There are two types of coatings for easy-open metal lids according to their uses. Generally, they can be divided into two types: internal and external. The external coatings include primer coatings, white coatings, colored inks, and varnishes.
Advantages of the new XRE easy open end
Tinplate iron is also called high-gloss iron or mirror iron
TFS iron also has iron patterns on the surface, which looks darker than tin iron. It is also called black iron. The hardness is generally T3-T4. The workability is not good. Some round cans are mainly used. The advantage is that the oxidation resistance is relatively high, and it is not easy to scratch and grow. rust!
Production process of easy open cans
The roll-sealing of TFS cans is usually completed by a two-step operation.
Aluminum and aluminum alloy sheets are pure aluminum or aluminum-manganese and aluminum-magnesium metal materials with metallic luster
If the contents of the easy-open-top cans are corrupted due to lax sterilization, it is not that gas enters the cans from the outside to cause secondary pollution, but the effect of anaerobic bacteria.
