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Laser marking technology is one of the largest application areas of laser processing. Laser marking is a marking method that uses a high-energy-density laser to locally irradiate the workpiece to vaporize or change the color of the surface material, thereby leaving a permanent mark. Laser marking can print various characters, symbols and patterns, etc., and the character size can range from...

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DOE(Diffractive optical elements) are emerging optical elements that have developed vigorously in recent years. DOE usually adopts the micro-nano etching process to form two-dimensional diffraction units. Each diffraction unit can have a specific morphology, refractive index, etc., so as to finely control the phase distribution of the laser wavefront. The laser light diffracts after...

Laser cutting is to focus the laser emitted from the laser into a high power density laser beam through the optical path system. The laser beam is irradiated on the surface of the workpiece, making the workpiece reach the melting point or boiling point, while the high-pressure gas coaxial with the beam blows the molten or vaporized metal away. With the movement of the relative position of the...

Cash App refund process involves two things. First, send a request for a refund. Second, contacting the Cash App customer service…

After all,radiators are simple machines. Hot coolant is pumped into them from the engine, the coolant is then pushed through a series of parallel tubes, either through pressurization or baffles. As the coolant makes contact with the tubes of the radiator, the heat is then conducted to the fins, which are bonded to the outside of the tubes. As the heat transfers to the fins, the cooling fan...

The radiator is a kind of temperature exchanger.Before the car starts, radiator fluid (also called antifreeze or coolant) is already inside the engine. The coolant is already placed strategically in the engine so that when the car warms up, it can begin its work to regulate the temperature of the engine. A car’s engine can produce so much heat that the coolant inside can reach...

In the area of thermal management, folding sheet metal allows us to increase the surface area within a given volume. Surface area is critical for efficient heat transfer. Folded fins also minimize the number of components used to assemble heat transfer components, such as water cooling plate spoiler folded fin heat sinks or larger heat exchangers. Because the fin stack is made from a single...

Milling is a machining method in which a milling cutter is used as a tool to process the surface of an object. When working, the tool rotates and the workpiece moves. The workpiece can also be fixed, but at this time the rotating tool must also move. Milling machines include horizontal milling machines or vertical milling machines, as well as large gantry milling machines. These machine...