Core advantages of all ceramic cups: no metal, no coating, no cross flavor, suitable for tea brewing and health drinking water; Shortcomings: Heavy weight, fear of falling, moderate insulation.
Distinguishing between true and false
Identify the double-layer all ceramic vacuum inner liner: the inner wall is warm and free of metallic light, the hand feel is thick, and the glaze is wear-resistant and does not peel off, eliminating the false all ceramic coating of stainless steel.
Required safety criteria
1280 ℃ high-temperature porcelain, in compliance with GB 4806.4-2023 food grade standards; The inner wall is pure white without printed gold, and only the outer wall can be used as underglaze or underglaze color.
Structure and insulation
Must have a double-layer ceramic vacuum structure; A water temperature of ≥ 50 ℃ for 6 hours at room temperature is considered qualified; Equipped with food grade detachable silicone rings, inverted without water leakage or odor.
Capacity recommendation
Office brewed tea: 450-500ml; commuting: 350-400ml; do not choose over 700ml, as it is too heavy and prone to breakage.
