High chromium refractory mud is used together with high chrome brick. It is the key lining material for masonry coal gas slurry pressurized gasification furnace. This work uses industrial grade fused chrome oxide powder, chrome oxide green and α-Al2O3 fine powder. As raw materials, aluminum dihydrogen phosphate (w (P2O5) ≥ 65%, w (Al2O3) ≥ 17%) as a binder of high-chromium mud, studied the amount of aluminum dihydrogen phosphate added to different series (electrofused chromium oxide powder and The addition amount of chromium oxide green was different. The influence of mud water addition, bonding time and bond strength, and the mechanism of action of aluminum dihydrogen phosphate was analyzed. The results showed that with the increase of the amount of aluminum dihydrogen phosphate added, The amount of water added to the mud is reduced, the bonding time is increased, and the bonding strength is increased.
Yucai Phosphate Chemical Factory specializes in the production of phosphate series products such as sodium hexametaphosphate, sodium pyrophosphate, sodium tripolyphosphate, disodium hydrogen phosphate, industrial phosphoric acid, trisodium phosphate, aluminum dihydrogen phosphate, solid aluminum dihydrogen phosphate, liquid aluminum dihydrogen phosphate, sodium dihydrogen phosphate, etc. After more than 30 years of continuous pursuit and development, Yucai Phosphate has established a good cooperation and sharing relationship with many colleges and universities through skillful chemical technology and product development, equipment renewal, and has established a brand name ( Yucai Phosphate ) in the chemical industry.
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