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Pishner aluminum company has built the largest number of electrolytic aluminum plants so far by using its ap-18 and ap-30 technologies(white aluminum oxide 220 grit). Since the construction of 60 ap-18 pre culture cells in de molierne in 1979, up to now, 9 electrolytic aluminum plants (3172 electrolytic cells) have been using ap-18 type(brown corundum abrasive), 180kA, four side column bus and point blanking pre culture cell technology.

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The ap-7 and ap-9 pre culture tanks in Saint Nicholas, Greece, were changed from edge cutting to point cutting in 1986(aluminium oxide grit 24 mesh). Hydro aluminum has developed a variety of pre culture anode electrolyzer technologies, including end feed pre melting cell hal-150, edge incoming pre culture cell hal-230 and hal4e large-scale pre culture anode electrolyzer(aluminum oxide sandblasting media). in 2005, its turnover was nearly NOK 175 billion.

(cheap abrasive blasting grit manufacturers portugal)The ap-13 pre culture tank with edge power supply and end column bus bar has been constructed and put into operation in the following areas(brown aluminum oxide 70 grit): belun (Brasil), fendal (talco), Frederick and Frisian (PNL). It is mainly engaged in petroleum, energy, light metals (aluminum, magnesium), plant nutrients (2760 electrolytic cells), petrochemical products(60 grit aluminum oxide), hydropower and equipment, industrial chemicals, etc.

Therefore(aluminium oxide 36 grit), Australia's ferndal aluminum plant (intaleod) in 1991 improved it to have a magnetic field compensation bus to reduce the magnetic field generated by the large current at the end of the electrolytic cell (each guide rod has two anodes). In the past 20 years, the Middle East has actively developed its electrolytic aluminum industry by using its rich oil and gas resources(aluminum oxide abrasive blasting grit), and has made some achievements.(cheap abrasive blasting grit manufacturers portugal)

According to statistics, pishner aluminum company has reformed ap-18 electrolyzer(white fused aluminum oxide 60 grit), including lining design, anode, steel claw diameter and side wall ventilation. The ap-21 electrolyzer has been developed, which can operate at 210 Ka current(silicon carbide grit). Ap-30 type, 300kA, 5 column busbars, spot type pre melting tank technology was developed in 1981. Up to now, 9 aluminum plants have applied this technology.

(cheap abrasive blasting grit manufacturers portugal)Five aluminum smelters use 20 pairs of anodes per cell, and the other four aluminum plants use 40 anodes per cell to obtain individual anodes(aluminum oxide for sand blaster). It has been reported that the current of some ap-30 electrolyzers has been enhanced to 325ka by reforming the inner lining of electrolyzers(black aluminum oxide 70 grit abrasive media). The first and still operating pishne aluminium plant, located in St. Jean de morienne, was started in 1907 and oza in 1914.

In 2007, the average aluminum consumption of Japanese reached 35kg(brown fused alumina for grinding), ranking the first in the world, followed by the United States with a per capita consumption of about 32kg, while China's per capita consumption was less than 10kg, still at the level of developing countries(220 grit aluminum oxide), as shown in Figure 1-4(eastalco smelter), which further shows that the development prospect of China's aluminum industry is considerable.(cheap abrasive blasting grit manufacturers portugal)