"Etch", as the name implies, USES corrosive acids to etch and etch patterns on the surface of metals or other materials.As a new way of chemical cutting, etching has made outstanding contribution to the development of modern science and technology...
As for the effect of pitting radius and pitting depth on the texture effect, both small pitting radius and deep pitting radius and large pitting radius and shallow pitting need to be matched by etching solution and aluminum alloy material.
Thank you for the on-site guidance and support of the fire brigade in tongzhou district, nantong city!Nantong zhuolita 2018 fire drill a complete success!
Tongzhou daily news on October 26, 2018 comprehensive section reporter reported: nantong zhuolida 40,000 square meters of standard plant construction, promote the nantong high-tech zone high standard plant project to take root!
In order to reduce environmental pollution, the etching system in alkaline environment should be chosen as far as possible.Of course, not all metals can perform meaningful etching in alkaline environments.
Vacuum cleaner filter is widely used in all kinds of vacuum cleaners to filter impurities.For normal use, we need to regularly replace and clean the filter.
More and more families will have juicers, but the juicing opportunities are different for each family. Some juicers make things that need to be filtered.
Soy milk is nutritious and delicious, is our favorite drink, we know that soy milk is made with soybean milk machine, so you know the soybean milk machine filter?
Commonly used metal gasket has metal pad, waveform pad, tooth pad, ring pad (including octagonal pad, oval pad two kinds).And profiled gasket is a number of irregular shape gasket, then profiled gasket installation requirements...