Aseptic filling machine

Basic Concepts of Aseptic Filling System


Aseptic filling:

The process of filling and sealing commercially sterile liquid materials and sterilized packaging materials in a sterile environment allows the food to be transported and stored at room temperature within the shelf life.


Commercial sterility:
The packaged liquid food does not contain pathogenic bacteria or microorganisms that can proliferate at room temperature.

Aseptic Filling Line Equipment Process Flow

Main Components of Aseptic Filling Equipment





① Aseptic filling machine main body


② Atomized hydrogen peroxide center station


③ Cleaning center station


④ Automatic capping and cap disinfection system

Aseptic Filling Machine Mainframe Components and Working Content

Bottle Sterilization System

For sterilization inside the bottle, the atomized hydrogen peroxide passes through the heating device, and the temperature is raised to 130°C (<60°C when it reaches the bottle), and then distributed to the bottle dry sterilization system of the filling equipment through the hydrogen peroxide atomizing distributor.


The sterilization unit is equipped with a spray rod of the atomized hydrogen peroxide that can automatically raise and lower the dispenser. The effective length of the spray rod is generally 5mm (when the bottle type is different, the length of the spray rod is also designed according to the bottle type), which fully ensures that the inside of the bottle is completely covered by the high-temperature atomized hydrogen peroxide without dead corners, so as to achieve a completely effective sterilization effect.


This technology can also set different sterilization and blowing parameters according to the difference in bottle types to ensure that it can achieve effective sterilization, safe residue, and prevent bottle deformation.


Sterilization process
Sterilization method
Decomposition of end products
2 passes
Dry sterilization
Moisture, oxygen

Hot Air Decomposition System



The products of hydrogen peroxide decomposition are harmless oxygen and water.


The decomposition rate of hydrogen peroxide is extremely slow at room temperature. The decomposition rate of hydrogen peroxide can be quickly increased after heating.


Reliability: >LOG 6 bottle sterilization capacity (according to national standard indicator bacteria)


Safety: <0.5ppm H2O2 residual amount in the bottle at T0


This technology can also set different sterilization and blowing parameters according to the difference in bottle types to ensure that it can achieve effective sterilization, safe residue, and prevent bottle deformation.


Hot air decomposition process
Decomposition method
Principle
2 passes
Hot air blowing
Rapid decomposition


Filling System









The filling system is one of the cores of this unit. The upper structure of the filling system is all outside the 100-level room. There are only the filling valve port and bottle clamping device in the 100-level room. This greatly simplifies the internal structure of the equipment and maximizes the process environment of the filling area.


Non-contact filling is used to avoid repeated contamination.


The original dual-speed filling technology is used. In the filling process, common products on the market do not foam.


Number of filling heads
Container type
Filling volume Bottle mouth type
24
PET bottle
200ml-1.5L
28/38

Capping System


In view of the weaknesses of the traditional mechanical gear-transmitted capping system, such as the inability to adjust the capping speed, the impact movement of the capping head, and the difficulty of adjusting the capping torque technology.


The servo motor can control the speed, and the position accuracy is very accurate. It can convert the voltage signal into torque and speed to drive the control object. The rotor speed of the servo motor is controlled by the input signal and can respond quickly. In the automatic control system, it is used as an actuator, and has the characteristics of small electromechanical time constant and high linearity. It can convert the received electrical signal into angular displacement or speed output on the motor shaft.


The capping servo system of the equipment sets the capping parameters according to the beverage production process through the human-machine interface, including capping torque, capping speed and total capping angle, etc.


The capping system controlled by the servo motor can freely set the parameters of the capping servo motor through the human-machine interface, setting and modifying PLC parameters when changing product lines.

Atomized Hydrogen Peroxide Center Station






The equipment system consists of a hydrogen peroxide (hydrogen peroxide) atomization unit, a sterile water unit, a sterile gas unit and a waste gas recovery unit; SIP/SOP and sterile water preparation are completed in this system.


Unit name
Process
Function
Feature
Hydrogen peroxide atomization
Atomization, temporary storage
Dry sterilization
High efficiency, no residue
Unit name
Process
Function
Feature
Aseptic air
Rough and fine filtration
Hot air decomposition
Ensures no hydrogen peroxide residue
Unit name
Process
Function
Feature
Sterile water
Rough filtration, fine filtration
Bottle top rinsing
Ensure bottle tops are free of residue
Unit name
Process
Function
Feature
Purification of tail gas
Purification of tail gas
Purification of exhaust gas inside the equipment
Ensure no hydrogen peroxide residue in the workshop

Cleaning Center Station

The cleaning center station adopts Siemens' top 1500PLC control, and valves and instruments use first-line brand accessories.


The cleaning center station adopts full automatic control according to the needs of production and maintenance. The system can automatically complete seamless switching between production and maintenance (CIP/SIP/COP) according to the needs of the process, and there is no need to manually switch valves during the whole process.


The cleaning center station also has a steam barrier function. The core component of the system is a four-way steam barrier anti-mixing valve. In this way, when switching between production and cleaning, the cleaning and sterilization of the steam barrier can completely prevent different liquids in the process pipeline from mixing and contaminating each other.


System name
Function
Isolation technology
Control method
Cleaning center station
COP/CIP/SIP
Steam barrier
Fully automatic
Unit name
Process
Function
Characteristics
Aseptic gas
Rough filtration, fine filtration
Equilibrium tank pressure preparation
Aseptic gas
Unit name
Process
Function
Characteristics
Barrier steam protection
Steam protection
For sterile four-way valves and center tubes
Sterile protection

CIP Process

Steps
Temperature
Liquid used
Liquid concentration
Duration (min)
Cleaning method
Water washing
50-60℃
RO water
- 10~15 Flow through flushing
Alkaline washing
75±5℃
NaOH
2±0.3%
20 According to the process
Circulation cleaning
Water washing
50-60℃
RO water
- 5 Flow through flushing
Acid washing
65±5℃
HNO
1.5±0.3%
20 According to the process
Circulation cleaning
Water washing
50-60℃
RO water
- 15 Flow through flushing
RO water washing
Room temperature
RO water
- Until room temperature
Flow through flushing

Automatic Capping and Cap Disinfection System

The automatic capping system consists of a cap bin and a cap sorting machine.


The cap disinfection system consists of a cap sterilizer, cap hot air decomposition, and cap conveying.


The cap sterilization adopts dry sterilization technology with gasified hydrogen peroxide as the sterilization medium.


The cap transmission is single-row forward to ensure that the sterilization time of all caps is consistent; hot sterile gas is used for high-speed blowing to ensure that the residual sterilization medium meets the standard.


Reliability: > LOG 6 cap sterilization capacity (according to national standard indicator bacteria)


Safety: < 0.5ppm H2O2 residual in the cap at T0 time.


Cap material
Cap shape
Cap specification
Production capacity
Plastic
Round
28/38
Match filling speed

High-Performance Aseptic Filling Machines for Safe and Efficient Production


Micmachinery is a trusted aseptic filling machine manufacturer specializing in advanced aseptic filling technology for various liquid products. Our aseptic filling equipment ensures superior product safety and extends shelf life by maintaining a sterile filling system throughout the process. Designed for industries such as dairy, beverages, and pharmaceuticals, our solutions guarantee contamination-free production with high efficiency and precision.


Key Features of Our Aseptic Filling Machines


1. Cutting-Edge Aseptic Processing

Our aseptic filling line is engineered to maintain product sterility from start to finish. The system utilizes advanced sterilization methods for bottles, caps, and filling environments, ensuring compliance with industry hygiene standards.


2. Versatile Aseptic Filling Solutions

Micmachinery offers a range of aseptic liquid filling machines, including aseptic juice filling machines, aseptic milk filling machines, and aseptic PET bottle filling systems. These solutions accommodate various packaging formats, making them ideal for producers seeking flexibility in their production lines.


3. High-Speed and Precision Filling

Our aseptic bottling line operates with state-of-the-art automation, allowing precise and consistent filling. The advanced cold aseptic filling system minimizes heat exposure, preserving the freshness and nutritional value of sensitive beverages such as milk and fruit juices.


4. Reliable Sterile Environment Control

As one of the leading aseptic milk filling machine manufacturers, we integrate cutting-edge sterile filling equipment into our systems. This includes HEPA filtration, UV sterilization, and steam-based decontamination to maintain a contamination-free production environment.


5. Cost-Effective and Customizable Solutions

Micmachinery provides tailored aseptic filling systems to meet specific production needs. Our expert team evaluates each customer’s requirements to deliver efficient, space-saving designs with competitive aseptic filling machine prices.


Why Choose Micmachinery?


As a professional manufacturer of aseptic bottle filling machines, we combine technical expertise with industry-leading innovation. Our machines meet international food safety standards, ensuring high-performance production with minimal waste. Whether you need a high-speed aseptic bottling line or a fully automated sterile filling machine, we have the solution for your business.

For more details on our aseptic filling machines or to request a quote, contact us today!
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