In today's highly competitive market, products must not only have excellent core functionality, but also have attractive appearance and durable surfaces. this is where surface finishing technology comes into play. whether polishing, grinding, brushing, veneering, sandblasting, painting, powder coating, anodizing or hard anodizing, passivation and galvanizing, these surface finishing techniques can add luster to your products and make them look better in the future. stand out in the market.
Surface finishing classification
Polishing: giving the product a new brilliance
polishing is a process that uses flexible tools and abrasive media to modify the surface of a workpiece. its main purpose is to improve the smoothness and gloss of the surface, making the product look more refined and beautiful. polishing will not change the size and geometric accuracy of the workpiece, but it can significantly improve the visual and tactile experience of the product.
through polishing, the surface of the product can become smoother, thereby reducing friction and wear. for example, after polishing, automobile bodies, stainless steel products, and electronic product casings not only look bright but are also more durable during use. this processing method is widely used in high-end product manufacturing to provide customers with a high-quality user experience.
Grinding: fine processing of every detail
grinding is the process of finishing the surface of a workpiece using abrasives coated or pressed on a grinding tool. grinding can remove burrs and minor scratches from the surface of the workpiece, making it more flat and smooth. this process is commonly used in the manufacture of high-precision parts such as molds, cutting tools, measuring tools and instrument parts.
grinding not only improves the appearance of the product but also improves its performance. for example, parts such as engine blocks and valve seats can be ground to improve their sealing and wear resistance, thus extending their service life. in addition, grinding can also lay a good foundation for subsequent surface finishing processes, making the coating more uniform and smooth.
Brushing: giving the product a unique texture effect
wire drawing is a technical processing method that forces metal through a mold under the action of external force, so that the cross-sectional area of the metal is compressed and the required cross-sectional area shape and size are obtained. the brushed metal surface will form a unique texture effect, which has a strong visual impact.
the wire drawing process is often used for decorative finishing of stainless steel, aluminum alloy and other metal materials, so that the surface presents delicate and textured lines. this finishing not only improves the aesthetics of the product, but also increases its anti-slip properties. for example, household appliances, building decoration materials and electronic product casings can show high-end and atmospheric visual effects through wire drawing processing.
Finishes: diverse surface decoration options
veneing refers to the decorative finishing of the surface of an object to give it a specific pattern, color or texture. finishing finishing can be achieved through spraying, electroplating, film and other methods to meet the individual needs of different customers.
spraying is one of the most common finishing methods. high-pressure spray equipment is used to evenly apply paint on the surface of an object. spray coating not only provides a wide range of color options, but also enhances the corrosion resistance and wear resistance of the product. electroplating uses the principle of electrolysis to coat a layer of metal or alloy on the surface of the workpiece, giving it a bright appearance and excellent protective properties. laminating is to stick a pre-printed film on the surface of an object to achieve quick and diverse decorative effects.
Sandblasting: create a fine and uniform surface texture
sandblasting uses compressed air as power to form a high-speed jet beam to spray the spray material onto the surface of the workpiece to be treated at high speed, causing the appearance or shape of the workpiece surface to change. the surface after sandblasting is more delicate and uniform, with a certain roughness to facilitate the adhesion of subsequent coatings.
sandblasting is widely used for surface preparation of metal products, such as removing rust, scale and old paint layers. at the same time, sandblasting can also provide good surface finishing effects for non-metallic materials such as plastics and glass. the surface of the product after sandblasting is cleaner and tidier, which helps to improve the adhesion and durability of the coating.
Spray paint and powder coating: colorful protective coatings
spray painting is to spray paint evenly on the surface of an object through a spray gun to form a protective film. spray painting not only provides a variety of color options, but also enhances the corrosion and abrasion resistance of the product. powder spraying is to apply powder coating on the surface of an object through electrostatic adsorption, and then bake and solidify it at high temperature. powder spraying has the advantages of being environmentally friendly and pollution-free, and the coating is uniform and dense, and has strong weather resistance.
spray painting and powder coating are widely used in furniture, automobiles, machinery and equipment and other fields. these finishings can not only improve the appearance quality of the product, but also effectively extend its service life. especially equipment used in outdoor environments can withstand the erosion of wind, sun and rain after being spray-painted or powder-coated.
Anodizing and hard anodizing: improving metal corrosion resistance
anodizing is an electrochemical process that forms an oxide film on the metal surface through electrolysis. this oxide film has good corrosion resistance and decorative properties, and is suitable for surface finishing of aluminum and its alloys. hard anodizing is a special anodizing process that forms a thicker and harder oxide film and is suitable for applications requiring high wear resistance.
anodizing and hard anodizing are widely used in aerospace, electronic and electrical, architectural decoration and other fields. these finishings not only improve the corrosion resistance of the metal, but also give it a unique appearance. for example, after anodizing, aluminum alloy doors and windows not only have a bright and lasting color, but also resist corrosion in harsh environments.
Passivation and galvanizing: enhance metal protection properties
passivation is a chemical finishing that improves the oxidation resistance of a metal by forming a dense oxide film on its surface. galvanizing is to coat a layer of zinc on the metal surface to act as cathodic protection and prevent corrosion of the base material. both finishings significantly improve the metal's protective properties.
passivation finishing is often used for anti-corrosion finishing of stainless steel, titanium alloy and other materials, while galvanizing is widely used for surface protection of steel products. for example, after being galvanized, infrastructure such as bridges, guardrails, and pipelines can effectively extend their service life and reduce maintenance costs.
Exchange and cooperation
Buying and usage guide
the surface treatment services provided by kesu hardware cover various processes from basic polishing to complex electroplating, and can meet the needs of different industries. whether you need to improve the appearance of your product or enhance its durability, we have a professional solution. contact us today for more information and a quote!
our service process is simple and convenient: first, you can contact us by phone or online consultation; second, we will develop a personalized surface finishing plan according to your specific needs; finally, we will arrange relevant personnel to invite you to visit the factory or discuss cooperation details online. in terms of price, we promise to be transparent and fair, and provide reasonable quotations based on different service items and difficulty levels.