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There are many methods of metal cleaning, including manual rust removal, mechanical removal of embroidery, chemical treatment, etc., but they all have shortcomings such as low cleaning efficiency, incomplete removal, and pollution that is not environmentally friendly. Laser Cleaning Machine. Laser cleaning machines have gradually entered people's field of vision and become the main equipment for cleaning high value-added metal products.
Laser cleaning machine is suitable for automobile, mold, aerospace, 3C electronics, medical equipment, rail transit, steel manufacturing, military equipment, various steel, steel, aluminum and other industries.
The laser cleaning machine is also used for precision deesterification cleaning in the precision machinery industry, avoiding the problems of incomplete cleaning and residue in traditional cleaning. Esters and mineral oils can be removed completely, non-contact, and will not damage the surface of the part.
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Laser cleaning machine rust removal machine application.
Stone paper technology does not require water during the entire production process, and does not require the addition of strong acids, alkalis, bleaching powder and many organic chlorides. paper bag supplier ，Compared with the traditional papermaking process, several important pollution links such as cooking, washing, and bleaching have been eliminated and fundamentally eliminated. The pollution problem caused by the "three wastes" in the papermaking process. Compared with plastic bags, stone paper is more environmentally friendly and durable in the packaging bag product industry.
Stone paper is a popular name or business name in society and is essentially a thin film product made from a highly filled modified plastic material. Stone paper is not a plant fiber (wood pulp) paper in the traditional sense, nor is it a film plastic (synthetic) paper, but a new type of "paper product" made using the principles of polymer interface chemistry and polymer modification. .Waterproof, insect-proof, tear-resistant, etc.
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How are stone paper bags made?
The difference between stone paper bags and paper bags
The advantages of environmentally friendly shopping bags
Many parents are overwhelmed by children's love for old and new. Then pay attention to the practicality and functionality of plush dolls, safety is a must.plush toy manufacturers ， The combination of these three criteria can largely avoid waste.
When buying plush toys and cartoon dolls, you need to pay attention to the qualified labels of the manufacturer and product material. These are the most basic. In order for children to use these toys safely and without worry, you must be careful. You can't choose toys with bright colors containing heavy metals, or toys with strong fragrance, because the price is cheap.
Experts remind parents to pay attention to the cleaning and cleaning of plush toys. In addition, when choosing a plush toy, be sure to check whether the plush toy manufacturer has done the safety test of the international standard EN71 for this doll, and pay attention before purchasing. Prevent these baby plush toys from harming your child.
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How to customize toys? What needs to be considered?
What are the precautions for ordering plush dolls?
Why is plush toy customization popular?
1. Select the LED street light power supply with the appropriate control method according to the load characteristics. waterproof power supplies ， There are many types of LED street light power supplies on the market, and their functions are becoming more and more powerful. The performance of LED street light power supply is also getting higher and higher. In addition to the "innate" conditions of the manufacturing process of the street lamp power supply itself, the control method used by the LED street lamp power supply is also very important.
2. Select the protective structure of the LED street light power supply according to the installation environment. The protective structure of the LED street lamp power supply should be adapted to its installation environment, and factors such as ambient temperature, humidity, dust, pH value, corrosive gas, etc. should be considered, which are related to the performance of the LED street lamp. power supply. Long-term, safe and reliable operation is critical.
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What do you need to know when buying an LED power supply?
How to choose a high-quality LED waterproof power supply
1. The Bluetooth headset is not bound by the line, you can do other things while listening to songs, and the Bluetooth headset has practical functions such as redial, call hold, and refusal to listen, which is also unmatched by wired headsets. Wireless On Ear Headphones ， In addition, the use of Bluetooth headsets can keep people's brains away from mobile phone radiation, which is of great benefit to people's health.
2. Although the Bluetooth headset is easy to carry, it still needs to be charged, which is more troublesome. Battery life is a factor that must be considered. Also, wireless earphones are generally more expensive than wired earphones. This aspect also needs to be considered when purchasing.
3. There are many styles of bluetooth headsets on the market at present, you can choose different bluetooth headsets according to different needs, and the choices are relatively rich.
Through the above introduction, we can understand that the sound quality of wired headphones is relatively good, but they may be knotted and easily broken. Bluetooth headsets are not disturbed by wires. Wearing a Bluetooth headset will not affect other work, but the Bluetooth headset needs to be charged, and the sound quality will be slightly worse.
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The difference between in-ear and semi-in-ear headphones
In-ear headphones benefits and considerations
Can pregnant women use bluetooth headsets?
In the field of sterilization and disinfection, UVC LEDs use high-energy ultraviolet rays to irradiate microorganisms to destroy nucleic acid structures, uvc led light ，so as to achieve the purpose of microbial inactivation, which can inactivate almost all microorganisms including bacteria, viruses, fungi, and algae. .
Compared with traditional sterilization and disinfection technology, UVC LED has the advantages of high sterilization efficiency, long service life, no chemical pollutants, and simple operation, and can be widely used in air, water and object surface disinfection.
With the spread of the novel coronavirus (COVID-19) worldwide, UVC LED disinfection is considered an effective method to eliminate the coronavirus, and has been used in public places, transportation, personal protection and other fields to curb the spread of the virus. Virus provides technical support.
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What are UVC LEDs? What does it do?
What are the advantages of UVC-LED ultraviolet sterilization?
What is the difference between uv lamp and ultraviolet lamp
It is not recommended to choose small size shoes, because people sometimes have swollen feet, such as after strenuous exercise, shoe supplier， standing or sitting for a long time, the feet will become a little swollen due to long-term congestion, and the size is slightly larger than usual, once the shoes are too large Small, squeezing feet, uncomfortable.
The ideal shoe size is ten toes that can move freely in the shoe without affecting each other, which is best for the foot. If you have fat feet or need insoles and heavy socks, you can choose a larger size, otherwise it is enough to buy the right size.
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Factors to consider when buying shoes
Common sense to know when buying shoes
What to pay attention to when buying shoes online
Cast iron: The cast iron bathtub is made of cast iron, and the surface is coated with enamel, so it is heavy, and it is not easy to make noise when used; metal tub,Advantages---smooth and smooth, warm color, anti-fouling, easy to clean, long life; Disadvantages---the highest price, The color and shape are limited by the process and are relatively simple; it is not suitable for installation and handling.
1. Ceramic: Made of artificial organic materials, it has the characteristics of rich shape, light weight, good surface finish and low price, but due to the poor high temperature resistance and pressure resistance of artificial organic materials, it is not wear-resistant and not easy to wear. The surface is prone to aging. shortcoming.
3. Wood type: Solid wood bathtubs often use materials with hard wood, high density and good anti-corrosion properties, such as spruce, oak, pine, cedar, etc. The wood type must be frequently soaked in water to avoid exposure to sunlight.
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What are the materials of the bathtub?
What should I pay attention to when buying a bathtub?
What are the advantages and disadvantages of metal bathtubs
1. You can select the LED driver chip model to be controlled by pressing the button
2. Built-in a variety of key selection methods (can be added according to customer requirements).
3. Dynamic speed, adjustable mode, dmx led controller，with power-down memory function.
4. Use the buttons and wireless remote (order specific) to control the controller.
5. The remote control adopts radio frequency (RF) method, and the remote control distance can reach up to 50M. Mode selection, program cycle, display switching, speed increase and decrease, and control can be realized on the remote control.
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What exactly is a dmx controller? what components are included
The difference between Led main control and sub-control
1. Good drying effect: high output, rapid dehydration, completely maintaining the original color and essence of the item.
2. Energy saving and environmental protection: The combustion chamber of the equipment is separated from the vertical multi-layer drying box and carried out in isolation. fruit dryer machine，The pure hot air entering the drying box is pollution-free.
3. Safe and reliable operation: The whole semi-closed drying system is free from dangers of flammability, explosion, poisoning, short circuit, etc.
4. Intelligent control, low maintenance cost: automatic constant temperature device, 24-hour continuous drying operation.
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Principle of fruit and vegetable dryer
The use and principle of fruit dryer