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RESISTANT GLASS FIBRES AND THEIR APPLICATION FOR THE CONCRETE REINFORCEMENT
RESISTANT GLASS FIBRES AND THEIR APPLICATION FOR THE CONCRETE REINFORCEMENT
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机译:耐玻璃纤维及其在混凝土中的应用
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摘要
The invention relates to glass fiber compositions and fibers having use as a reinforcement element of cement-base products. As such, the composition is able to resist attack of strongly basic media. The fibers of the invention comprise the following constituents, in proportions by weight: SiO2-56 to 68%, ZrO2-14 to 17%, Na2O-12 to 20%, K2O-0 to 8%, Al2O3-1 to 9%, and wherein the sum of Na2O and K2O is between 14 and 22%, and wherein the sum of SiO2 and Al2O3 is less than 70%.
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