Crystalline silicon photovoltaic feeder line cutting is cutting the biggest market differentiator, and silicon carbide crystal wafer cutting is very important as an accessory, the market demand with the development of photovoltaic industry has maintained a strong growth momentum. However, since entering in May, silicon carbide market prices began to loosen, product demand dropped, companies have been affected to varying degrees. Henan Green foreign filter water treatment materials industry professionals once said: "silicon carbide powder is a tool in the hands of photovoltaic enterprises, who have the best tools, whoever occupies the best cutting opportunities."
It is obvious from this statement in the slice of silicon carbide powder industry position is pivotal. With the rapid development of photovoltaic industry, the industry's growing demand for wafer temperature, the number is growing, while the production of polycrystalline silicon carbide powder as an important accessory, its natural demand is increasing. Domestic silicon carbide powder is mainly divided into black silicon carbide powder and green silicon carbide powder into two categories, the black silicon carbide powder and green silicon carbide powder technology and ingredients are different, resulting in the market demand for these two products is not the same.
At present, mainly dominated by green silicon carbide powder, because it itself determines its characteristics more suitable for photovoltaic, semiconductor crystal silicon material cutting edge parts, so the use of green silicon carbide powder than black silicon carbide powder. Our country is a major exporter of silicon carbide production and, in 2009 total output of 530,000 tons of silicon carbide and more, accounting for 56.3% of the global total, ranking first in the world. 2010 silicon carbide production reached 700,000 ~ 800,000 tons, as of now, 2011 silicon carbide production has reached 30 million to 40 million tons.
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