used for construction walls, roofs, industrial furnaces, heat-treating and all kinds of heat insulation rock wool blanket is used for construction walls, roofs, industrial furnaces, heat-treating and all kinds of heat insulation 1. Physical and chemical index of rock wool blanket ItemTechnical dataThickness, mm20-100Density,kg/m360-120Thermal conductibility ,w/m.k≤0.044Slag inclusion content , %≤ ...