Dry powder insulation mortar produced by vitrify micro beads material, have excellent insulation and fire proof heat resistant properties, never crack whith high strength.
Heat resistant glass was invented in Germany at the end of the 19th century, but was used mostly in lanterns and in jars to hold telegraph and telephone batteries.
产的干粉保温砂浆。具有
良的保温隔
性能和防
果就是使得这个混
物极其稳定而且
电报、电话电池的罐子。
