Plastic Bottle Filling Machine

Q: What models, capacities, and filling ranges are available?

The machine is available in three main models: AI-BFM 4 : Up to 60 bottles per minute (2 H.P.) AI-BFM 8 : Up to 120 bottles per minute (3 H.P.) AI-BFM 12 : Up to 180 bottles per minute (5 H.P.) It supports bottle diameters up to 90 mm and filling volumes from 10 ml to 1000 ml (with suitable change parts/syringes). Syringe ranges include 10-50 ml, 50-100 ml, 100-250 ml, and 250-500 ml, with ±1% filling accuracy depending on the liquid.

Q: What are the key features that ensure efficiency and hygiene?

Key features include: “No Bottle – No Fill” system with pneumatic bottle stopper for precise centering. Diving nozzles for foam-free filling and reciprocating motion to minimize spillage. Machine structure in SS 304 ; all product contact parts in SS 316 with easy removal for cleaning, sterilization, or autoclaving. Unique free-spinning bottle separator, built-in AC Variable Frequency Drive, automatic in-feed/exit, and minimum change-over time. Hygienic design optimized for plastic bottles with high fill accuracy.

Q: Which industries use this machine and what are the main benefits?

It is widely used in the Food & Beverage, Pharmaceutical, Cosmetic, Chemical , and Biotech industries. Main benefits include: Precision & reduced waste — ±1% accuracy and “No Bottle – No Fill” system. High efficiency — Automation supports up to 180 bottles per minute while lowering labor costs. Versatility — Handles various plastic bottle shapes, sizes, and liquid viscosities with fast changeovers. Hygiene & easy maintenance — Stainless steel construction with quick-clean parts. Seamless integration into complete production lines.

Description

Plastic Bottle Filling Machine is a specialized piece of equipment designed to automate the process of filling plastic bottles with liquids or other flowable products, such as water, juices, oils, sauces, cosmetics, or chemicals. These machines are widely used in industries like food and beverage, pharmaceuticals, cosmetics, and chemicals to ensure efficient, precise, and hygienic filling operations. They can handle various bottle sizes, shapes, and materials and are often integrated into larger production lines that include rinsing, capping, and labeling functions.

Product Viscosity: Determines the filling mechanism.

Bottle Type: Plastic bottles require specific handling mechanisms compared to glass, such as neck grippers.

Production Scale: Small businesses may opt for semi-automatic machines, while large operations require fully automatic systems.

Customization: Machines can be tailored for specific bottle sizes, fill volumes, or production rates.

Plastic Bottle Filling Machines are critical for streamlining production, ensuring product quality, and meeting industry demands.

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Salient Features of Plastic Bottle Filling Machine

“No Bottle – No Fill” system.
Automatic In-feed and Exit of Bottles.
Machine construction in SS 304 material.
Diving Nozzle for Foam free filling.
Minimum Change Over time.

Very High Fill Accuracy.
All contact parts made of SS316 material with easy removal system for Autoclaving/Sterilization/Cleaning.
Unique Free Spinning Bottle Separator- No pneumatic operation.
Built-in A.C. Variable Frequency Drive System.

Working Principle of Plastic Bottle Filling Machine

Bottles are feed on to in-built Infeed turn table, from where it delivered to SS conveyor belt. Conveyor belt transport bottles to filling station. Filling station has Pneumatic bottle stopper for exact bottle neck centering of bottles during filling operation. Nozzle goes upwards slowly from the bottom level of bottle towards neck during filling to minimize forming adjustable nozzle is reciprocating according to filling dose. The dosing block with a hexagonal bolt, this means different fill size can be set easily within minimum use of time. After liquid filling bottles are delivered to capping/labeling machine conveyor for further operations.

Technical Specification of Plastic Bottle Filling Machine

Model No.	AI-BFM 4	AI-BFM 8	AI-BFM 12
Bottle Diameter	Up to 90 mm*	Up to 90 mm*	Up to 90 mm*
Filling Range	10 ml to 1000 ml with help of suitable change parts / Syringe	10 ml to 1000 ml with help of suitable change parts / Syringe	10 ml to 1000 ml with help of suitable change parts / Syringe
Accuracy	+/- 1% Depending on Liquid with Single Dose	+/- 1% Depending on Liquid with Single Dose	+/- 1% Depending on Liquid with Single Dose
Electrical	440 Volts, 3 Phase Power Supply (50 Hz)	440 Volts, 3 Phase Power Supply (50 Hz)	440 Volts, 3 Phase Power Supply (50 Hz)
Power	2 H.P.	3 H.P.	5 H.P.
Production Output	Up to 60 Bottles per minute	Up to 120 Bottles per minute	Up to 180 Bottles per minute
Syringe Filling Range	10ml to 50ml,50ml to 100ml, 100ml to 250ml and 250ml to 500ml	10ml to 50ml,50ml to 100ml, 100ml to 250ml and 250ml to 500ml	10ml to 50ml,50ml to 100ml, 100ml to 250ml and 250ml to 500ml
Conveyor Height	850 to 950 mm	850 to 950 mm	850 to 950 mm
Overall Dimensions	1500 mm (L) x 90 mm (W) x 1550 mm(H)	2000 mm (L) x 900 mm (W) x 1550 mm(H)	2800 mm (L) x 950 mm (W) x 1550 mm(H)
Net Weight	350 kgs. approx.	500 kgs. approx.	700 kgs. 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 Bottle Filling Machine

Automatic Bottle Filling Machine

Digital Liquid Filling Machine

Semi Automatic Liquid Filling Machine

Automatic Eye Drop Filling Machine

Motion Liquid Filling Machine

Monoblock Liquid Filling & Capping Machine

Aseptic Liquid Filling Machine

Servo Driven Liquid Filling Machine

Applications of Bottle Filling Machine

Benefits of Plastic Bottle Filling Machine

Efficiency: Increases throughput, with some machines handling up to 90,000 bottles per hour.

Accuracy: Precise dosing reduces overfill and product waste.

Cost Savings: Automation reduces labor costs and improves consistency.

Versatility: Handles various bottle sizes, shapes, and liquid viscosities.

Hygiene: Stainless steel construction and no-contact filling ensure compliance with food safety standards.

Key Components of Plastic Bottle Filling Machine

Filling Mechanism:
- Gravity Filling: Suitable for low-viscosity liquids like water or juice, where the liquid flows into the bottle by gravity. Excess liquid is recollected to maintain a consistent fill level.
- Piston Filling: Ideal for higher viscosity liquids or products with particulates. The piston delivers a precise volume of product by controlling stroke length.
- Positive Displacement Pump: Handles a wide range of viscosities, from thin liquids to thick pastes, delivering consistent volumes based on pump rotations.
- Vacuum Filling: Uses a vacuum pump to suck liquid into the bottle, effective for low to medium viscosity liquids and preventing foam in carbonated drinks.
- Flow Meter Filling: Best for high-precision filling of low-viscosity liquids like water or wine, using flow meters to measure volume.
- Isobaric Filling: Designed for carbonated beverages, maintaining pressure to prevent foaming or overflow.

Bottle Handling:
- Machines accommodate various plastic bottle types and sizes, from small vials (0.1 mL) to large containers (20 L).
- Features like neck grippers ensure no contact between nozzles and the bottle, reducing contamination risks.
- Adjustable conveyor systems and star wheels handle different bottle shapes and sizes, with minimal changeover time for switching formats.

Automation Levels:
- Manual: Simple, operator-controlled machines for small-scale operations, often requiring manual bottle placement.
- Semi-Automatic: Operator places bottles, but filling is automated. Suitable for small to medium production.
- Fully Automatic: Fully automated systems with integrated rinsing, filling, and capping, capable of high outputs.

Control Systems:
- Modern machines use PLC systems with touchscreen HMIs for precise control and easy operation.
- Features like “no bottle, no fill” sensors prevent waste and ensure accuracy.
- Electronic dosing units in advanced models provide high precision and flexibility.

Material and Hygiene:
- Constructed from food-grade stainless steel for durability and compliance with hygiene standards.
- Anti-drip nozzles and easy-to-clean designs minimize product waste and contamination.
- Some machines include washing units to rinse bottles with distilled water before filling.

Specialized Features:
- Hot Fill Capability: For products like juices or sauces, machines heat the liquid and use specialized PET bottles with vacuum panels to withstand high temperatures and prevent deformation during cooling. Nitrogen dosing may be used to balance pressure.
- Aseptic Filling: Ensures sterile filling for products like milk or juices to prevent microbial contamination.
- Customizable Add-Ons: Integration with Capping, Labeling, and Shrink-Wrapping Machines for complete production lines.

FAQ for Plastic Bottle Filling Machine

What is a Plastic Bottle Filling Machine and what is its purpose?

A Plastic Bottle Filling Machine is a specialized automatic liquid filling system designed to efficiently and hygienically fill plastic bottles with a wide range of liquids and flowable products such as water, juices, oils, sauces, cosmetics, chemicals, and pharmaceuticals. It uses volumetric piston or syringe-based technology to ensure precise dosing, minimal waste, and high hygiene standards. These machines are ideal for integration into complete production lines (rinsing, filling, capping, labeling) in food & beverage, pharmaceutical, cosmetic, and chemical industries.

What models, capacities, and filling ranges are available?

The machine is available in three main models:

AI-BFM 4: Up to 60 bottles per minute (2 H.P.)
AI-BFM 8: Up to 120 bottles per minute (3 H.P.)
AI-BFM 12: Up to 180 bottles per minute (5 H.P.)

It supports bottle diameters up to 90 mm and filling volumes from 10 ml to 1000 ml (with suitable change parts/syringes). Syringe ranges include 10-50 ml, 50-100 ml, 100-250 ml, and 250-500 ml, with ±1% filling accuracy depending on the liquid.

What are the key features that ensure efficiency and hygiene?

Key features include:

“No Bottle – No Fill” system with pneumatic bottle stopper for precise centering.
Diving nozzles for foam-free filling and reciprocating motion to minimize spillage.
Machine structure in SS 304; all product contact parts in SS 316 with easy removal for cleaning, sterilization, or autoclaving.
Unique free-spinning bottle separator, built-in AC Variable Frequency Drive, automatic in-feed/exit, and minimum change-over time.
Hygienic design optimized for plastic bottles with high fill accuracy.

How does the Plastic Bottle Filling Machine work?

Bottles are fed onto the infeed turntable and transferred to the SS conveyor belt. A pneumatic stopper centers each bottle under the filling nozzles. The diving nozzles descend into the bottle and move upward slowly during filling to minimize foaming. The adjustable dosing block (with hexagonal bolt) delivers the precise volume quickly. Filled bottles are then delivered to the outfeed conveyor for capping and labeling.

Which industries use this machine and what are the main benefits?

It is widely used in the Food & Beverage, Pharmaceutical, Cosmetic, Chemical, and Biotech industries. Main benefits include:

Precision & reduced waste — ±1% accuracy and “No Bottle – No Fill” system.
High efficiency — Automation supports up to 180 bottles per minute while lowering labor costs.
Versatility — Handles various plastic bottle shapes, sizes, and liquid viscosities with fast changeovers.
Hygiene & easy maintenance — Stainless steel construction with quick-clean parts.
Seamless integration into complete production lines.

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