Creating a Steel Vacuum Thermos Flask: A Step-by-Step Guide

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How to make a steel vacuum thermos flask

How to make a steel vacuum thermos flask

Making a steel vacuum thermos flask can be a great DIY project for those interested in creating their own insulated containers for keeping drinks hot or cold. Here are the steps to create a steel vacuum thermos flask:

Materials Needed:

  • Steel container
  • Vacuum pump
  • Insulating material (such as foam or fiberglass)
  • Lid with seal

Steps:

  1. Start by obtaining a steel container that will serve as the outer shell of the thermos flask. This can be a pre-made steel bottle or you can repurpose an existing container.
  2. Next, create a vacuum inside the steel container using a vacuum pump. This will ensure that the thermos flask is able to insulate the temperature of the liquid inside.
  3. After creating the vacuum, line the inside of the steel container with insulating material. This will help to further maintain the temperature of the liquid inside the flask.
  4. Finally, attach a lid with a seal onto the steel container to ensure that the vacuum and insulation are maintained.

Once these steps are completed, your steel vacuum thermos flask is ready to use! This DIY project can be a fun and practical way to create a custom insulated container for your hot or cold beverages.

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@patelmilind4903
6 months ago

Which specified sheet material used for making this bottle which is shown in the begging (in pipe making for bottle)???

@marklawrence343
6 months ago

Thanks very much for the great video and showing the process of the manufacturing of these excellent products. I own at least 6 different types.

@Muonium1
6 months ago

Hi Phoebe liking the music 🕺🏻haha. Do you have any information at all on the glass beads used at 7:20? The composition of the glass, the melting point, or the name or type of it? Do you have the name of a supplier of this type of glass? I'm trying to use it for a scientific experiment at school, thanks!

@sanasoufi74
6 months ago

what is the name of the welding technique that is used in the mouth and getter welding, and what is the parameter of this welding process? Would you please answer me?

@leecherlarry
6 months ago

For which Western brands do you produce their thermos products?