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Please do not expose the laser to too cold or humid environment. The suitable working environment of the laser is: temperature 10 ℃ - 40 ℃, ambient humidity <, ambient humidity < 70%.
TWS headset is generally composed of main control chip, battery, flexible circuit board and audio controller. TWS headset do not have traditional physical wires. The left and right headsets form a stereo system through Bluetooth. The mobile phone can be connected to one receiver.
Acrylic materials are widely used. They are cheap and have good laser absorption rate. They can be used to make all kinds of products, including all kinds of signs, gifts and prizes.
As winter is approaching, your laser cutting equipment also needs to keep warm and add antifreeze to prevent freezing, so as to ensure the normal operation of the equipment. If the laser cutting machine is not used for a long time, the place where the cooling water passes, especially the cooling liquid in the laser cavity and pipeline, must be completely drained out of the machine.
According to SEMI statistics, the market scale of global semiconductor equipment in 2020 is US $59.8 billion, a year-on-year increase of 19%, reaching a record high of US $71.2 billion. China became the world's leading semiconductor equipment market for the first time. In 2020, the market scale increased by 39% to US $18.72 billion.
On November 25, Han's laser said on the investor interaction column that Han's laser has mature equipment products and solutions in the power battery pole ear cutting process, and has realized mass sales.
In 1896, the French physicist of invar steel unexpectedly found that the ferronickel alloy composed of 36% nickel, 63.8% iron and 0.2% carbon had abnormal thermal expansion. In the temperature range below 230 ℃, the size of this alloy material hardly changed with the change of temperature.
As we all know, kitchenware, as a daily necessity, is closely related to people's life. Especially with the rising demand for the quality of life, people also have higher quality requirements for kitchenware. It requires both the durability and quality.
Aluminum alloy has the advantages of low density, high strength and good corrosion resistance. Therefore, it has been widely used in automobile industry, new energy, aerospace and construction industry.
In the field of life and high-end manufacturing, a lot of non-metallic materials are used, such as soft materials, thermoplastic materials, thermal sensitive materials, ceramic materials, semiconductor materials, glass and other brittle materials.