Laser Cladding A Welding Procedure: Some Major Advantages Of It

Laser Cladding is a welding procedure that uses laser energy as a heat source to melt and weld material with distinct and desirable metallurgical properties onto a component with the least amount of chemical dilution feasible. This enables one to adjust the surface attributes of a less expensive substrate to improve corrosion, oxidation, wear, and high-temperature fatigue strength at a lower cost. With little or no dilution, the direct diode Laser Cladding method may weld a very thin and smooth single pass layer of metal onto another metal substrate at high deposition speeds.

To provide the thinnest and purest weld overlay possible, this welding method employs specialized diode lasers. There is no other welding procedure that can match the quality of diode Laser Cladding. This method allows the surface metal chemistry of functioning parts to be changed without causing severe weld distortion or a heat-affected zone. Corrosion, erosion, or both are advantages of surface modification.

Lasers enable power levels that are not normally attainable with traditional thermal techniques due to their greater focusing ability. We can process components with minimum thermal loading and distortion as a result of this. Laser Cladding is especially well suited to applications that need high dimensional accuracy. Materials that are difficult to weld using traditional methods, such as high-temperature-resistant nickel-based alloys in gas turbines or tungsten-carbide-filled wear-protection coatings, are among the other applications. Turbine blades, drilling equipment, and pump components are examples of common components.

A metal coating is deposited to the surface of an item using a laser as the heat source in the Laser Cladding Process. The procedure is frequently used to apply a protective coating for better performance and to restore damaged or worn surfaces. Equipment and machinery with parts that are exposed to corrosion, wear, or impact can benefit from Laser Cladding. For example, the construction equipment business uses this technology to improve wear resistance and extend the life of their equipment. Typically, a coating is applied to a substrate by melting metallic powder with a laser, such as IPG's high-power multi-mode fiber laser. Steel alloy or stainless steel substrates can be coated with protective coatings such as tungsten carbide, nickel alloy, or cobalt alloy. For improved corrosion, abrasion, and wear resistance of metals, the technique creates a strong metallurgical bond with a little dilution of the base material. The following are some of the significant advantages of Laser Cladding: Coatings that are dense and have a smooth, consistent surface finish Dilution is low, and the heat-affected zone is small (HAZ) Material functionality has been improved (i.e. corrosion, wear, and oxidation) Processing time is cut in half.