什么是硅藻土?有那些用途呢?

2025-03-30 09:37:40
推荐回答(3个)
回答1:

硅藻
士可被开采,在
工业

用途
很广。可
制造工业
用的过滤剂、隔热及
隔音材料
等等。我国山东山旺地区就出产大量的
硅藻土
。游泳池的主人将老化的硅藻壳拿来过滤水里的污染物质。诺贝尔奖的创始人Alfred
Nobel发现将不稳定的
硝化甘油
放入硅藻所产生的
硅土
后可以稳定的成为可携带的
炸药

作为
玻璃钢

橡胶

塑料

填料
、能明显增强
制品
的钢性和
硬度
,提高制品的耐热、耐磨、抗老化等性能,大幅度降低成本。
作为造纸填料,能够改进
纸张
的不透明度和亮度,提高
平滑度
和印刷质量,减少纸张因
湿度
而引起的伸缩。作为
涂料

消光剂
,能够降低
涂膜

表面
光泽
,增加涂膜的
耐磨性
和抗划痕性。
作为农药
粉剂

颗粒剂
的理想
载体
,可使
制剂
稳定,
药效
延长,
毒性
缓角,
剂量
易于掌握。
作为高效复合肥的理载体。其本身就具有一定
肥效
,而且对可溶性的氮、磷、钾吸附能力强,在
土壤
中具有一定的缓释作用,利于
作物
生长。
作为生产
茶色
玻璃、
微孔玻璃
、微孔
玻璃微珠

玻璃纤维

原料
,因其熔点(1600℃)比石英熔点(1700℃)低,故可
节约能源
,延长窖龄,降低成本。作为
水泥
的填料,用以配制高硅质和
波特兰水泥
,能够提高
混凝土
的流动性和可塑性,提高产品的耐磨和耐磨
腐蚀性
。作为高沥青含量的路面和
防水卷材
的填料,能有效地解决泛油和挤浆现象,提高防滑性、耐磨性、抗压强度、耐浸蚀能力、大幅度地提高使用寿命。
作为保温材料,具有
气孔率
高、
容重
小、保温、隔热、不燃、隔音、耐腐蚀等优良性,应用广泛。作为钻井冲洗隔离液的载体,用量30%,效果很好。

回答2:

回答3:

 硅藻土的主要成分为蛋白石,密度为0.3~0.5/cm3,莫氏硬度为1~1.5,熔点为1300℃以上,稳定性高。
  一、作为化妆品、面膜等的主材料。硅藻土面膜主要是利用硅藻土的吸附性能,吸附皮肤中的物质,起到护理皮肤的作用。
  二、可以作为协助处理核废料和污染的材料。
  三、硅藻土是优质的吸附剂材料,广泛运用于食品、医药、污水等领域。
爱死了昨天权 2015-09-21

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