Page 46 - FoodFocusThailand No.206 MAY 2023

SMART PRODUCTI
SMART PRODUCTIONON

filling, sealing, wrapping, and packing to be delivered to Liquid Filling Machines This filling machine is used
market. These products can range from liquid foods and 3 to fill liquid materials with a creamy or viscous texture
beverages to oils, fruit juices, syrups, powders, and spices because these foods have high flow resistance and are
and may be packed in plastic bottles, glass bottles, metal difficult to pour by hand. They come in various types, including
cans, cartons, pouches, and tubes. Therefore, the filling twin-head, four-head, six-head, and eight-head liquid filling
machine should be designed to fill the exact quantity of a machines; volumetric filling machines; and automatic liquid
specific product into its container without leakage, corrosion, filling machines.
or difficulty in maintenance. It is also important for the A fully automatic and semi-automatic filling machine
machine to be versatile. The three types of filling machines was developed to reduce human intervention, but it still
are: allows the operator to adjust the speed, volume, and type of
container following the machine’s work. The machine
Bottle Filling Machines are used to fill products operation starts with the movement of the packaging
1 with a wide range of viscosities, from liquids to highly through the conveyor belt to the packing section. During
viscous substances. The machine is able to handle any the process, this filling machine fills the liquid before
shape of bottle, so it can eliminate problems that occur sending it to the next step. However, the exact filling
with manual filling and improve filling speed and accuracy. technology used differs depending on the properties
The types of bottles to be filled include PET bottles, of the liquid, the type of container, and the desired
glass bottles, and plastic bottles such as those for soy filling accuracy. The filling step also determines the machine
sauce, salad dressing, dairy products, soft drinks, and fruit type and filling process. This is because some liquids are
sauces. clear and free-flowing, while others can be very viscous,
foamy, or contain suspended particulates. As a result,
Powder Filling Machines are useful for filling the type of liquid and container are the primary considerations
2 an extensive range of powdered and free-flowing in selecting the appropriate approach and ensuring that
granulated products, for example, semi-automatic auger the machine continues to work efficiently. There are five
filling machines, automatic dry injectable powder filling liquid filling systems available, which are as follows:
machines, and automatic monoblock dry powder filling 1. Gravity Filler This is a system that relies on gravity
machines. This machine has a connection system for to control the amount of liquid in a container according
washing, filling, and sealing, thus reducing exposure to the required weight. It is usually a time-based feed
and contamination in the production line. It is suitably from a tank located above the filling heads supplying
used for cereal powder, tea, coffee, sugar, and syrup the liquid. A valve under the filling head opens and
powder. allows the right amount of fluid to flow into the bottle
before the valve closes after the allotted time. Ideally, the

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