Plastic spray processing is what we often call electrostatic powder spraying. It uses an electrostatic generator to charge the plastic powder and adsorb it on the surface of the iron plate. Then it...
The mesh on the speaker is mainly dustproof and protective for ordinary speakers. Dustproof is easy to understand, that is, to prevent dust from falling on the speaker.
The understanding of pr...
With the popularity of audio, more and more families will also install audio, may many people will question, why metal material audio net cover will be more popular?
1. Better sound quality: The h...
Smog is a relatively serious environmental pollution in recent years, and it does great harm to people’s health. Outside, we can wear anti-smog masks, but what about inside the house? You can...
A filter disc is a common filter used to separate solid particles from liquids or gases. It consists of a series of small holes arranged in parallel, which can filter out unwanted impurities and ma...