Prioritet Invest Ltd. is a company based in Kazakhstan that lists Microsilica and Silicon Powder Si on Global Trade Plaza. The Microsilica is described as a by-product from silicon metal or ferro-silicon industries, consisting of amorphous silicon dioxide with spherical particles averaging 0.1 to 0.3 microns in diameter and a surface area of 17 to 30 m2/g. The Silicon Powder Si is offered as finely powdered silicon dust that can be sintered, alloyed with metals, or used in microchip production and glass plasma deposition. The Microsilica is noted for use in concrete and refractory materials to improve compressive strength, bond strength, abrasion resistance, and reduce permeability. It is also mentioned as a filler in paint, coating, resin, rubber, and other high-molecular materials. Buyers can send an enquiry through Global Trade Plaza.