Tin container ring lid bottom production line is used in the majority of food storage. It is securely sealed and has tops that can be removed and replaced. Paints and varnishes, as well as tobacco, pharmaceutical, and cosmetic goods, are all stored in this type of cans. By roasting the mineral cassiterite with charcoal to a temperature of about 2500 degrees Fahrenheit in a furnace, tin can be extracted. The next stage is to remove impurities by leaching with acid or water solutions. Tin container ring lid bottom production line is widely used to make steel-containing cans.