Although a credit card is one of the most widely used financial tools today, many people rarely stop to consider how credit cards are made or what the manufacturing process involves. Credit cards allow consumers to purchase products or services without cash and to pay for them at a later date.
Each card also comes with a credit limit, which is the maximum amount a cardholder can borrow. While the limit itself is set digitally by the issuing bank, the physical card must be manufactured to securely support the systems that track and authenticate spending within that limit.
The manufacturing process consists of multiple tightly controlled steps, conducted by specialist card manufacturers under strict security requirements from payment networks such as Visa and Mastercard, EMV specification – the global chip-card security standard used to enable secure card payments worldwide – and audited manufacturing controls. These steps ensure every credit card is durable, secure, readable by global payment systems, and able to securely store data used in payment authentication.
In simple terms, the entire process moves from compounding plastic materials into sheet form, printing credit cards with secure designs, embedding chip and magnetic stripe technology, applying plastic laminated protection, cutting individual cards to ISO standards, and encoding encrypted data for use in live banking systems.
This article takes a deep dive into the entire process, from raw materials used to construct the plastic core, through to security features, compliance standards, sustainability challenges, and innovative alternatives to traditional card materials such as TIMBERCARD.
History of Credit Cards
The origins of modern payment cards can be traced back to the late 1950s. The first credit card systems emerged as banks looked for ways to standardise consumer credit across multiple merchants and department stores.
Visa’s history began in 1958 with Bank of America’s BankAmericard programme. As demand increased, Bank of America began licensing the right to issue BankAmericards to banks across the United States in the mid-1960s, forming an early national payment network and setting the foundation for today’s global credit system.
BankAmericard was rebranded as Visa in 1976, with Visa-branded cards rolling out widely during 1977. Alongside Mastercard and Diners Club, Visa became one of the most recognised payment brands worldwide.
Over the decades that followed, credit card usage surged across the globe. Today, general-purpose and private-label credit, debit and prepaid cards in circulation worldwide are projected to reach 31.13 billion by December 31, 2029. At year-end 2024, that figure was 27.76 billion.
Materials
A modern payment card, whether issued by a financial institution, credit union, or card-issuing bank, begins with the selection of core material. The material determines durability, flexibility, heat resistance, and compatibility with embedded technology.
Traditional Plastic Cards & Core Materials
Most traditional plastic cards are made from PVC-based materials, sometimes using blends such as polyvinyl chloride acetate (PVCA) to provide strength and flexibility.
During production, the plastic resin is compounded with opacifying materials, dyes, and plasticisers before being cast into sheets. These sheets become the plastic core of the card.
A typical credit card consists of several layers of plastic substrates bonded together. The outermost layers may use clear plastic materials to create depth effects or protect printed elements.
Because credit cards combine several layers, embedded chip components, and magnetic materials, recycling traditional plastic cards can be complex. Many expired cards end up in landfills, contributing to microplastic pollution.
To address this, some card issuers now use recycled PVC (rPVC) or Polyethene Terephthalate Glycol-modified (PETG), a recycled alternative to conventional PVC. Recycling initiatives can recover valuable plastic and metal components, reducing environmental impact.
Alternative Materials
The industry has also seen increased experimentation with alternative materials. Metal, recycled plastics, and hybrid composites are now offered by many banks and card issuers for premium cardholders or environmentally conscious consumers.
More recently, wood has emerged as a unique and highly sustainable alternative. While unusual at first glance, wood has proven increasingly viable due to innovations in manufacturing that allow it to support technologies such as:
- EMV chips.
- Contactless antennas.
- Holograms.
- Personalisation and embossing.
TIMBERCARD stands out as a leader – providing a card made from responsibly sourced, FSC-certified wood while still functioning as a full-performance payment card. Engineered to meet ISO standards, it supports EMV chip technology, contactless payments, and magnetic stripe functionality, ensuring seamless compatibility with global payment systems.
For banks, credit unions, and card issuers, this means delivering a sustainable physical card without compromising everyday performance.
Design & Layout
Once materials are selected, attention turns to layout and regulatory compliance.
Each payment card must comply with ISO/IEC 7810 (physical characteristics and dimensions) and ISO/IEC 7812 (issuer identification numbers). During production, unique identifiers and appropriate information are assigned to each card to link it securely to the issuing financial institution.
Cards must also follow strict layout conventions set by Visa, Mastercard, and other networks. These govern:
- Placement of account number.
- Visibility of the expiration date.
- Card issuer branding.
- Security markings.
- Signature panel placement.
The systems used by financial institutions ensure that whether a card is issued by banks, credit unions, or department stores, it remains universally readable by payment terminals worldwide.
Balancing Aesthetics & Functionality
The design must also accommodate future processes such as:
- Embedding chips.
- Laminating multiple layers.
- Adding holograms.
- Encoding magnetic stripes.
- Personalised name and number details.
The layout ensures that these operations do not interfere with each other and that the result maintains a premium appearance with a polished surface and high-quality printed elements.
Printing
Printing represents one of the most technically involved parts of the entire process. Unlike everyday printing, printing credit cards uses highly specialised techniques and equipment designed to handle non-paper substrates and incorporate advanced security measures.
Advanced Printing Technologies
Printing credit cards is one of the most technically advanced parts of the manufacturing process.
Unlike paper printing, printing credit cards requires specialised processes designed for plastic substrates.
Modern card production typically uses offset lithography for detailed graphics and additional special printing processes, such as silkscreen, for security elements. UV-cured inks are commonly used because they cure instantly under ultraviolet light, improving durability and environmental efficiency.
The inks used must bond permanently to plastic materials and resist moisture, abrasion, and sunlight.
Magnetic stripes are typically applied as a magnetic tape or band during the lamination process, often using hot-stamping techniques. The stripe contains ferromagnetic particles that are magnetised during encoding, allowing card readers to detect and read stored data during a swipe.
Embedding Security Features
Modern credit cards incorporate multiple security features designed to prevent fraudulent charges and reduce the risk of a stolen card being misused.
Common security measures include:
- Microtext.
- UV-visible elements.
- Guilloché patterns.
- Anti-scan designs.
- Irregular textures.
Many cards also feature holograms applied using hot-stamping techniques, where metallic foil is transferred onto the card surface under heat and pressure, creating a reflective security feature designed to make cards harder to replicate.
In limited deployments and pilot programmes, dynamic Card Verification Value (CVV) displays and integrated biometric sensors are being tested in next-generation payment cards.
Magnetic Stripe
Although chip-based authentication dominates today, the magnetic stripe remains important for compatibility with older systems.
The stripe contains metal oxide particles that retain magnetic fields readable by terminals during a swipe. Magnetic stripes may be produced in low coercivity (Lo-Co) or high coercivity (Hi-Co) formats, depending on durability requirements.
The process of dispersing metal oxide particles is tightly controlled to ensure accurate signal output.
EMV Chip
The EMV chip is a secure microprocessor embedded in the card.
Unlike magnetic stripes, which store static data, EMV technology generates dynamic authentication codes for each transaction, making cloning significantly more difficult.
Both the magnetic stripe and the EMV chip are programmed with encrypted account data during encoding, securely linking the physical card to the bank’s digital system.
Today, smart cards equipped with EMV chips are the global standard for credit card transactions and debit card payments.
Contactless Technology
Contactless payment uses Near Field Communication (NFC) and Radio-Frequency Identification (RFID) technology embedded within the card.
When a consumer taps the card at a terminal, encrypted information is transmitted securely and validated by the card issuer.
This technology is widely used by large retailers, small businesses, transportation systems, and department stores to enable fast credit card payments.
Holograms & Optical Security Features
Holograms and optical security features play a powerful role. Some credit cards feature holograms as part of their design; these elements are designed not only to enhance aesthetics but also to prevent counterfeiting.
Holograms often include:
- Multi-layered reflective designs.
- Movement or shifting patterns when tilted.
- Embedded microtext.
- Network-specific identifiers.
Some cards also incorporate optical security features that appear differently under specific lighting conditions or viewing angles, adding further resistance to counterfeiting.
Signature Panel
The signature panel, though less central today due to PINs and digital authentication, remains a cornerstone feature on many cards.
Traditionally printed on the back of the card using a writable coating, the panel allows consumers to confirm identity during a transaction, particularly in manual verification environments.
Lamination
After printing and embedding technology, the card layers are bonded together.
Plastic laminated overlays are applied under high heat and pressure, creating a hardened, unified sheet.
Cutting & Shaping
Once laminated, the sheet moves to the cutting stage.
The final assembled sheet – containing multiple card layouts – is then cut into individual cards according to ISO dimensional standards.
Cutters are programmed to adhere to strict standards, ensuring that every card, regardless of bank or network, fits universally into ATMs, card readers, and payment terminals.
Personalisation & Encoding
Personalisation transforms the card into a unique financial instrument. This includes:
- Cardholder name.
- Credit card numbers.
- Expiration date.
- Security codes.
Some cards use embossing (raised characters), while others use flat printing, which accommodates modern designs and alternative materials like wood.
During encoding, the chip and magnetic stripe are loaded with encrypted authentication data.
This ensures the card functions securely across global banking networks.
Quality Control & Distribution
Before distribution, cards undergo stress testing for bending, temperature exposure, and durability.
Once approved, cards are sent directly to customers or to the financial institution for onward distribution.
When customers activate their credit cards, it becomes live within the bank’s system and are ready for transactions.
Introducing TIMBERCARD®
Many consumers and financial institutions are seeking alternatives to petroleum-based plastic materials.
TIMBERCARD provides fully functional credit cards and debit cards made from FSC-certified, responsibly sourced wood.
Unlike traditional plastic cards made from polyvinyl chloride acetate, TIMBERCARD holds the flustix LESS PLASTICS | PRODUCT certification at the highest level: MIN. 99.25% PLASTIC-FREE; reducing reliance on fossil-fuel-based plastic while maintaining compatibility with EMV chip technology, magnetic stripe encoding, and contactless systems. TIMBERCARD is also manufactured in accordance with Visa and Mastercard certification requirements, ensuring it meets the same global performance and security standards as conventional payment cards.
Importantly, wooden cards are engineered to meet the same ISO compliance standards and functional lifespan expectations as conventional plastic cards.
As banks, credit unions, and card issuers look to reduce waste and modernise their product offerings, sustainable materials represent the next evolution in how credit cards are made.
TIMBERCARD offers a sustainable choice that does not compromise performance, security, or customer experience. Find out more.