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2K Automotive Epoxy Primer

At SYBON, we take pride in presenting our cutting-edge product, the SYBON Automotive Epoxy Primer, engineered to provide exceptional protection against rust, salt atmosphere, and impact. Backed by years of research and innovation, this primer stands as a testament to our commitment to quality and performance.

Key Features:

· Rust Resistance: Guard your vehicle's surface with our superior rust-resistant formula, preventing corrosion and maintaining its beauty.

· Salt Atmosphere Defense: Defy the elements with confidence as our primer shields against salt-induced damage, ideal for coastal and harsh weather areas.

· Impact Resilience: Ensure your vehicle stays flawless even in minor collisions, thanks to the added impact resistance provided by our epoxy primer.

· Strong Adhesion: Enjoy perfect adhesion to properly treated metals, creating a solid foundation for a lasting finish.

Elevate your vehicle's protection and appearance with the SYBON Automotive Epoxy Primer. Invest in the future of your vehicle's longevity and aesthetics by choosing SYBON, where innovation and quality converge. Contact us today or visit our official website to learn more about this exceptional product and explore the full range of solutions we offer.

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2K Epoxy Primer Grey Color

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2K Epoxy Primer White Color

2K Automotive Epoxy Primer
FeatureGiving excellent resistance against rust, salt atmosphere and impact, it has perfect adhesion to properly treated metals.
Match Products1. 2K epoxy primer
2. 2K epoxy primer hardener
3. 2K epoxy primer thinner
SubstrateSanded existing finishes, steel and fiber reinforced plastics etc.
Pot Life2-4 hours at 25℃.
Spraying Coat2-3 coats, total 40-60 um.
IntervalAt 25℃ , 5-10 minutes between coats.
Spray Gun & PressureGravity Feed 1.4-1.6mm 3-5 bar
Siphon Feed 1.7-1.8mm 3-5 bar
Drying Time20℃30℃70℃
20-24 hours10-15 hours50-60 minutes
Mixing RatioItemWeightVolume
2K epoxy primer100 parts3 .5 parts
2K epoxy primer hardener25 parts1 parts
2K epoxy primer thinner25-40 parts1-1.5 parts
Shelf Life2 years in original sealed can at cool and dry place at 20 ℃.
Packaging1L, 4L
Note1. For oxidated iron and cast iron, shot blasted 2.5 class with roughness of 30-75um, or acid wash oxidated parts, then get rid of rust.
2. It is recommended to bake at 60-70℃ for 30 minutes when temperature is below 10℃ for better curing of paint film.
3. Choose right hardener and thinner to avoid poor curing of paint film.

Contact Details

No 4, Chengye Road, Daliang, Shunde, Foshan, Guangdong, China

+86 13682292799




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What is 2K Automotive Epoxy Primer? A Comprehensive Guide

In the realm of automotive refinishing, innovation continues to drive the development of advanced products that ensure both aesthetic appeal and structural integrity. Among these innovations, the 2K Automotive Epoxy Primer stands out as a remarkable solution, offering a blend of cutting-edge chemistry and practical benefits. In this article, we will delve into the intricacies of 2K Automotive Epoxy Primer, exploring its composition, characteristics, application, and its significance in the automotive industry.

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Understanding 2K Automotive Epoxy Primer:

At its core, the term "2K" refers to a two-component system, where the primer consists of two distinct components that are mixed before application. This system typically comprises a resin component and a hardener component. When combined, these components trigger a chemical reaction that initiates the curing process, resulting in a durable and resilient finish.

Composition and Characteristics:

2K Automotive Epoxy Primer is formulated with epoxy resins as its primary binder, just like its single-component counterpart. However, what sets it apart is the inclusion of a hardener component, often based on isocyanates. This combination lends the primer its unique properties, including enhanced adhesion, durability, and resistance to chemicals and environmental elements.

The 2K system amplifies the benefits of epoxy primers, making them ideal for applications where greater protection and longevity are required. This primer excels in providing a solid foundation for paint, ensuring that the final finish adheres securely and remains intact over time.

Advantages and Applications:

The advantages of 2K Automotive Epoxy Primer are manifold. Its robust adhesion capabilities make it an excellent choice for surfaces that require extra protection against corrosion and rust. The two-component nature of the primer results in a tougher and more resilient finish, making it suitable for high-impact areas and vehicles subjected to challenging environments.

Furthermore, the chemical reaction between the resin and hardener components creates a cross-linked network within the primer, imparting exceptional chemical resistance. This makes 2K Automotive Epoxy Primer a preferred choice for surfaces exposed to fuels, solvents, and other potentially damaging substances.

Application Process:

The application of 2K Automotive Epoxy Primer demands careful attention to detail. Proper surface preparation remains crucial, involving thorough cleaning, degreasing, and sanding to promote optimal adhesion. Mixing the resin and hardener components in the correct proportions is essential to initiate the chemical reaction. Once mixed, the primer must be applied within a specified window of time to ensure effective curing.

Following application, the primer undergoes a curing period during which it solidifies and develops its protective attributes. This may involve air drying or baking, depending on the specific product and manufacturer guidelines.


2K Automotive Epoxy Primer stands as a testament to the marriage of science and practicality in the automotive world. Its two-component design elevates the performance of traditional epoxy primers, offering enhanced adhesion, durability, and chemical resistance. As the automotive industry evolves, the role of 2K Automotive Epoxy Primer becomes increasingly vital, providing professionals and enthusiasts alike with a powerful tool to achieve impeccable finishes that stand the test of time.


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Comparing 2K Automotive Epoxy Primer to Other Rust Prevention Methods

In the relentless battle against rust, automotive enthusiasts and professionals are constantly seeking effective methods to preserve the integrity and aesthetics of their vehicles. Among the arsenal of rust prevention techniques, the emergence of 2K Automotive Epoxy Primer has sparked a new era of protection. This article embarks on a journey to compare 2K Automotive Epoxy Primer with other rust prevention methods, shedding light on its unique attributes and advantages.

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1. Traditional Primers and Coatings:

Traditional primers and coatings have long been the go-to solutions for rust prevention. While they offer some level of protection, they often lack the advanced properties of 2K Automotive Epoxy Primer. Unlike conventional primers, 2K Epoxy Primer features a two-component system, resulting in a tougher and more resilient barrier. Its chemical reaction during curing creates a cross-linked network that adheres firmly to the metal surface, providing enhanced adhesion and durability.

2. Wax and Oil-based Products:

Wax and oil-based rust prevention products have gained popularity for their ease of application and affordability. However, they may not offer the same level of long-term protection as 2K Automotive Epoxy Primer. Unlike these surface-level solutions, 2K Epoxy Primer penetrates deeper into the substrate, forming a robust barrier that shields against moisture and corrosive elements from within. This intrinsic protection makes it an excellent choice for vehicles exposed to harsh environments.

3. Undercoating and Sealants:

Undercoating and sealants are commonly used to create a physical barrier between the metal surface and external factors. While effective to some extent, they may not offer the comprehensive protection provided by 2K Automotive Epoxy Primer. The primer's chemical composition and curing process result in a bond that is resistant to impacts, chemicals, and abrasions. This level of resilience is especially valuable for areas prone to impacts, such as the underside of vehicles.

4. Galvanization and Electroplating:

Galvanization and electroplating involve coating metal surfaces with a layer of zinc to prevent corrosion. While these methods offer excellent protection, they often come with increased complexity, cost, and may not be suitable for every part of a vehicle. 2K Automotive Epoxy Primer provides a versatile alternative that is easier to apply and offers consistent protection across a variety of surfaces.


In the realm of rust prevention, 2K Automotive Epoxy Primer shines as a formidable contender against conventional methods. Its two-component formulation, enhanced adhesion, and intrinsic resistance to moisture and environmental elements set it apart. While other methods may provide a degree of protection, the advanced chemistry of 2K Epoxy Primer ensures a more comprehensive and enduring shield. As automotive enthusiasts and professionals seek the optimal solution for safeguarding their prized vehicles, 2K Automotive Epoxy Primer emerges as a superior choice, bridging the gap between innovation and tried-and-true rust prevention techniques.

Step-by-Step Guide: How to Apply 2k Automotive Epoxy Primer

Achieving a flawless and long-lasting paint finish on your vehicle requires meticulous preparation and application techniques. Among the crucial steps in this process is the proper application of 2K Automotive Epoxy Primer. This step-by-step guide will walk you through the process, ensuring that you achieve optimal results and provide your vehicle with the ultimate rust protection.

Step 1: Surface Preparation

Before you begin, ensure that the surface is clean, free of contaminants, and properly prepared. Clean the area thoroughly using a degreaser or wax and grease remover. Sand the surface lightly to create a rough texture that promotes adhesion. Remove any rust or existing paint, and ensure the surface is dry before proceeding.

Step 2: Gather Your Materials

Collect all the necessary materials and equipment, including:

2K Automotive Epoxy Primer kit (resin and hardener components)
Safety gear (gloves, goggles, respirator)
Spray gun or applicator
Mixing cups and sticks
Sandpaper (various grits)
Masking tape and paper

Step 3: Mixing the Primer

Follow the manufacturer's instructions on mixing ratios precisely. Typically, the 2K Epoxy Primer requires a specific ratio of resin to hardener. Pour the correct amounts into a clean mixing cup and stir thoroughly for the specified time. Avoid mixing more primer than you can apply within the pot life, as it will start to cure and become unusable.

Step 4: Application

Masking: Use masking tape and paper to protect areas that you don't want to be primed. Cover adjacent panels, windows, trim, and other parts that should remain free of primer overspray.

Spray Technique: Load the mixed primer into your spray gun according to its instructions. Begin applying the primer using even, overlapping passes. Hold the gun approximately suitable away from the surface. Start with a light coat, and gradually build up thickness as needed. Keep the gun moving at a consistent speed to avoid runs or uneven coverage.

Allow to Flash: After applying the first coat, allow the primer to "flash." This means letting it sit for a specific amount of time until it is tacky to the touch but not fully dry.

Apply Additional Coats: Apply additional coats of primer following the same technique. Aim for 2-3 coats, allowing each coat to flash before applying the next. This builds up a sufficient thickness for proper protection and adhesion.

Step 5: Curing and Sanding

Allow the final coat of primer to cure according to the manufacturer's recommendations. Once fully cured, you can begin sanding the primer to achieve a smooth and even surface for painting. Start with a coarser grit sandpaper and gradually move to finer grits until you achieve the desired smoothness.

Step 6: Final Steps

Once sanding is complete, remove all masking materials and clean the surface to remove any dust or debris. Your vehicle is now ready for the application of paint or additional coatings.

By following this step-by-step guide, you can confidently apply 2K Automotive Epoxy Primer, setting the stage for a professional-grade paint finish that not only enhances your vehicle's appearance but also provides unmatched rust protection for years to come.

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