They are mainly used in the manufacture of boilers and pressure vessels. The steel plates for boilers and pressure vessels can be fabricated into device that are subject to certain pressure, temperature and medium, so they are required to possess high str
The amide group of polyacrylamide can have affinity and adsorption with many substances to form hydrogen bonds. High-molecular-weight polyacrylamide forms "bridges" between the adsorbed particles to generate flocs, which is conducive to the sinking of par
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Hengshan Metal is a bearing material with the sintered wear resistance layer as the sliding surface and the metal back. The sintered layer is a special bronze alloy with uniformly dispersed sloid lubricants such as the graphite and PTFE.
Tungsten plates are manufactured accoring to the GB/ t3875-2007 and astmb760-86 Tungsten slab after deformation is greater than 60% or more of the forging after rolling processing, the density of plate basically belongs to the theoretical density (19.3 ɡ