Quality Requirements for Tinplate Food Cans

Tinplate remains a premier choice for packaging food and beverages due to its excellent machinability, airtightness, and resistance to corrosion. As a result, tinplate cans excel in preserving the original color, aroma, and vitamin C content of their contents inside better than other packaging options, allowing for extended shelf life.

Ensuring the highest standards in food packaging is crucial for maintaining product integrity and consumer safety. Quality requirements for tinplate food cans play a pivotal role in this process. 

Quality requirements for tinplate food cans - Cans can only demonstrate their superiority when they meet the following quality requirements.

Comply with food hygiene standards, that is, commercial sterility - after the can is moderately sterilized, it does not contain pathogenic microorganisms, nor does it contain non-pathogenic microorganisms that can multiply in it at normal temperatures.Comply with heavy metal content index requirements. Comply with heavy metal content index requirements.

Preservatives should not be added to canned foods. A few commonly used food additives that need to improve flavor, color and other purposes and their usage amounts should comply with the standards for the use of food additives.

Certain additives such as sodium metabisulfite are detrimental to can wall corrosion. Although they meet the limits specified in the standard from a hygienic perspective, they pose a hazard to corrosion. Therefore, when using additives, the overall quality of the can should be weighed and considered comprehensively.