National standard GB/T 5237.4- Aluminum alloy building profiles, Part 4: Powder coated profiles; In 2017, the gloss of powder coating films was classified into three categories:

Low light≤ 30°

Zhongguang 31-70°

Highlight≥ seventy-one

The allowable deviation range is still relatively large. 60° The standard value for measuring the incident angle is allowed to be within the range of± 5-10° In powder coating production and spraying construction, it is easier to operate.

No need to worry about 2-3° anymore; Struggling between differences.

The gloss of the sand pattern coating film shall not be less than 5 degrees;, We add 0.2% to our 812 pure polyester sanding agent, which is easy to extrude and cheaper than common PTFE sanding agents.

(The film thickness of all testing items is>60um)

We can provide customers with electronic or paper versions of the national standard "Aluminum Alloy Building Profile Part 4: Powder Coated Profile" and the industry standard "Powder Coatings for Aluminum Alloy Building Profile".

Yongji Industrial Co., Ltd. is located in; Hometown of Chinese Coatings& mdash;— Shunde, Guangdong, covering an area of nearly 10000 square meters, is a high-tech outward oriented powder coating production enterprise that integrates research and development and operation.

The company was founded in 1997, and we have always adhered to the principle of 'riding'; User first, quality first; Our business philosophy is that in 2003, the company fully passed the ISO9001-2000 international quality management system certification. In 2004, it was evaluated by the National Quality Evaluation Center as; Chinese Quality Credit Enterprise;, The Yongji brand, built with high-quality products and excellent services, has won a good reputation among customers. In July 2018, the company underwent a comprehensive upgrade and passed the ISO9001:2015&ISO14001:2015 Quality&Environmental Management System certification.

Since its establishment, the company has maintained healthy, stable, and rapid growth. From two small production lines and a small factory with more than ten people in the early stages of construction, it has developed into a modern enterprise with an experienced and skilled technical and management team, with an annual output of over 15000 tons and annual sales exceeding 200 million yuan.

We are customer-centric, market-oriented, and have gathered top talents in industry technology management from both domestic and foreign sources, committed to the corporate philosophy of technological innovation. We have established long-term and stable partnerships with well-known domestic enterprises such as Midea, Hisense Kelon, TCL, and Jilong. Our products are exported to well-known foreign enterprises such as Malaysia and Indonesia, and our exports are showing a rapid growth trend.

Looking ahead to the future, the company will continue to adhere to the development policy of efficiency, coordination, health, and science, with the goal of maximizing the overall value of the enterprise, further improving the organizational structure and management mode of the enterprise, and making it; Yongji Powder; Become the most valuable brand in China's powder coating industry.