How Do Insulated Cups Work?

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What Is Insulated Cup?

An insulated cup is a double walled cup that can keep drinks hot for 6 hours or more or ice cold for up to 12 hours. With an insulated cup we can enjoy hot or cold drinking whenever at home, office, or on the camping living.


What Material Is Insulated Cup Made of?

what material insulated cup made

Insulated cups are usually made of 18-8 stainless steel (SUS 304), which is of kitchen food grade and has been widely used in food containers, medical equipment and kitchen products. They have great performance on corrosion prevention, are recyclable, eco-friendly, and 100% comply with food contact regulation of FDA/LFGB/ROHS.


How Do Insulated Cup Works?

double wall vacuum insulated stainless steel wine tumbler

There’s a vacuum insulated layer between the double walls of the insulated cup. This layer is made by vacuum technique to eliminate the air to create the vacuum layer, because the heat can not be transferred without air, the vacuum layer can stop heat flowing from inside to outside and from outside to inside to keep liquid (water, beer, coffee, wine etc.) hot or cold.


Do Insulated Cup Keep Drinks Cold?

What is a wine tumbler cup?

An insulated cup with vacuum insulation technology keeps drinks cold for up to 12 hours. With different sizes and designs, you can choose an insulated cup with cap to have better heat retention to keep cold longer than a cup without lid.

Copper shell will significantly improve ice cold retention by 15% to 30%. A good quality vacuum insulation cup could definitely keep drinks cold as your wish with vacuum insulation technique plus copper lining.


How Are Insulated Cups Made?

  1. source and purchase raw materials;  its main raw material is stainless steel 18-8 which is of food grade, corrosion resistance, and has been widely used for kitchen food container vessels.
  2. machine the shape of double walls of the stainless steel cup, then weld the two walls together.
  3. produce vacuum layer between the double walls to have vacuum insulation, then test the performance of vacuum insulation.
  4.  polishing and other surface treatment such as painting, coating, plating to have different custom decoration.
For more information about how to manufacture the insulated cups, you can read manufacturing processes here……


What Ecoshine Does?

Ecoshine Drinkware Limited is a professional OEM/ODM manufacturer factory for different stainless steel insulated cup/tumbler/bottle/mug products from concept design, tooling development, to final shipment for global customers with fast delivery and high quality products & services. We are your one stop sourcing supplier and trusted business partner, welcome to reach us for more information!


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