Qiming empty tuna tin can material is tinplate
Tinplate, also known as tin-plated iron, is a common name for electroplated tin thin steel plates, with the English abbreviation SPTE, which refers to cold-rolled low-carbon thin steel plates or strips coated with commercially pure tin on both sides. Tin is mainly used to prevent corrosion and rust. It combines the strength and formability of steel with the corrosion resistance, solderability, and aesthetic appearance of steel in one material. It has the characteristics of corrosion resistance, non-toxicity, high strength, and good ductility.
Advantages of tinplate:
- Good mechanical properties: Compared with other packaging containers, such as plastic, glass, and paper containers, tinplate cans have high strength, good rigidity, and are not easy to break. Not only for small sales packaging but also for the main container for large transport packaging.
- Excellent barrier properties: Tinplate cans have better barrier properties than any other material and have good gas barrier properties, moisture resistance, light-shielding properties, and fragrance retention properties. Coupled with reliable sealing, they can reliably protect the product.
- Mature technology and high production efficiency: tinplate cans have a long history of production. The mature technology has a complete set of production equipment that is matched with it. It has high production efficiency and can meet the packaging needs of various products.
- Exquisite decoration: metal material has good printing performance; the pattern logo is bright and beautiful.
- Various shapes: tinplate cans can be made into various shapes according to different needs, such as square cans, oval cans, round cans, horseshoe shapes, trapezoids, etc., which not only meets the packaging needs of different products but also makes the packaging container more changeable and promotes.
There are two types of empty tuna cans in QIMING, one is 2 piece cans, another type is 3 piece cans(pressitin tin can).
- 2 piece can is made on punching machine, one-piece tinplate sheet will be cut to be round shape firstly and then be punched vertically.2 piece can usually have aluminum internal lacquer and used to pack meat and fish.2 piece can is stack-able because the bottom diameter is a little smaller than the top.
- It is able to make printing external surface, but it’s a little more difficult than 3 piece can.
3 piece can is self-sealing type, not need machine sealing, it is the manual type, just need to push the bottom into the body ok.
If you are interested in our two types of empty tuna cans please do not hesitate to contact us.