Automatic Four Head Closed Ampoule Filling & Sealing Machine
Advanced Sterile Packaging for Closed Glass Solutions in the Pharmaceutical and Bio-Tech Industries
In sterile pharmaceutical manufacturing, preserving the integrity of liquid injectables, vaccines, and high-value serums is paramount. The Automatic Four Head Closed Ampoule Filling & Sealing Machine from Harsiddh Unimach Pvt. Ltd. represents a breakthrough in aseptic packaging technology. Specifically engineered to process closed-mouth (D-type) glass ampoules, this high-performance system offers a secure, touch-free environment that meets the most stringent global standards, including GMP, WHO, and FDA regulations.
By integrating a synchronized four-head architecture, this machinery combines opening, gas flushing, high-precision liquid filling, hermetic sealing, and automatic waste disposal into a single, compact footprint. Capable of delivering a high-output capacity ranging from 60 to 95 ampoules per minute, it provides the perfect balance of industrial speed, operational flexibility, and uncompromising sterile safety.
The Advantage of Closed (D-Type) Ampoule Processing
While standard open-mouth ampoules are susceptible to airborne contamination, dust, and micro-particles during transit and storage prior to reaching the filling line, closed glass ampoules remain hermetically sealed from the glass manufacturing plant until the exact microsecond they are filled.
Harsiddh Unimach Pvt. Ltd. has engineered this four-head system to master the delicate mechanics of processing closed ampoules:
- Elimination of Pre-Washing: Because the ampoules arrive at the line sealed, they remain entirely sterile inside, eliminating the need for complex, resource-heavy pre-washing cycles.
- Reduced Glass Contamination: The machine opens the glass neck under strict thermal conditions, preventing micro-splinters and glass dust from compromising the liquid product.
- Minimized Human Intervention: From feeding to collection, the process is fully automated, ensuring the sterile boundary remains completely unbroken.
Sequential Operational Precision: How the System Works
A high-speed aseptic line requires flawless synchronization. Our machine relies on an advanced Incline/Slant Drive Principle that stabilizes the containers throughout the process, effortlessly absorbing minor structural variations in glass thickness or neck dimensions.
[Rectangular Feeding] ➔ [Thermal Opening] ➔ [Nitrogen & Piston Filling] ➔ [Hermetic Sealing] ➔ [Automated Discharge]1. Low-Impact Rectangular Feeding
Conventional rotary feeding systems often cause rapid glass-to-glass friction, leading to micro-cracks or catastrophic line breakage. Our design replaces these outdated methods with a gentle, rectangular cassette feeding mechanism. This system indexes the closed ampoules smoothly onto the slant transport rack, minimizing friction and keeping glass noise to an absolute minimum.
2. Specialized Thermal Opening Station
Before filling can occur, the sealed tip of the ampoule must be opened cleanly. The machine guides the ampoules to an advanced opening station where specialized heating nozzles—powered by a regulated LPG and Oxygen mixture—soften the glass. A precision mechanical assembly cleanly unseals the mouth without generating glass particulate matter.
3. High-Accuracy Sterile Filling & Gas Flushing
To prevent product oxidation and extend shelf life, the ampoules undergo pre-nitrogen gas flushing. Immediately following, a bank of four independent, precision-crafted volumetric piston pumps dispenses the liquid. Supporting fill volumes from 0.5ml to 5ml, the dosing system maintains an exceptional accuracy tolerance, ensuring zero overfills of expensive formulation fluids. Post-filling nitrogen flushing is also applied to displace any remaining oxygen in the headspace.
4. Hermetic Sealing & Automated Tip Disposal
The filled ampoules advance to the final sealing zone. An intense, localized flame from precision gas burners pre-heats the neck. A synchronized mechanical draw-off gripper smoothly pulls away the waste glass tip to form a perfectly rounded, hermetic dome seal. Simultaneously, an integrated plunger collects the hot waste glass tips and drops them into a dedicated, heavy-duty Stainless Steel (SS) collection bin, keeping the active working track clean.
5. Touch-Free Automated Discharge
The beautifully sealed, sterile ampoules are diverted away from the heating zone via a specialized “sleepy tray” assembly. This inclined collection unit slows down the finished ampoules gently, sliding them into the final storage tray without any human touch or sudden impact, ready for downstream visual inspection and labeling.
Key Technical Features & Engineering Excellence
- Premium Stainless Steel Infrastructure: To withstand rigorous cleanroom sanitization, the complete outer framework, safety enclosures, transport racks, and conveyor assemblies are built from robust SS 304. All product contact parts, including the volumetric dosing pumps and filling needles, are made of superior-grade SS 316L.
- Unmatched Dosing Flexibility: Designed with a toolless changeover architecture, the system allows operators to swap out piston pumps rapidly when moving between small-batch vaccine vials and larger-volume chemical or cosmetic serums.
- “No Ampoule, No Fill” Security System: Integrated electronic sensors continuously monitor the transport rack. If a slot is empty, the corresponding filling nozzle is instantly deactivated. This eliminates product spillage, prevents cross-contamination, and reduces downtime.
- Centralized Speed & Flame Control: Easily accessible flow meters and gas pressure regulators allow technicians to optimize the LPG/Oxygen mixture in real-time, adapting instantly to varying glass types and environmental conditions.
Cross-Industry Applications
The extreme precision and sterile security of this four-head closed ampoule processing system make it an indispensable asset across several specialized sectors:
- Pharmaceutical Injectables: Ideal for filling high-potency antibiotics, analgesics, cardiovascular drugs, and sterile water for injection (WFI).
- Biotechnology & Vaccines: Provides the strict aseptic conditions required for live cultures, specialized serums, and human vaccines.
- Cosmeceuticals & Advanced Skincare: Perfect for packaging premium, preservative-free facial serums, anti-aging concentrates, and active vitamin blends that degrade when exposed to air.
- Veterinary Medicines: Offers consistent, high-speed automated packaging for animal health serums, liquid vitamins, and vaccines.
Strategic Business Benefits
Choosing the engineering expertise of Harsiddh Unimach Pvt. Ltd. provides definitive operational advantages for your production plant:
- Lower Operational Costs: By removing the requirement for a separate, high-energy pre-washing tunnel for ampoules, your facility saves dramatically on water, electricity, and floor space.
- Rapid Batch Changeovers: The compact, accessible layout reduces cleaning, sterilization, and adjustment times between different product batches, maximizing overall equipment effectiveness (OEE).
- Guaranteed Product Purity: The combination of hermetic closed-ampoule processing, dual-stage nitrogen flushing, and automated tip disposal ensures your final product remains pure, stable, and completely contaminant-free.
Technical Specification
| Model No. | HFS-4 C |
|---|---|
| Number of Heads | Four (Opening, Filling & Sealing) |
| Ampoule Size Range | 1ml to 5ml (10ml available in 2’s) |
| Production Output | 60 to 95 Ampoules / Minute |
| Filling Capacity | 0.5ml to 5ml in Single Dose |
| Filling Accuracy | +/- 1% |
| Gases Required | LPG & Oxygen (for Opening & Sealing) |
| Power Requirements | 1 H.P., 380V/220V Options |
| Machine Dimensions | 1250mm (L) x 1200mm (W) x 1300mm (H) |
| Net Weight | Approx. 315 Kgs |
Elevate Your Sterile Production Standards
At Harsiddh Unimach Pvt. Ltd., we understand that pharmaceutical manufacturing demands equipment that leaves no room for error. Our Automatic Four Head Closed Ampoule Filling & Sealing Machine brings together rugged reliability, digital synchronization, and pristine hygienic design to take your sterile packaging operations to the next level.
Maximize your throughput, secure your aseptic chain, and achieve international manufacturing compliance. Contact our engineering team today to request a customized layout plan, technical specifications, or a comprehensive quote tailored to your cleanroom environment.
- Official Website: www.harsiddhunimach.com
- Inquiries & Technical Support: info@harsiddhunimach.com
Frequently Asked Questions
What is the production capacity of the Four Head Closed Ampoule model?
The Four Head configuration is a medium-to-high speed linear machine. Depending on the ampoule size (typically 1ml to 10ml) and the viscosity of the liquid, this machine can achieve a consistent output of 70 to 100 ampoules per minute. It is an ideal solution for pharmaceutical companies looking for high-quality aseptic filling with a compact cleanroom footprint.
How does the machine open the ampoules before filling?
The machine features an integrated Ampoule Opening Station located before the filling zone. As the closed ampoules move along the "Walking Beam" transport system, a precision flame burner softens the pre-sealed glass tip, which is then mechanically clipped or removed. This ensures the ampoule is only open for the minimum time required for filling and gassing.
How does the machine ensure dosing accuracy and product stability?
To meet strict pharmaceutical standards, the machine uses four high-precision SS 316L volumetric syringes or peristaltic pumps, providing a filling accuracy of ±1%. To protect oxygen-sensitive injectable drugs, the machine includes:
Pre-Gassing: Nitrogen flushing to displace oxygen before filling.
Post-Gassing: Nitrogen flushing after filling to ensure a stable shelf life.
No Ampoule – No Fill: A sensor system that prevents liquid wastage if an ampoule is missing from the line.
What are the key cGMP and safety features of the machine?
As a cGMP-compliant unit, the Harsiddh Four Head Closed Ampoule machine is built for sterile environments:
Materials: All contact parts are SS 316L, while the main frame and non-contact parts are SS 304 stainless steel.
Laminar Air Flow (LAF) Ready: The slim, linear design is optimized for installation under LAF units to maintain a Class 100 sterile zone.
Safety Enclosure: It comes with a full acrylic safety cabinet and door interlocks that automatically stop the machine if opened during operation.
PLC Control: A centralized PLC with a Touchscreen HMI allows for precise adjustment of all parameters, including burner flame intensity and conveyor speed.
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