Fire protection of steel

    No smell

    The steel door aluminum is made of aluminum alloy, crystal steel plate and engineering plastics in clean environment, and the products have no peculiar smell.

    Second, the waterproof

    Steel door aluminum is made from aluminum alloy frame Mosaic crystal plate, aluminum, ABS plastic, crystal plate all blisters are not bad materials, so fire steel door with fifty years waterproof guarantee can rinse and soak directly.

    Third, fire prevention

    Steel door aluminum has a strong heat resistance, resistant to 200 ℃ tests showed that the temperature difference is not damaged. Fire resistant steel door, even if the whole cigarette is lit and placed on it, after a long time burning without damage to its surface, overcome the general plate can not withstand the cigarette burn. Steel doors are hard, even termites.

    4. Impact resistance

    The steel door aluminum has a strong impact resistance, and the experiment proves that the steel ball can withstand 227g from 3m without damage, and the bending strength is 150Mpa. The surface knife of wear-resisting steel is not damaged, and the steel frame door of ruyi steel is used under normal conditions, and it can be used for 50 years.