We Don't Just Build Furnaces; We Engineer Certainty.

A perfect enamel finish requires a perfect firing curve—not just a peak temperature, but a controlled ramp-up, a stable soak time, and a managed cool-down. A TIMS enamel furnace is equipped with a sophisticated PLC-based control system that gives you complete command over this entire process. You can create, store, and recall unique firing recipes for different parts and enamel types. The system's multi-zone control allows for different temperature profiles in different sections of the furnace, which is critical for complex parts or advanced enamel formulations. This intelligent control system transforms the enamel furnace from a simple "hot box" into a precise, programmable tool that allows you to perfect and repeat your ideal process with the touch of a button.

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2003

2003

Enterprise Establishment

22

22

Experiences

180

180

Employees

115000

115000

Cover An Area

5800

5800

Registered Capital

120

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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Radiant Tube (Gas) vs. Direct Fired (Gas) Furnace

In gas-powered enamel furnace design, there is a critical difference between direct and indirect firing. In a direct-fired furnace, the flame and products of combustion enter the firing chamber directly. This is efficient but can introduce atmospheric contaminants that may cause defects in sensitive enamel finishes. In an indirect or "radiant tube" furnace, the gas is burned inside sealed tubes made of a high-temperature alloy. These tubes glow red hot and radiate heat to the parts, while the combustion gases are exhausted separately. This provides the power of gas heating with the clean atmosphere of an electric furnace. For high-quality enameling, a radiant tube enamel furnace is almost always the superior choice.

"A Hotter Furnace is a Better Furnace"

This is a dangerous oversimplification. While an enamel furnace must reach high temperatures, "hotter" is not better. The key to a perfect finish is not maximum temperature, but precise control of the entire temperature profile or "firing curve." Every enamel formulation has an ideal maturation point. If the furnace is too hot (over-firing), the enamel can become brittle, colors can burn out, and defects like blisters can form. If it's not hot enough (under-firing), the glass won't fully fuse, leading to poor adhesion and a porous surface. The goal is to have an enamel furnace that can hold the perfect temperature with absolute stability, not just achieve extreme heat.

What Causes Warping of Parts in an Enamel Furnace?

Warping or distortion of metal parts inside an enamel furnace is typically caused by two things: uneven heating or an inadequate support system. If one part of the component heats up much faster than another, the resulting thermal stress can cause it to bend. This is prevented by a furnace with excellent temperature uniformity. The second cause is the conveyor or tooling. As the metal approaches its critical temperature, it loses some of its structural integrity. If it is not supported properly on its journey through the enamel furnace, it can sag under its own weight. At TIMS, we design both the furnace for uniform heating and the custom conveyor tooling to provide robust support, eliminating warping and distortion issues.

Furnace Design for Architectural Panels

The enamel furnace used for large architectural panels is a highly specialized piece of equipment. Due to the large surface area and relative thinness of the steel, temperature uniformity is paramount to prevent warping. These furnaces are often very long to allow for a gradual and gentle ramp-up and cool-down. The conveyor system is a critical component, typically using a precisely aligned, flat mesh belt or a specialized "pin-type" conveyor to hold the panels perfectly flat as they are fired. At TIMS, we have the expertise to engineer these massive, high-precision enamel furnace systems required for producing world-class architectural enameled steel.

User Reviews

What users say about TIMS COATING

The automatic spray painting production line has greatly improved our coating consistency. The robotic system ensures precision and saves a lot of labor costs.

David Chen

We have been running the enamel production line for over a year. It is stable, reliable, and the coating quality is excellent. Highly recommend for water heater tank manufacturing.

Michael Rodriguez

The electrophoresis production line for compressors delivers strong anti-corrosion coating and reduces rework rates. Very satisfied with both the equipment and technical support.

Sarah Johnson

This powder spraying line integrates pre-treatment and coating seamlessly. It improved our efficiency by nearly 30% and the finished shells look flawless.

Kenji Nakamura

Great investment! The automated production line not only increased our output but also helped us meet environmental standards with lower emissions and less paint waste.

Ahmed Hassan
Frequently Asked Question

Do you have any question?

A typical enamel furnace for porcelain enameling operates between 750°C and 850°C (approximately 1400°F to 1560°F). The exact temperature depends on the specific enamel formulation (ground coat or cover coat) and the thickness of the metal substrate. TIMS furnaces are designed for precise control within this critical range.

 

We achieve exceptional temperature uniformity (typically ±5°C) in our enamel furnace designs through several methods: strategic placement of high-performance heating elements (electric) or radiant tubes (gas), advanced thermal insulation, and the use of controlled air circulation systems. We validate this with multi-point thermal audits before any furnace leaves our facility.

A continuous enamel furnace is part of an automated line where parts move through on a conveyor at a constant speed, ideal for high-volume production. A batch furnace (or box furnace) is one where parts are loaded, the door is closed, and the furnace runs through a full firing cycle before being unloaded. Batch furnaces are more suited for lower volumes or very large, unique parts.

An enamel furnace is a significant long-term investment. At TIMS, we build our furnaces for extreme longevity in high-temperature environments. We use heavy-gauge steel shells, multi-layered refractory insulation, and high-temperature alloys for all internal components like the conveyor system. With proper maintenance, a TIMS furnace is engineered to provide decades of reliable service.

Energy efficiency is a core design principle. A TIMS enamel furnace achieves this through a combination of thick, multi-layer insulation to minimize heat loss, heat recovery systems at the entrance and exit vestibules, and intelligent control systems that ensure the heating elements or burners are only firing when necessary to maintain the precise temperature setpoint.

Yes. We custom-engineer each enamel furnace for the specific application. Cast iron, for example, has a high thermal mass and requires a longer, more stable firing curve. We design the furnace's length, power output, and control system to perfectly match the thermal requirements of the products being fired, ensuring a perfect cure without defects.

Our updates and blog posts

More Than a Machine: What 22 Years in the Trenches Taught Me About a High-Performance Automation Coating Production Line

Drawing on 22 years of hands-on industry experience, this article reveals the crucial difference between a simple automated setup and a truly intelligent automation coating production line. It argues that genuine ROI comes not just from replacing labor, but from creating a seamlessly integrated ecosystem that guarantees relentless quality, consistency, and throughput. Readers will learn how the right expert partnership moves beyond selling machinery to architecting a custom-engineered solution that drives long-term profitability and a powerful competitive advantage.

Stop Buying Coating Equipment. Start Investing in a Flawless Finish

This article challenges the conventional, spec-sheet-based approach to purchasing **coating equipment**. Drawing on 22 years of industry experience, it argues that true value lies not in individual machines but in a holistically engineered system designed to produce a flawless finish. It repositions TIMS from a supplier to a partner that engineers predictable, efficient, and high-quality coating outcomes, urging readers to invest in perfection rather than just hardware.

Specialized Enamel Equipment for Flawless Fusing | TIMS

This article positions enameling as a precise science that demands specialized, purpose-built hardware, not generic industrial machines. Citing 22 years of focused experience, it highlights the critical importance of temperature uniformity and climate control in the process. It presents TIMS as a master of **enamel equipment** engineering, offering not just machinery but the deep scientific expertise required to achieve a flawless, premium-quality enamel finish.

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