Filtermesh is abbreviated as filter mesh, which is made of metal wire mesh with different meshes. Its function is to filter the molten material flow and increase the resistance of the material flow, so as to filter out mechanical impurities and improve the effect of mixing or plasticization.
How to ensure the stability of diameter and size of spring. In order to make the diameter of the spring stable, the speed of the precision spring can not be too fast, otherwise the precision spring will appear taper and spring rotation more times, the accuracy is also high, but also pay attention to the speed of rebound.
The development of metal etching can be traced back to ancient China. Ancient China's smelting technology is more developed than that of Western countries, that is, alchemy.
Everyone knows that there are many kinds of materials used in the production of signs, including stainless steel nameplates in metal materials.
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