Car Production Process: Painting | Toyota Virtual Plant Tour | Company | Toyota Motor Corporation Official Global Website

03

PAINTING

Applying Paint for
Long-Lasting Protection
and Beauty

Cleaning
Priming
Sealing
Middle Coating
Top Coating
Drying
Inspecting

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A Beautiful Paint Job Starts with a Wash

Even just a small amount of debris or oil film can significantly affect paint quality.
That is why the paint process starts with cleaning.

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Taking a Rust-Resistant Paint Bath

Rust-resistant paint is applied to the body
through electrodeposition coating.

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How is this different from normal everyday painting?

Exploring Painting

Painting Through the

Power of Electricity

When the positive electrode is placed on the water tank side and the negative electrode on the car body side, electricity passes through causing the positively charged paint to adhere to the car body.

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Exploring Painting

Painting Through the

Power of Electricity

When the positive electrode is placed on the water tank side and the negative electrode on the car body side, electricity passes through causing the positively charged paint to adhere to the car body.

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Applying Sealer to Steel Plate Joints

Sealer is applied for waterproofing, rustproofing, and soundproofing. It is also used to improve the appearance of the wheel well.

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Did you know humans and robots collaborate?

Exploring Painting

Humans and

Robots Play

Unique Roles

in Painting

When sealer is applied, the work is divided between humans and robots. How do you think work is divided? Let's watch this video to learn more.

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Exploring Painting

Humans and Robots

Play Unique Roles

in Painting

When sealer is applied, the work is divided between humans and robots. How do you think work is divided? Lets watch this video to learn more.

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The Hidden Beauty of
the Middle Coating

A middle coat of white, gray or dark gray is used depending on the body color. While it's not seen in the end product, it is this hidden middle coat that helps create a beautiful body color of the final product.

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How does this middle coat affect the finished color?

Exploring Painting

The Relationship

Between the

Middle Color

Coat and

Finished

Body Color

The middle coat color is determined based on the desired exterior body color, with the right combination to help it stand out.

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Exploring Painting

The Relationship

Between the Middle

Color Coat and

Finished Body Color

The middle coat color is determined based on the desired exterior body color, with the right combination to help it stand out.

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Painting a Variety of Colors

Each car is painted one by one with its designated color and finally a clear coat is sprayed to add luster.

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What are some secrets to a great top coat?

Exploring Painting

Cartridge

Replacement is

One Secret

A color cartridge is attached to the tip of the painting robot and is replaced after each unit is painted.

Exploring Painting

Improved Efficiency

Through Airless

Coating Decreases

Environmental

Impact

Airless coating uses static electricity rather than air to adhere the paint. This coating method simultaneously achieves a high paint adhesion rate and reduces CO₂ emissions.

Exploring Painting

Production Rules

Also are of the

Secret Sauce

Microscopic dust, air moisture, and oil are some of the big enemies of the painting process. So, strict rules are in place just to enter the paint production line.

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Baking in the Paint Improves Durability
and Creates a Beautiful Finish

Heating at 150°C (300°F) for 20 minutes dries the surface and makes it hard.

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Checking Carefully
to Catch Any Imperfection

Inspectors rigorously check the paint surface, looking at the reflection and touching it by hand.

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How does Toyota ensure paint quality?

Exploring Painting

An Eye

for Quality

Inspectors undergo a variety of tests and training to be able to detect even the slightest flaw or color irregularity.

04
ASSEMBLY

Exploring Painting

An Eye

for Quality

Inspectors undergo a variety of tests and training to be able to detect even the slightest flaw or color irregularity

04
ASSEMBLY