一、原料配比：氯化镁72千克、氧化镁80千克。锡酸镁14千克、脲醛树脂4千克、氯化扶0．01－0．02千克、磷酸三钠0．4于克、色料0．3－0．5千克，玻璃纤维布适量。二、生产工艺：按照配方，在混凝土搅拌机中，加入45％的氯化镁溶液；然后搅拌（也可人工搅拌），再加入氧化镁；经 First, the ratio of raw materials: 72 kg of magnesium chloride, 80 kg of magnesium oxide. 14 kg of magnesium stannate, 4 kg of urea resin, 0.01-0.02 kg of chlorinated, 0.4 g of trisodium phosphate, 0.3-0.5 kg of pigment, and a proper amount of glass fiber cloth. Second, the production process: In accordance with the formula, in a concrete mixer, add 45% magnesium chloride solution; then stir (can also be manually stirred), then add magnesium oxide;