How to buy a high-quality vacuum insulated water bottle？
At present, there are many kinds of stainless steel vacuum insulated water bottles on the market, and the price difference is very large. For some consumers, they do not understand the principle and often spend a lot of money to buy unsatisfactory vacuum insulated water bottles.
How can we buy a high quality vacuum insulated water bottle? First, check the appearance of the vacuum insulated water bottle. 1. See if the polishing of the inner and outer surfaces is uniform, whether there are bruises and scratches. 2. Observing whether the welding of bottle mouth is smooth and consistent is related to the comfort of drinking water. 3. The quality of plastic parts will not only affect the service life, but also the drinking water hygiene. 4. Check whether the internal seal is tight. Whether the screw plug and bottle body fit properly. Whether it is free to spin in and out, whether it leaks water. Fill the vacuum insulated water bottle with water and then invert it for 4 to 5 minutes or shake it forcefully to verify the leak.
Testing the insulation performance of the vacuum insulated water bottle, the performance of the vacuum insulated water bottle is the main technical index of the vacuum insulated water bottle. Generally, it is impossible to check according to the standard when purchasing, but it can be filled with hot water and detected by hand. The lower part of the vacuum insulated water bottle will heat up after two minutes of hot water filling the non-insulated bottle, while the lower part of the insulated bottle will always be cool.