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Excellent Aesthetic Appeal PVD Vacuum Coating Machine With DLC Coating Properties

Excellent Aesthetic Appeal PVD Vacuum Coating Machine With DLC Coating Properties
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PVD Coating Advantages: Environmentally Friendly, Durability, Aesthetic Versatility, And Cost-effectiveness
PVD Coating Technology: Combination Of Cathodic Arc Deposition And Magnetron Sputtering
Training Service: Machine Operation, Maintenance, Coating Process Recipes, New Coating Recipes R&D
DLC Coating Properties: Scratch Resistance, Exceptional Hardness, Low Coefficient Of Friction, Good Chemical Resistance, Biocompatible, Excellent Aesthetic Appeal,
Applied Materials: Titanium Alloy, Stainless Steel, Brass Alloy Etc.
IPG Coating Applications: Watches, Jewelry, Etc. Luxury Metal Accessories
High Light:

PVD Vacuum Coating Machine With DLC


Stainless Steel Vacuum PVD Coating Machine


Durability PVD Coating Machine

Basic Infomation
Place of Origin: SHANGHAI, CHINA
Certification: CE
Model Number: RT1612-DLC
Payment & Shipping Terms
Packaging Details: Export standard, to be packed in new cases/cartons, suitable for long-distance ocean/air and inland transportation.
Delivery Time: 12~14 weeks
Payment Terms: L/C, T/T
Supply Ability: 5 sets/month
Product Description

Product Description:

Overview of Popular PVD  Coatings

PVD, or Physical Vapor Deposition, is a process used to apply coatings to various surfaces, including watches, faucets and jewelry. These coatings, such as Diamond-Like Carbon (DLC), Titanium Nitride (TiN), Titanium Carbon Nitride (TiCN), Titanium Aluminum Nitride (TiAlN), and Rose Gold PVD, provide enhanced durability, scratch resistance, and aesthetic appeal. They are popular choices among watch manufacturers looking to create a specific color, style, and performance characteristics.

1. Diamond-Like Carbon (DLC) Coating

DLC is one of the most common PVD coatings used in watches. As a carbon-based coating, it offers high hardness, low friction, and excellent scratch resistance. It can range from glossy black to matte finishes, giving watches a sleek and modern look.

2. Titanium Nitride (TiN) Coating

TiN is a gold-colored PVD coating that gives watches a luxurious appearance. It combines good scratch resistance with a high affinity for metals like stainless steel. It is often used to create gold-colored watches without using actual gold.

3. Titanium Carbon Nitride (TiCN) Coating

TiCN combines the properties of titanium nitride and DLC, resulting in a dark gray or gunmetal appearance. It is highly durable and resistant to corrosion, making it a good choice for rugged or sporty watch designs.

4. Titanium Aluminum Nitride (TiAlN) Coating

TiAlN is a combination of titanium, aluminum, and nitrogen. It provides a dark gray or black color and has excellent hardness and wear resistance. TiAlN coatings are often used in high-performance and tool watches.

5. Rose Gold PVD Coating

Rose gold PVD coatings use a combination of different metals, including gold, copper, and sometimes silver. This coating gives watches a warm, reddish-gold color and provides an elegant and luxurious look.


While PVD coatings significantly enhance the durability and scratch resistance of watches, they can still wear off over time with extensive use. Thus, it is important to consider all the options carefully before selecting a coating for a timepiece.

Technical Specifications

Flexible configurations: the machine is set according to coating processes and customers’ requirements


Description RTAS1250 RTAS1612
Deposition Chamber (mm) φ1250 * H1250

φ1600 * H1250


Planetary Driving

Effective Coating Area (mm)

8: φ270*H850

10: φ230*H850

10: φ300*H850

16: φ200*H850


Circular Arc Cathode (sets) 7 12
Cylinder Sputtering Cathodes (pairs) 3 /4 4 / 6

Pulsed Bias Power


36 48
DC / MF Sputtering Power (KW) 36 4*36
Arc Power (KW) 7*5 12*5
Vacuum Pumps

2* Turbo Molecular Pumps




3* Turbo Molecular Pumps




Max. Power Consumption (KW) 200 245
Average Power Consumption(KW) <75 <100
Operation Space (L*W*H) mm 4300*3700*2800 5000*4000*2800


Advantages of Using PVD Coatings

PVD coatings offer several key advantages compared to other types of watch coatings. From durability and aesthetics to uniformity and environmental friendliness, PVD coatings provide a superior solution for watch manufacturers and consumers alike.

1. Durability: PVD coatings are highly durable and offer excellent resistance to wear, scratches, and corrosion. The deposition process creates a hard and protective layer on the watch surface, enhancing its longevity and reducing the risk of damage.

2. Aesthetic Options: PVD coatings provide a wide range of color options, allowing watch manufacturers to create various finishes and styles. From black DLC coatings to gold-toned TiN coatings, PVD offers versatility in achieving different aesthetic preferences and can mimic the appearance of precious metals.

3. Uniformity: PVD coatings provide a uniform and consistent layer on the watch surface, ensuring an even distribution of color and protection. This results in a visually pleasing and high-quality finish, enhancing the overall appearance of the watch.

4. Thin Coating Thickness: PVD coatings are typically applied in thin layers, ranging from a few micrometers to tens of micrometers. This allows the watch to maintain its original dimensions and does not significantly affect the weight or functionality of the timepiece.

5. Environmental Friendliness: PVD coating is a relatively environmentally friendly process compared to other coating techniques. It is a dry process that does not produce harmful byproducts or require the use of harsh chemicals, making it a more sustainable choice.

6. Compatibility with Different Materials: PVD coatings can be applied to a wide range of materials, including stainless steel, titanium, ceramic, and even some plastics. This versatility allows watch manufacturers to apply PVD coatings to various components of the watch, such as cases, bezels, and bracelets, ensuring consistent protection and aesthetics.

7. Cost-Effectiveness: PVD coatings are generally more cost-effective compared to other coating methods, such as electroplating or ion plating. The process is efficient, and the equipment required for PVD deposition is relatively accessible, making it a viable option for both high-end and mid-range watches.


Overall, PVD coatings offer a combination of durability, aesthetic versatility, and cost-effectiveness, making them a popular choice for watch manufacturers. They provide enhanced protection and visual appeal to timepieces, ensuring that they can withstand daily wear and maintain their appearance for an extended period.


Technical Parameters:

Cathodic Arc Deposition and Magnetron Sputtering

Cathodic arc deposition and magnetron sputtering are two common methods used for DLC coating in the PVD (Physical Vapor Deposition) process. Let's take a deeper look into understanding the differences between the two techniques.


Cathodic Arc Deposition

Cathodic arc deposition can be broken down into five key steps:

  • Process: Cathodic arc deposition involves the use of a high-voltage electric arc that is generated between a carbon-based target and the watch case surface.
  • Target Material: The target material in cathodic arc deposition is typically a carbon-based material, such as graphite or amorphous carbon.
  • Vaporization: The electric arc vaporizes the carbon-based target material, creating a plasma plume consisting of highly ionized carbon species.
  • Deposition: The plasma plume is directed towards the watch case, and the ionized carbon species condense onto the surface, forming the DLC coating.
  • Advantages: High ionization levels create a dense and adherent coating, allow for high deposition rates, resulting in faster coating processes, and can produce coatings with high hardness and low friction properties.
  • Limitations: Limited control over the composition of the coating, coating thickness uniformity can be challenging to achieve, and the deposition process can generate some heat, which may require careful temperature control.
    Excellent Aesthetic Appeal PVD Vacuum Coating Machine With DLC Coating Properties 0
Magnetron Sputtering

Magnetron sputtering also consists of five distinct steps:

  • Process: Magnetron sputtering involves the use of low-pressure plasma and magnetic fields to generate a plasma discharge within the deposition chamber.
  • Target Material: The target material can be graphite or another metal target (e.g., titanium or chromium) with a carbon-containing gas introduced into the chamber.
  • Ionization & Deposition: The plasma discharge causes sputtering of metal ions from the target, which are then accelerated towards the watch case surface. Simultaneously, the carbon-containing gas dissociates into carbon ions, which bond with the metal ions on the surface, forming the DLC coating.
  • Advantages: Allows for better control over the composition of the coating, can achieve good coating thickness uniformity, and offers flexibility in using different target materials for improved coating properties.
  • Limitations: Typically slower deposition rates compared to cathodic arc deposition, require careful control of gas flow and pressure to optimize coating quality, and coating hardness and adhesion properties may vary based on process parameters.

Both cathodic arc deposition and magnetron sputtering have their advantages and limitations. The choice of method depends on factors such as the desired coating properties, deposition rate requirements, equipment availability, and the expertise of the coating facility. Watch manufacturers may select the method that best suits their specific needs and quality standards.

Excellent Aesthetic Appeal PVD Vacuum Coating Machine With DLC Coating Properties 1

Support and Services:

PVD Vacuum Coating Machine Technical Support and Service

We provide technical support and service for all our PVD Vacuum Coating Machines.

Our experienced team of technicians can provide assistance with installation, maintenance, and troubleshooting.

We offer a range of services, including:

  • Technical support for installation and maintenance
  • On-site technical service for repairs and maintenance
  • Assistance with product selection
  • Troubleshooting and support for any issues
  • Software and hardware upgrades

We are committed to providing the best possible service and support for our PVD Vacuum Coating Machines.



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Contact Person : ZHOU XIN
Fax : 86-21-67740022
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