Rock Wool sandwich panel are usually used for wall or ceilings that have certain requirements for fire resistance. In addition, it has very good thermal insulation properties. Most customers like the rock wool sandwich panels. <br>Rockwool sandwich panels are commonly used in clean room engineering in electronics and pharmaceutical plants. Rock wool is a kind of inorganic fiber board which is made of basalt as the main raw material and melted at high temperature. Rock wool board is a new type of heat preservation, flame insulation and sound absorption material.<br>