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Product Name Silicon Metal Powder Grade #421;#411;#4105. CAS Number 7440-21-3 Technological Indices 1. Appearance Grey and metallic luster. 2. Content of Si (%) ≥ 99.00 3. Particle size According to the customer requirements. Properties and Uses Mainly used for production of organic silicon, silica gel, polysilicon, high purity semiconductor materials, special purpose alloys, desiccant silica gel, surface coating refractory material, powder metallurgy, construction and so on. Packing, Storage and Handling Ton bag; Storage at ventilate and dry place and prevention from water, heat and fire; Handling according to hazardous substances and prevention from exposing to sunlight and rain. Be careful when loading and unloading to avoid damages of the package. During transporting, protect against damp, water, acid and alkali.
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