https://www.jhhearingaids.com/jh-d26-rechargeable-bte-hearing-aid/ Specification Output. OSPL90 Max.: ≤128dB FOG50 HFA Avg. Gain: 29±5dB EQ Input Noise: ≤32dB Frequency Range: 500Hz-5000Hz Working Current: ≤3mA Total Harmonic Distortion: ≤5% Rated Voltage:…

 1.1 Overview In 1958, H.F. Shroyer invented the technology of making metal castings with expandable foam plastic models and obtained a patent. The model used at first…

For the surface polishing treatment of carbon fiber products, it is recommended that the customer use 240 mesh sandpaper water grinding treatment as the best, without further…

According to a 2017 report issued by ABN AMRO Bank and Financial Services Corporation (ING), by 2060, 50% of manufactured products can be 3D printed and 25%…

Laser engraving machine for many friends must not be unfamiliar, compared with the traditional engraving method, laser engraving almost achieve the fine engraving of any graphics. Laser engraving…

TCT Asia, the largest professional exhibition of 3D Printing technology in Asia, will be held from May 26th to 28th in Shanghai Hongqiao National Convention and Exhibition…

Advantages of machine fiber laser cutting: 1530 fiber laser Cutting Machine can obtain better cutting quality because of the small laser spot, high energy density and fast cutting speed. The…

The high-precision laser processing method of fibre laser cutting machines far exceeds traditional processing methods in terms of efficiency and stability, creating huge production value for companies….

Region: The United States ranks first in terms of industrial scale. During the 2020 COVID-19 pandemic, the supply chain was broken and the shortage of epidemic prevention…