Which are the better domestic manufacturers of mechanical seals for pumps?
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As the title suggests, the main media used for transportation are: dilute acid (sulfuric acid at 16-18%), slurry (with a solid content of 45% and a particle size of 100 mesh), or perhaps that expert can recommend some manufacturers.
The friction pair should be cemented carbide against cemented carbide. The structural components must use large or small springs that do not come into contact with the medium, and the material should be 904L or a higher grade. Flushing is performed using the PLAN32 protocol.
Does a joint venture count? Bosge and the like, are the Japanese aircraft mentioned upstairs those from Chengdu?