Tin coasters

详情

) made ​​of tin cans that jar, which is on the surface of tinplate is crossing iron tin. To play a protective role. Generally fine for packaging, and the use of printing (offset printing), commonly known as printing cans.
2) What is the tin? 
   Tinplate (English tinplate) is referred to as tinned cold rolled sheet steel, is high-quality low-carbon (carbon content  coated with a thin layer of very thin steel tin (0.***0.*5um) of metallic materials, also known as tinplate. It consists of a steel base, a tin alloy layer 2, layer 3, tin, a tin oxide film 4, the film 5 composed of five layers. General tinplate thickness from 0.***0.*5mm.
3) cans of advantages: 
    a good mechanical properties: tin cans compared to other packaging containers, such as the strength of plastic, glass, paper containers are large, and good rigidity, easy to break. Not only for small sales package, and is the main container large transport packaging