Rock Wool Building Insulation Materials

Agricultural Rock Wool , Hydroponic Rock Wool , Rock Wool Cubes , Rock Wool Felt , Building Insulation Materials Description Rock wool is made from natural rock such as basalt, diabase and dolomite. The natural rock are melted into melts in cupola at a very high temperature about 1500°C. And the melts lava is then pour to high speed spinners through which the melts get into fibers. The just fiberized fibers are collected together to form the original wool mat through negative