Features
Why Choose TIMS COATING?
2003
Enterprise Establishment
22
Experiences
180
Employees
115000
Cover An Area
5800
Registered Capital
120
Patents
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PROFESSIONAL MANUFACTURER OF HIGH-END ENAMEL.COATING AND AUTOMATION EQUIPMENT
TIMS Group Company was firstly founded in 2003 in Shenzhen City. It is a professional company engaged in the research and development, design, production, installation, commissioning, sales, after-sales service, and technical consulting of automated, information-based, greening energy saving and intelligent enamel spraying, high-temperature enamel firing equipment, dust-free painting, powder coating, electrophoresis and other coating equipment, logistics and conveying equipment, robot automation and other non-standard automation equipment. It is a national high-tech enterprise, vice chairman unit of China Enamel Industry Association, benchmark enterprise of China Enamel Industry Association, intellectual property demonstration enterprise of Guangdong Province, contract abiding and trustworthy enterprise of Guangdong Province, specialized, refined, special and new small and medium-sized enterprise of Guangdong Province, innovative small and medium-sized enterprise of Guangdong Province, gazelle enterprise of Dongguan City, member unit of China Household Electrical Appliances Association, and member of the Enamel Technical Committee of the National Standardization Technical Committee for Metal and Non metal Coatings.
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As an engineer who has been designing these complex systems with TIMS since 2003, I’ve had the privilege of working with some of the most demanding Tier 1 suppliers in the automotive world. When they look at a part, they don't just see a black bracket or a chassis component. They see a promise—a promise of safety and longevity that will last for hundreds of thousands of miles. My job is to build the system that makes that promise possible. And that system, the absolute bedrock of automotive durability, is the automotive parts electrophoresis line. It is one of the most elegant and scientifically precise processes in all of manufacturing.
The first thing any automotive quality engineer will tell you is that corrosion always starts at the weakest point—a sharp edge, a weld, an inside corner. These are the areas that are impossible to protect with a spray gun. This is why the immersion process of the automotive parts electrophoresis line is so brilliant. When we submerge a complex suspension component and apply the current, the e-coat particles are driven by the electric field. They are forced into every hidden nook and cranny, a phenomenon we call "throw power." The coating builds up until it creates an insulating layer, which then forces the particles to find the next nearest bare spot. It’s a self-leveling, self-completing process that creates a perfect, uniform shield.
Furthermore, the level of process control within a modern automotive parts electrophoresis line is what separates the best suppliers from the rest. This isn’t just a dip tank; it’s a high-tech chemical and electrical processing plant. We monitor and automatically dose the pre-treatment and e-coat tanks to maintain perfect chemical balance. The DC rectifiers that power the process are controlled with surgical precision to manage film thickness down to the micron level across the entire part. The entire system logs this data, providing a complete birth certificate for every rack of parts that proves it was coated to the OEM's exact specification. This is the level of detail a modern automotive parts electrophoresis line must deliver.
Ultimately, when a car drives off the assembly line, its most important guardian is invisible. It’s the flawless, unbroken layer of cathodic e-coat primer that was applied in a system we helped to build. Knowing that our engineering work is the first line of defense against the elements, protecting the structural integrity of vehicles on the road, is a profound responsibility. It's why we are so passionate about building the most reliable and technologically advanced automotive parts electrophoresis line in the industry. We are not just coating parts; we are engineering peace of mind.
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Frequently Asked Question
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Yes, a modern automotive parts electrophoresis line can be engineered to handle multiple substrates. This requires a sophisticated pre-treatment section with a flexible chemistry that can properly prepare both steel (typically with a zinc phosphate conversion coating) and aluminum (often with a zirconium-based conversion coating). A knowledgeable supplier like TIMS can design a multi-substrate line that allows you to process different parts with optimal adhesion and performance for each.
A vast array of components are processed through an automotive parts electrophoresis line. This includes structural parts like chassis frames, subframes, and cross-members; suspension components like control arms and springs; engine and transmission brackets; seat frames; brake components; and even entire bodies-in-white (BIW) at the OEM level. Essentially, any steel or aluminum part that requires a long-term, high-performance corrosion-resistant primer is a candidate.
OEMs like GM, Ford, Toyota, and VW have extremely strict specifications (e.g., GMW14671, WSS-M2P177) for corrosion protection. An advanced automotive parts electrophoresis line provides the process control needed to meet these standards repeatably. It allows for precise control over film thickness, cure temperature, and pre-treatment quality, all of which are critical parameters audited by OEMs. The ability to provide verifiable data from a well-managed line is often a prerequisite for becoming a certified Tier 1 supplier.
Cathodic e-coating (or CED) is the process where the part to be coated is made the cathode (negatively charged) in the electrical circuit. This is the universal standard for any high-performance automotive parts electrophoresis line. The cathodic process provides dramatically superior adhesion and corrosion resistance compared to the older anodic method, making it the only process that can meet the demanding salt spray and cyclic corrosion test requirements set by automotive OEMs.
Spray priming is a line-of-sight application, meaning it cannot reliably coat complex shapes, internal cavities, or recessed areas common in automotive components. An automotive parts electrophoresis line uses an immersion process where the electric field drives the coating into every crevice, weld seam, and box section. This "throw power" guarantees 100% coverage and a uniform film thickness, providing a complete, uninterrupted barrier against rust, which is something spray painting simply cannot achieve.
An automotive parts electrophoresis line is a sophisticated, multi-stage industrial system designed to apply a primer coating (e-coat) to vehicle components. The process involves submerging the parts in a liquid bath containing an emulsion of epoxy or acrylic resins and pigment. An electric current is passed through the bath, causing the coating particles to deposit uniformly onto every conductive surface of the part. This is followed by rinsing and baking in a curing oven to create a hard, durable, and highly corrosion-resistant finish.