Former Dongguan Da Ling Shan Chang Sheng processing hardware store various decoration metal shell HDMI HDMI, such as furniture fittings, architectural decoration, bathroom accessories, lighting parts, toys, tie clips, belt buckle, metal buckle and so widely used the zinc alloy die castings, which also requires its casting surface quality is higher, and the need to have a good surface processing performance. The most common defects of zinc alloy die casting surface blistering. Defect characterization: casting surface protrusions vesicles. Main features: die-out on the discovery HDMI, polishing or processing revealed zinc alloy pins British regulations, there will appear after injection or plating. Dongguan Da Ling Shan Chang Sheng processing hardware store zinc alloy die-casting mold design and development of zinc alloy die-casting is a high-pressure hydraulic force the molten metal into the shape of a precision casting mold within the complex, is a precision casting method. Zinc alloy die-casting industry in the country concerned mainly gathered in the Pearl River Delta, Wenzhou area, but with the entire maturity of the technology in terms of the level of post-processing technology, the PRD is stronger than Wenzhou. Analysis of the industry, to do high-quality zinc alloy die-casting factory in Dongguan preferred products, die-casting factory in Dongguan and small plants with incomplete statistics, as many as one thousand! Die-casting industry in the country ranked first! Metal shell HDMI HDMI | Zinc | Chang Sheng Hardware provided by Dongguan Da Ling Shan Chang Sheng processing hardware store. Dongguan Da Ling Shan Chang Sheng processing hardware store (shop1379091614724.1688.com) strong, credible, in Dongguan, Guangdong and other hardware accessories industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Chang Sheng Hardware and you hand into the brilliant, for a better future!