The quality of the mug on the market is mixed, how can ordinary consumers identify it? The industry suggested that should focus on the inner bile structure of the insulation performance, cup cap and bottle body sealing degree, material release harmful substances, etc., specific through four strokes to identify.
The identification of the internal bile insulation of the technique is the main technical index of the mug, after filling with boiling water, clockwise tighten the cork or cup lid, after 2-3 minutes with hand touch cup body appearance and the lower part, if found Cup body and cup body has obvious warm phenomenon, it shows that the liner has lost the vacuum degree, can not achieve good insulation effect.
Two distinguishing sealing performance with a glass of water inverted four, five minutes, the cover to tighten, the cup flat on the table, or forcibly dumped a few, such as no leakage phenomenon, the sealing performance is good, but also to see if the cup lid and cup mouth of the rotation is flexible, whether there is a gap.
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