Capsule Filling: The Power of Tamping Techniques
This article provide information about Tamping principle of Capsule filling machine, mechanism, advantage, applications and limitations.
Capsule Filling: The Power of Tamping Techniques
What is the Tamping Principle in Capsule Filling Machine?
The tamping principle is a weight adjustment technique used in capsule filling to achieve consistent and accurate weight. The tamping principle involves compressing the fill material inside the dosing disc and form a slug by applying pressure and further more that slug will be filled in the capsule body. The tamping pressure is controlled by adjusting the height of the tamper pin. The tamping principle is widely used in powder filling.
What is mean by capsule Filling ?
Capsules are typically made of gelatin and can be filled with various types of fill materials, such as powders, pellets. The fill material must be accurately weighed to ensure the correct dosage and efficacy of the drug. The tamping principle is a weight adjustment technique used in capsule filling for powder material to achieve consistent and accurate weight.
How weight adjustment done during capsule filling of powder by using Tamping pin ?
For Reducing the weight : If your initial tamping position is 10.00 mm and fill weight is achieving 200 mg, If need to increase weight by 50 mg i.e. fill weight of 250 mg. then you have to reduce the reading from 10 mm to 7/8 mm i.e. powder will compress more results to allow more new powder in disc hole and ultimately weight will be increase proportionally.
For Increasing the weight : If your initial tamping position is 10.00 mm and fill weight is achieving 200 mg, If need to decrease weight by 50 mg i.e. fill weight of 150 mg. then you have to increase the reading from 10 mm to 12/13 mm i.e. Position of tamping pin will come up and it will avoid to fill the more powder so ultimately fill weight will be reduced proportionally
In short if you want to increase the fill weight need to give more tamping/pressure and if you want to reduce the fill weight then Tamping/pressure should be released.
Mechanism of Tamping principle
The tamping principle works by compressing the fill material inside the capsule. The tamper pin is used to apply pressure on the powder in the dosing disc and form a slug and furthermore that slug will be filled in the Capsule body. The tamper pin is controlled by a cam or a servo motor. The height of the tamper pin determines the amount of pressure applied to the fill material. The pressure is adjusted to achieve the desired weight of the fill material.
Advantages of Tamping principle :
The tamping principle offers several advantages in capsule filling, such as:
- Consistent weight
- Accurate weight
- High speed
- Minimal dust generation
- Suitable for powders
Limitations of Tamping principle :
The tamping principle also has some limitations, such as:
- Limited suitability for liquids
- Limited suitability for sticky materials
- Limited adjustability for small quantities
Applications of Tamping Principle
The tamping principle offers high speed, accuracy, and consistency in weight adjustment. The tamping principle is used in powder filling to achieve accurate weight and consistent dosing. The tamping principle is suitable for various types of powders, such as fine powders, free-flowing powders, and cohesive powders. The tamping principle is also suitable for powders that are prone to segregation, as it helps to prevent segregation during the filling process.
Frequently Ask Questions (FAQ)
How does the tamping principle work?
The tamping principle works by compressing the fill material inside the dosing disc by using the tamping pins and release it in capsule body. The height of the tamping pin determines the amount of pressure applied to the fill material.
What are the advantages of the tamping principle?
The tamping principle offers several advantages in capsule filling, such as consistent weight, accurate weight, high speed, minimal dust generation, and suitability for powders.
What are the limitations of the Tamping principle?
The tamping principle has some limitations, such as limited suitability for liquids, limited suitability for sticky materials, and limited adjustability for small quantities.
What are the applications of the tamping principle?
The tamping principle is widely used in capsule filling for powders . It is suitable for various types of powders , including those that are prone to segregation or require controlled release.
