Products Parameters
|
Garde |
Composition |
||||
|
Si Content (%) |
Impurities (%) |
||||
|
Fe |
Al |
Ca |
P |
||
|
Silicon Metal 1501 |
99.69 |
0.15 |
0.15 |
0.01 |
≤0.004% |
|
Silicon Metal 1502 |
99.68 |
0.15 |
0.15 |
0.02 |
≤0.004% |
|
Silicon Metal 1101 |
99.79 |
0.1 |
0.1 |
0.01 |
≤0.004% |
|
Silicon Metal 2202 |
99.58 |
0.2 |
0.2 |
0.02 |
≤0.004% |
|
Silicon Metal 2502 |
99.48 |
0.25 |
0.25 |
0.02 |
≤0.004% |
|
Silicon Metal 3303 |
99.37 |
0.3 |
0.3 |
0.03 |
≤0.005% |
|
Silicon Metal 411 |
99.4 |
0.4 |
0.1 |
0.1 |
≤0.005% |
|
Silicon Metal 421 |
99.3 |
0.4 |
0.2 |
0.1 |
– |
|
Silicon Metal 441 |
99.1 |
0.4 |
0.4 |
0.1 |
– |
|
Silicon Metal 551 |
98.9 |
0.5 |
0.5 |
0.1 |
– |
|
Silicon Metal 553 |
98.7 |
0.5 |
0.5 |
0.3 |
– |
|
Off-Grade Silicon Metal |
96 |
2 |
1 |
1 |
– |
Specification granularity: natural block, 10-100mm, 10-60mm, 3-10mm, 1-3mm, 0-1mm, or customized according to customer requirements.
Packaging: Ton bag packaging (1000kg/bag) or customized according to customer requirements.
Products Description
In the grand narrative of contemporary industrial civilization, Silicon Metal 97 is like a silent supporting role, but it supports the stage of countless technological miracles. This industrial raw material, which contains no less than 97% silicon, has become an indispensable basic material for the aluminum industry, silicone chemical industry and semiconductor industry due to its unique physical and chemical properties. When we marvel at the precision of smartphones or the efficiency of solar panels, we rarely realize that these technological miracles are built on this seemingly ordinary gray substance.
The production process of Silicon Metal No. 97 is itself an industrial epic. In an electric arc furnace at a temperature of 2000 degrees, quartz stone and carbonaceous reducing agent undergo an alchemical transformation, and silicon atoms are violently stripped from the silicon dioxide lattice and eventually condensed into a metallic state. The energy consumption of this process is astonishing - each ton of Silicon Metal No. 97 requires about 12,000-14,000 degrees of electricity, which is equivalent to the electricity consumption of an ordinary family for four years. Southwestern provinces such as Guizhou and Yunnan have become important bases for China's silicon metal industry due to their rich hydropower resources. Behind this geographical distribution, there is a profound logic of energy and industrial layout.
In the application field, Silicon Metal No. 97 shows amazing adaptability. In the production of aluminum alloys, adding only 13% of silicon metal can significantly improve the fluidity and heat resistance of the alloy, which is the ideal characteristic for automobile engine blocks. Even more amazing is that electronic-grade polysilicon, which has been further purified to more than 99.9999999% (9N), has become the "food" of the semiconductor industry. Starting from this high-purity silicon, after complex processes such as crystal growth, slicing, and doping, it eventually becomes hundreds of millions of transistors in the processor. Silicon Metal No. 97 is like a transformer, which can serve heavy industry with a rough attitude, and support the microscopic world of digital civilization with an extremely pure form.
The value of silicon metal No. 97 far exceeds what its market price reflects. When we disassemble a smartphone, it may contain silicon materials worth less than $1, but these silicon materials have been transformed through technological alchemy to support the value creation of hundreds of dollars for the entire device. This value amplification effect is the magic of the basic materials industry. As the new energy revolution accelerates today, the strategic significance of silicon metal No. 97 as a key raw material for the photovoltaic industry is more prominent.
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