling unit.

The filling unit consists of Filling Head, Syringes & Nozzles; Syringes & Nozzles are made of AISI SS 316L materials. A Star Wheel is provided which holds the vial during filling operation. A sensor is provided for ”No Vial-No Filling” operation. Syringes are mounted on eccentric block and driving through bottom main gear box. Volume can be increase & decrease by increasing or decreasing stroke length of piston as per filling size. Syringes is having non return valve for sucking and delivering situation to avoid volume variation. Liquid reaches to filling nozzles through silicon transparent pipe. Nozzles having up & down movement with help of cam mechanism, and it come down when vial hold by starwheel for filling operation and starts filling when it starts to move up and after completion of filling operation, starwheel delivers two vials together on conveyor for rubber stoppering operation.

Stoppering unit consist of Star wheel, Vibrator unit and Bowl. The sterilized and siliconized rubber stoppers stored in the vibrator bowl moves vertically to the rubber stopper chute. The vial is hold firmly by starwheel, which will be in continuous rotary motion and vial which is coming from filling unit get in to starwheel and move in rotary direction along with starwheel, during movement it picks up the rubber stopper from the exit end of the chute and rubber stopper pressed by fix single pressing roller, which is spring loaded. Then vial further move on conveyor and collected on out feed starwheel for next sealing operation.

Technical Specification of Glass Vial Filling Machine

Model	ALVF-40	ALVF-80	ALVF-120	ALVF – 250
Filling Heads	Two	Four	Eight	Twelve
Production Rate	Up to 40 Vials/Minute	Up to 80 Vials/Minute	Up to 150 Vials/Minute	Up to 250 Vials/Minute
Input Specification
Vial Diameter	15mm to 70mm	15mm to 70mm	15mm to 70mm	15mm to 70mm
Vial Height	25mm to 140mm	25mm to 140mm	25mm to 140mm	25mm to 140mm

Filling Precision	±1%	±1%	±1%	±1%
Power Required	1 H.P.	1.5 H.P.	2 H.P.	2 H.P.
Electrical Characteristics	440 Volts, 3 Phase, 50 Hertz	440 Volts, 3 Phase, 50 Hertz	440 Volts, 3 Phase, 50 Hertz	440 Volts, 3 Phase, 50 Hertz
Overall Dimension	2050mm (L) x 850mm (W) x 1700mm (H)	2200mm (L) x 850mm (W) x 1700mm (H)	3000mm (L) x 945mm (W) x 1700mm (H)	3500mm (L) x 945mm (W) x 1700mm (H)

* 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 Vial Filling Machine

Automatic Vial Filling Machine

High Speed Vial Filling Machine

Vial Liquid Filling Machine

Vial Powder Filling Machine

Automatic Vial Filling and Rubber Stoppering Machine

Lab Scale Vial Filling Stoppering & Cap Sealing Machine

Injectable Vial Powder Filling & Stoppering Machine

Peristaltic Pump based Vial Filling Machine

Applications of Vial Filling Machine

Advantages of Glass Vial Filling Machine

High Precision and Accuracy

Maintaining Sterile Integrity

Product Protection and Stability

Versatility and Scalability

Compliance and Data Logging

Key Components of Glass Vial Filling Machine

Filling Needles: Stainless steel tubes that descend into the vial to minimize splashing and foaming.

Dosing Pumps: The “heart” of the machine; determines the accuracy of the fill volume.

Star Wheels: Rotating gears that move individual vials through different stations with precise timing.

Vibratory Bowl: Aligns and feeds rubber stoppers or aluminum caps into the assembly line.

Sensors (No Vial-No Fill): A safety feature that ensures the machine doesn’t dispense expensive medicine if a vial is missing.

FAQ for Glass Vial Filling Machine

What is the typical filling accuracy of a Glass Vial Filling Machine?

Most modern automatic glass vial filling machines offer high precision, typically within a range of ±0.5% to ±1%. This accuracy is achieved through advanced piston pumps or peristaltic pump systems, ensuring minimal product wastage—which is critical for high-value pharmaceutical liquids.

Can one machine handle different vial sizes and fill volumes?

Yes, these machines are designed for versatility. By using change parts (such as star wheels, feed worms, and syringes), a single machine can be adjusted to handle various vial diameters and fill volumes, ranging from 2 ml to 100 ml. Transition times are usually kept low to maintain production efficiency.

How does the machine ensure sterile conditions during the filling process?

To meet strict cGMP standards, glass vial filling machines are often equipped with:

Laminar Air Flow (LAF) units to maintain a Class 100 environment.
No-Vial-No-Fill sensors to prevent spillage and contamination.
Stainless Steel 316L contact parts for easy sterilization and corrosion resistance.

What is the difference between a piston pump and a peristaltic pump filler?

Piston Pumps: Best for high-speed, high-accuracy filling of consistent liquids. They are durable but require thorough cleaning between batches.
Peristaltic Pumps: Ideal for shear-sensitive or highly sterile products. Since the liquid only touches the tubing, it significantly reduces the risk of cross-contamination and simplifies the cleaning-in-place (CIP) process.

Does the machine include bunging (stoppering) and capping?

While standalone fillers exist, most industrial models are monoblock systems. This means the machine performs filling, rubber stoppering (bunging), and sometimes aluminum cap sealing on a single base. This integration reduces the footprint and minimizes the exposure of the open vial to the environment.

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Glass Vial Filling Machine

Description

Salient Features of Glass Vial Filling Machine

Working Principle of Glass Vial Filling Machine

Technical Specification of Glass Vial Filling Machine

Types of Vial Filling Machine

Applications of Vial Filling Machine

Advantages of Glass Vial Filling Machine

High Precision and Accuracy

Maintaining Sterile Integrity

Product Protection and Stability

Versatility and Scalability

Compliance and Data Logging

Key Components of Glass Vial Filling Machine

FAQ for Glass Vial Filling Machine

Countries We Export to

Partner with Industry Experts

Countries We Export to

Partner with Industry Experts

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