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| Warranty: | 24-Hour Online Follow-up |
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DING KIN Co., Ltd. presents Heavy Duty Automatic Aluminum Door Closers. Commercial-grade, fireproof, and adjustable. Crafted from heavy stainless steel and aluminum alloy for durability.
| 1 | Raw material storage: The raw materials for hardware accessories usually include aluminum alloys, zinc alloys, and iron. These raw materials need to be stored in a dry and ventilated environment to prevent rust and corrosion. |
| 2 | Die casting or stamping: According to the design requirements of the product, the appropriate die casting or stamping process is selected. Aluminum alloys and zinc alloys are usually die-cast, while iron is usually stamped. In this process, the raw material is heated to a certain temperature and then molded into the desired shape through the mold. |
| 3 | CNC machining: For some hardware accessories that require high-precision processing, CNC machining may be required. CNC machining can achieve high-precision cutting, drilling, milling and other processing techniques to meet the design requirements of the product. |
| 4 | Surface treatment: In order to improve the corrosion resistance, aesthetics and service life of hardware accessories, surface treatment is usually required. Common surface treatment processes include electroplating, spraying, and anodic oxidation, etc. |
| 5 | Quality inspection: At all stages of the production process, quality inspection is required to ensure that the product meets the design requirements and quality standards. Quality inspection usually includes visual inspection, dimensional measurement, functional testing, etc. |
| 6 | Packaging: Finally, the qualified hardware accessories will be packaged for transportation and sales. |
Our hardware accessories are crafted with precision and care to meet the highest standards of quality. Each product undergoes a unique production process tailored to its specific requirements, ensuring durability and reliability.
Contact us today to learn more about how our hardware accessories can elevate your projects!
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