Blog

PVD coating (Physical Vapor Deposition) is a technology used to coat surfaces with various materials. PVD operates on the principle of evaporating a solid material under high vacuum, allowing the vapor to collide with and deposit on the target surface. During the PVD coating process, typically metals or metal compounds are used. These materials are subjected to electron bombardment, known as a cathode, and heated under high vacuum to evaporate them. The evaporated materials collide with the target surface, accumulating to form a thin film. PVD coating is a widely used surface treatment in many industries. This coating method offers…

Plasma treatment is often used in conjunction with PVD (Physical Vapor Deposition) processes to enhance the adhesion and performance of the deposited coatings. Plasma treatment involves subjecting the substrate surface to a highly energized plasma gas. In the context of PVD, plasma treatment is typically performed before the coating process begins. The substrate is placed in a vacuum chamber, and a low-pressure gas (such as argon or nitrogen) is introduced. A high-frequency electrical discharge is then applied to ionize the gas, creating a plasma. The plasma contains highly energetic ions, electrons, and reactive species, which interact with the substrate surface.…

Magnetron sputter coating is a commonly used technique for depositing coatings on cutting tools. It is a type of PVD (Physical Vapor Deposition) process that utilizes magnetron sputtering to deposit thin films onto the surface of cutting tools. In magnetron sputtering, a vacuum chamber is used, which contains a target material (often a metal or metal alloy) and the cutting tool substrate. The chamber is filled with a working gas, typically argon. The target material is bombarded with high-energy ions, which dislodge atoms from the target surface. These atoms then travel in a straight line and deposit onto the surface…

Hardcoating with PVD (Physical Vapor Deposition) technique refers to the process of depositing hard and wear-resistant coatings onto surfaces using PVD methods. PVD hardcoatings are often applied to improve the hardness, durability, and performance of various materials. Here's an overview of the PVD hardcoating process: Substrate Preparation: The surface of the substrate material, such as metal, ceramic, or even some plastics, is typically cleaned and pre-treated to ensure proper adhesion of the coating. PVD Chamber: The substrate is placed in a vacuum chamber along with the material to be deposited, known as the target. The chamber is evacuated to create…