JYB custom luxury airtight metal packaging coffee tin producers

Why coffee tin producers not easy rust ?

The material of the tinplate coffee tin box is tin-plated sheet steel. Because of the different gold properties of iron and tin, the two metals are easy to produce oxidation reaction under natural conditions, leading to corrosion and rust of the iron sheet. And do a good job of coffee tin box packaging, basically do not need to worry about this problem, because before the tin box forming, will be on the tinplate rust prevention treatment, one is printing with glossy oil, not only beautify the iron box, but also use the printing ink and the surface of the glossy oil, double protection of iron material; The other is plain iron tin box, no printing directly through the light oil. These two ways are very good isolation of iron and air moisture contact, slow down the oxidation rate of iron.

Dongguan JInyuanbao professinal production coffee tin producers , if you want custom welcome contact us !