Operating Principle Of Ultrasonic Welding Machines For Sale From Welder Machine Suppliers
Generally speaking, ultrasound refers to acoustic frequencies above 20 thousand hertz, which is the upper limit of the range of human hearing. However, these frequencies are audible to certain animals such as mice, bats, dolphins and dogs, all of which have a higher hearing range compared to humans. The inability of humans to listen to ultrasonic waves is caused by the middle ear, which acts as a low pass filter. The ultrasonic welding machines of Huizhou Shengyang Industrial Co. Ltd [...]