The cured resin is non-toxic, colorless, and light-resistant. It does not change color after long-term use, and does not change color during thermoforming. Various colorants can be added to prepare various bright colors.
Product Description: Micro silica ,also called silica fume or micro silica, is a byproduct of production silicon metal or ferrosilicon alloys. Silicon metal and alloys are produced in electric furnaces.The raw materials are quartz,coal and wood-chips.The
The technology used to produce a continuous flow of high purity N2 How Lab Gas Nitrogen Generators Work is pressure swing adsorption (PSA). This technology uses a combination of molecular sieves to selectively eliminate O2 and other contaminants in the am