The specific content of alkali metal oxides, the current provisions of China is not greater than 0.5%, generally around 1% abroad.
Glass fiber is one of the most widely used glass fibersAnd has good mechanical strength and electrical insulation, widely used in the production of glass fiber insulation, are widely used for glass fiber production of glass steel, it is easy to be inorganic acid erosion, it is not suitable for use in acidic environment.
Type E glass fiber, also called alkali free glass, is a borosilicate glass.
