1K Through Black Hight Gloss Acrylic auto Paint: Advanced Consistency with Proper Mixing

What are the advantages and disadvantages of 1K black automotive paint compared to 2K paint?

Advantages:
Simplicity: 1K Tongblack automotive paint is a single-component paint material that does not require mixing of activators or curing agents. This makes it simpler and more convenient to use, without the need for additional mixing steps or equipment.
Drying time: 1K black automotive paint usually has a faster drying time. It mainly relies on solvent evaporation for drying, and compared to the chemical reaction curing process required for 2K paint, the drying time for 1K paint is shorter. This is conducive to quickly completing the painting project and reducing waiting time.
Repair ability: 1K black car paint is suitable for small area repair work. It can be used for local repairs without the need for large-scale painting or vehicle painting. For small scratches or bumps, 1K paint can provide a convenient and fast repair solution.

Disadvantages:
Durability and chemical resistance: Compared to 2K paint, 1K black automotive paint may have lower durability and chemical resistance. 1K paint mainly relies on solvent evaporation for drying, and the hardness and durability of the paint film may be weak. In long-term use and harsh environments, additional protective layers or varnish may be required to increase the durability of the paint film.
Long-term effect: Due to the drying mechanism of 1K paint, it may experience a certain degree of discoloration or yellowing after a period of time. In contrast, 2K paints typically have better color stability and long-term effects.
Application scope: 2K paint is usually suitable for a wider range of application scenarios, including large-scale painting, whole vehicle painting, and professional repair projects. They provide higher durability, chemical resistance, and glossiness. For painting projects that require higher standards, 2K paint is usually the preferred choice.

The recommended application guidelines for 1K automotive paint are as follows:

Number of Coats & Thickness: Apply 2-3 coats of paint, aiming for a total dry film thickness of 40-60 μm.

Flash Time: Allow 5-10 minutes of drying time between each coat.

Application Method: Use a spray gun for applying the paint.

Nozzle Size:

• For gravity spray guns, use a 1.2-1.4mm nozzle.
• For suction spray guns, use a 1.3-1.5mm nozzle.

Spraying Pressure: Maintain a spreading pressure of 3-4 bar.

Spreading Visibility: Measure the spreading visibility using a Ford Cup #4 at 20 ºC, aiming for a range of 13-18 seconds.

Number of Coats: Apply a maximum of 3 coats to achieve the desired coverage and finish.