| 摘要 |
A cementitious composition being a mixture of mono ammonium hydrogen phosphate, magnesium oxide, silicate fibers and water. For the dry components, approximately 40 to 90 wt. percent magnesium oxide, approximately 30 to 5 wt. percent mono ammonium hydrogen phosphate and approximately 30 to 5 wt. percent silicate fibers are mixed.
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