Dingjiang's Automatic Liquid Packaging Machine

DJ-Z25 5-25kg bread crumbs packing machine ready ship to spain
About 25kg semi automatic grain pack machine

Machine Usage
This machine is suitable for 5-25 kg Grain filling weighing, many kinds of grain such as:
Sugar, salt, washing powder, seeds, rice, gourmet powder, feed, coffee, sesame etc daily food, condiment small granular.


Machine Feature
♦ High Accuracy and high speed.
♦ Packaging grain in 5-25kg bags or bottle.
♦ Double feed, Big valve and small vibration, Assure you good accuracy and speed.
♦ Chinese/English or custom your language in the touch screen.
♦ Reasonable mechanical structure, easy to change size parts and clean up.
♦ We use famous brand Siemens PLC, Schneider electric, more steady.
♦ Machine working with small noisy.
♦ All machine SUS 304 material.


Check this line situation












This breadcrumbs packing machine is suitable for small bag and big pack ,when you have any request ,contact us anytime .

(Summary description)This machine is suitable for many kinds of powder pack in bag or bottle ,pack weight 50-3000g,such as:milk powder ,flour ,rice powder ,protein powder ,Seasoning powder, chemical powder, medicine powder,coffee powder ,soy flour Etc.


This machine is suitable for many kinds of powder pack in bag or bottle ,pack weight 50-3000g,such as:milk powder ,flour ,rice powder ,protein powder ,Seasoning powder, chemical powder, medicine powder,coffee powder ,soy flour Etc.


 


  


 





 


feature machine:


1.50L side opening Hopper ,easy to clean


2.Packaging powdery in 50-3000g bottle or bag .


3.Servo motor drive the auger ,got high accuracy .


4.Have one stir on the hopper ,assure the powder fill in the auger .


5. Chinese/English or custom your language in the touch screen.


6.Reasonable mechanical structure, easy to change size parts and clean up.


7.Through changing accessories, the machine is suitable for various powder products.


8. We use famous brand electric ,more steady .


9.We match one vacuum cleaner ,collect dust and easy to clean the machine .


 





 





  


parameters machine:





Package Weight
50-3000g changeable( by changing auger attachment)


Package Accuracy
±0.3-1%（ according to the  material  ）


Packaging Speed
10-45times/min


Power Supply
380V  50Hz/60Hz( Customizable 220V’s motor)


Hopper Volume
50L


Total Power
1.5Kw


Overall Dimensions
1200×800×2150mm


Operational Style
PLC control system ,5.7 inch colorful touch screen




 


 





 


 

(Summary description)The rotary premade bag powder packing machine is suitable for powder materials with certain fluidity. The rotary premade bag powder packing machine is suitable for quantitative packaging of powder in various packaging containers such as bags etc.,

The rotary premade bag powder packing machine is suitable for powder materials with certain fluidity. The rotary premade bag powder packing machine is suitable for quantitative packaging of powder in various packaging containers such as bags etc., with fast speed and high precision. So when we all design the powder packaging machine, what do you know about the methods of designing the powder packaging machine?




 

1. For the periodic pulsation type multi-station rotary premade bag powder packing machine, on the one hand, it is necessary to reduce the process operation time of each station, and attention should also be paid to shortening the process operation time of the process with a long processing time. This can be achieved by "process dispersion method" accomplish.

 

2. Reliable and perfect detection and control system. Through automatic detection, automatic deletion, interlocking, automatic troubleshooting and automatic adjustment, etc., the effect of reducing parking can be achieved.

 

3. Reasonably design the cycle diagram of the automation to shorten the working cycle time of the automation.

 

4. For the rotary premade bag powder packing machine with continuous function, the main method should be to increase the number of stations.

 

5. To improve the reliability of the automatic working machine, in addition to requiring the correct process principle and structural design of the automatic working machine, there should be reasonable requirements for the material, heat treatment, manufacturing accuracy of the parts and the assembly accuracy of the parts and the machine.

 

6. Correct selection and design of rotary premade bag powder packing machine working actuators and their motion rules. Usually, it is beneficial to increase the speed of movement by making the working actuator perform rotary motion; while in the working mechanism for reciprocating motion, the working stroke should be slow and the idle stroke should be fast.

(Summary description)This machine is suitable for many kinds of powder pack in bag or bottle ,pack weight 50-3000g,such as:milk powder ,flour ,rice powder ,protein powder ,Seasoning powder, chemical powder, medicine powder,coffee powder ,soy flour Etc.


This machine is suitable for many kinds of powder pack in bag or bottle ,pack weight 50-3000g,such as:milk powder ,flour ,rice powder ,protein powder ,Seasoning powder, chemical powder, medicine powder,coffee powder ,soy flour Etc.


 





 


Feature machine


1.50L side opening Hopper ,easy to clean


2.Packaging powdery in 50-3000g bottle or bag .


3.Servo motor drive the auger ,got high accuracy .


4.Have one stir on the hopper ,assure the powder fill in the auger .


5. Chinese/English or custom your language in the touch screen.


6.Reasonable mechanical structure, easy to change size parts and clean up.


7.Through changing accessories, the machine is suitable for various powder products.


8. We use famous brand electric ,more steady .


9.We match one vacuum cleaner ,collect dust and easy to clean the machine .


 





 





 


Parameters machine:





Package Weight
50-3000g changeable( by changing auger attachment)


Package Accuracy
±0.3-1%（ according to the  material  ）


Packaging Speed
10-45times/min


Power Supply
380V  50Hz/60Hz( Customizable 220V’s motor)


Hopper Volume
50L


Total Power
1.5Kw


Overall Dimensions
1200×800×2150mm


Operational Style
PLC control system ,5.7 inch colorful touch screen




 

How Accurate Is an Auger Powder Filling Machine?
Introduction
An auger powder filling machine can typically achieve filling accuracy between ±0.5% and ±2%, depending on the powder type, filling weight, machine configuration, and production conditions. Accuracy is important because inaccurate filling increases material waste, causes inconsistent package weights, and may create quality control problems during production.

For factories handling food powder, nutritional powder, pharmaceutical powder, or chemical powder, understanding the real accuracy limits of auger filling systems helps prevent incorrect equipment selection.


What Is an Auger Powder Filling Machine?
An auger powder filling machine uses a rotating screw to dispense powder into bags, bottles, jars, or containers.

The filling system normally includes:


Hopper
Auger screw
Servo motor
Agitator
Filling nozzle
PLC control system

The auger rotates a controlled number of turns to release a preset powder volume.

This system is widely used for:


Milk powder
Protein powder
Flour
Spice powder
Coffee powder
Chemical powder


How Auger Filling Accuracy Works
Volumetric Filling Principle
Auger filling is mainly based on volumetric dosing.

The auger screw pushes powder forward during rotation.

The filling amount depends on:


Auger diameter
Screw pitch
Rotation speed
Powder density

If powder density changes during production, filling weight may also change.


Servo Motor Control
Modern auger filling machines usually use servo motors for precise rotation control.

Servo systems improve:


Filling consistency
Repeatability
Speed adjustment
Response accuracy

Servo-driven auger fillers are more stable than clutch brake systems.


Typical Accuracy Range of Auger Powder Filling Machines
Small Weight Filling
Typical Range

10g to 1kg

Common Accuracy

Approximately ±1% to ±2%

Typical Products

Coffee powder
Spice powder
Protein powder

Small filling weights are more sensitive to powder flow variation.


Medium Weight Filling
Typical Range

1kg to 10kg

Common Accuracy

Approximately ±0.5% to ±1%

Typical Products

Flour
Milk powder
Chemical powder

Larger filling weights normally improve percentage accuracy stability.


Large Bag Filling
Typical Range

10kg to 50kg

Common Accuracy

Approximately ±0.2% to ±0.5%

Typical Equipment

Auger filling with load cell weighing
Gross weighing bagging systems

Large industrial bagging machines usually combine auger feeding with weighing control.


Factors That Affect Filling Accuracy
Powder Flowability
This is one of the biggest factors.

Free-flowing powders fill more consistently than sticky or compacting powders.

Difficult Powders Include

Fine flour
Cocoa powder
Starch powder
High-fat milk powder

These materials may bridge inside the hopper and reduce consistency.


Bulk Density Stability
If powder density changes during production, the same auger rotation produces different weights.

Density changes may come from:


Vibration
Humidity
Powder aeration
Material settling

Stable feeding improves consistency.


Auger Screw Design
Different powders require different auger designs.

Key factors include:


Screw diameter
Screw pitch
Screw length

Using the wrong auger may cause:


Pulsing discharge
Underfilling
Powder leakage


Hopper Agitation
Agitators help maintain stable powder flow.

Without proper agitation:


Powders may bridge
Tunnel flow may occur
Filling becomes unstable

Agitation is especially important for fine powders.


Machine Calibration
Incorrect calibration directly affects filling accuracy.

Operators should regularly check:


Servo parameters
Weight calibration
Screw wear condition

Routine maintenance helps maintain stable filling performance.


Auger Filling vs Weighing Filling Accuracy





Filling Method
Typical Accuracy
Suitable Products




Auger Volumetric Filling
±1% to ±2%
Fine powders


Auger + Load Cell Feedback
±0.2% to ±0.5%
Large bags


Net Weigh Filling
Higher precision
High-value products





Pure volumetric auger systems are faster, but weighing systems usually provide better final accuracy.


How to Improve Auger Filling Accuracy
Step 1 Use Stable Powder Feeding
Install:


Screw feeders
Vacuum loaders
Level sensors

Consistent hopper feeding reduces density fluctuation.


Step 2 Match the Correct Auger Screw
Different powders require different screw structures.

Testing actual product samples is important before production.


Step 3 Control Environmental Conditions
Humidity affects powder flowability.

Factories should maintain:


Stable temperature
Dry production conditions
Proper ventilation


Step 4 Perform Regular Calibration
Calibration should be checked:


Before production shifts
After product changes
After maintenance work

Ignoring calibration reduces long-term accuracy.


Step 5 Reduce Machine Vibration
Excess vibration changes powder settling behavior.

Stable machine installation improves filling consistency.


Common Accuracy Problems
Inconsistent Powder Density
This creates unstable filling weights.

Common causes:


Irregular feeding
Powder aeration
Material segregation


Powder Leakage
Leakage near the filling nozzle affects actual package weight.

Proper sealing and dust collection are important.


Screw Wear
Worn auger screws reduce filling consistency over time.

Regular inspection helps prevent accuracy loss.


Incorrect Operator Settings
Improper parameter settings may cause:


Overfill
Underfill
Slow filling cycles

Operator training is important for stable production.


Practical Tips for Factory Buyers
Request Real Material Testing
Machine suppliers should test:


Actual powder samples
Real filling weights
Target packaging formats

Testing gives more reliable results than theoretical data.


Check Accuracy Under Production Speed
High speed may reduce filling stability.

Accuracy should be verified during normal production conditions.


Evaluate Cleaning Requirements
Food and pharmaceutical powders may require:


Stainless steel construction
Tool-free disassembly
Easy internal cleaning

Poor cleaning design may cause contamination problems.


FAQ
What accuracy is normal for auger powder filling machines?
Most auger filling systems operate between:


±1% to ±2% for small packages
±0.2% to ±0.5% for large bags with weighing systems


Why does powder density affect accuracy?
Auger fillers measure volume, not direct weight.

If powder density changes, the same auger rotation produces different package weights.


Are auger fillers suitable for sticky powders?
Some sticky powders are difficult to handle.

Additional agitation or special screw designs may be necessary.


Can one auger filler handle multiple products?
Yes, but different powders may require:


Different auger screws
Different parameter settings
Cleaning procedures between products


Is servo control important for accuracy?
Yes.

Servo motors improve rotation precision and filling consistency compared with traditional clutch systems.


Conclusion
Auger powder filling machines provide practical and stable filling solutions for many powder products. Actual filling accuracy depends on powder characteristics, machine design, calibration quality, and production conditions.

Factories should focus on:


Powder behavior
Stable feeding
Correct screw selection
Regular calibration

Testing real production materials before purchase is strongly recommended.

DJ-PACK provides customized auger powder filling solutions for food, healthcare, pharmaceutical, and chemical powder packaging applications.