Fine tin products such as Tea Tins go into ordinary people's lives, and besides embellishment, it is a taste. It can be widely used and loved by people because of its own outstanding characteristics. So in daily life, how can we tell if tea tin cans are made of tin? Following Guangzhou Baiyun District Shuncheng Hardware Products Factory teach you a few ways to identify it.
1, first hear its "sound." The pure tin material is good in ductility, because it is distorted and sound, it is called "ring tin". The handicraft is distorted and becomes distorted, so you cannot use this method when you buy it, but we can “smell it” in a simpler way: Use your fingernail to gently sweep the tin from the palm of your hand, and 97% of the tin has clear metal Acoustic and brief echoes; 99.9% of tin sounds are not brittle and have no echoes, and are made of tin.
2. Look at its "color" again. Pure tin, silver color, bright as a mirror! Although the tin content of 97% is bright after polishing, it is dark and bright; the tin content of 99.9% is bright and bright after polishing, and it is a tin device that looks like a silverware. Modern times originated from Tin Tin's old “spot tin,” which was characterized by the fact that the spot must be spotted at a purity of 99.9%. In addition to the “color like silver” at the polishing site, black and white, gray and light and dark texture effects can be demonstrated. Tinware exquisitely carved, Huaguang Yi Cai, fine tin products.
3, three to distinguish its "quality." Quality, refers to the purity of the tin, the higher the purity of the tin, the more durable, the food is not only harmless, but also can be kept fresh for a long time; low purity tin, loaded food is perishable, but also not durable enough. The imported tin devices indicate more purity. Most of the domestic tin devices are not specified, but we can know a little about them from their origin. The tin products in Malaysia, Thailand, and Singapore are mostly 97% tin, and they claim to be pure tin. 99.9% of tin products are produced only in Tindu, which is a pure tin in the real sense, or high-purity tin and fine. tin. The content of less than 97% belongs to the lower-grade tin, no practical value and collection value, not recommended for purchase.