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10
May
The manufacturing process of credit card consists of multiple steps:
Initially the plastic core and cover materials are compounded and cast into sheet form;
Then the middle is the printed with suitable information;
After that the laminates are applied to the core;
And lastly the assembled sheet is cut into entity cards.
1. Plastic compounding and molding
The plastic for the core sheet is completed by melting and addition of polyvinyl chloride acetate with additional additives. The merged components are move to an extrusion molding equipment, which forces the molten plastic from side to side a small flat jaws known as a die. As the piece exits the die, it goes from side to side a series of three rollers stacked on top of each other that pull the sheet the length of. These rollers stay the sheet flat and uphold.
The laminate films used to fur the core store are made by alike extrusion process. These thinner films may be ready with a slot cast die process in which a thaw plastic film is spread on a casting roller. The roller determines the film’s thickness and width. Upon cooling the films are stored on rolls until ready for use.
2. Printing
The plastic core of the card is printed with content and graphics. This is done using various common silk screen processes. Additionally, one of the laminate films may also experience subsequent operations where it is imprinted with attractive ink. Alternately, the magnetic stripe may be added by a hot stamping technique. The magnetic heads used to code and decode the iron oxide atom can only operate if the magnetic medium is close to the outside of the card, so the metal particles should be placed on top of the laminating layer. Upon conclusion of the printing process, the core is ready to be laminated.
3. Lamination
Lamination helps defend the finish of the card and increases its power. In this procedure, sheets of core stock are fed from side to side a system of rollers. Rolls of cover stock are located above and below the core stock. These rolls feed the laminate into the void shoes together with the core stock. The space holds the three pieces of plastic jointly while they travel to a tacking station. At the tacking station a couple of quartz infrared heat lamps warm the upper and lower plastic films. These lamps are backed with reflectors to focus the healthy energy onto a thin area of the films, which optimizes a smooth bonding of the film to the core stock. The cover films are then fully bonded to the core stock by pressing with metal plates, which are heated to 266° F (130° C) and practical with a force of 166 psi/sq inch. This lamination process may take equal to 3 minutes.
4. Die cutting and embossing
Subsequent to lamination has been completed; the finished assembly is cut and finished by die cutting methods. Each assembly yields a piece, which is cut into 63 credit cards. This is attaining by first cutting the assembly longitudinally to form seven stretched out sections. Each of the seven sections is then cut and neat to form nine credit cards. In following operations, the card is stamped with account numbers. The finished cards are then ready for shipping, more often than not by attaching the card to a paper letter with paste.
- Published by admin in: Credit Cards
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