穿上自慰内裤出门好爽,撕开胸罩胸奶头玩大胸动态图片,国产 成 人 黄 色 网站

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    SG-1 High Aluminous Inorganic Blockage

    1、Product introduction
      High aluminous inorganic blockage is a kind of nonflammable pulverous material, made of high temperature-resistant inorganic material and fast solidification material. The product has the characters of nontoxic, inodorous, non-erosive; fire-, oil- and water-proof. It can be fast solidified, and the air tightness and the mechanical strength are good. It can be easily sawed, chiseled, enlarged the holes in it and removed. When it meets fire, it will not blast or split. It can effectively stop the flame burning other places and extending, and stop the toxic smoke and gas infiltrating.

    2、Physical and chemical capability technical parameters

     
      

    3、Construction methods
      Clean up the places which will be blocked, and pack up the cables in this place with the organic blockage first. Compart the holes (vertical) with moulding board by two sides, or fix the moulding board at the bottom of the holes (horizontal). Put moderate water into the content first, stirring the powder into paste after mixing with water, 1 powder with 0.7 water. Pour the well mixed paste into the place immediately. Remove the moulding board after the paste is solidified. Give a flat and glossy finish to the surface of the product.

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    穿上自慰内裤出门好爽,撕开胸罩胸奶头玩大胸动态图片,国产 成 人 黄 色 网站