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Rock wool board is manufactured in a unique process using high quality basalt ore as the main raw material. rock wool board has the features like high strength, high temperature resistant, corrosion resistant and good thermal conductivity. Rock Wool is widely used in external wall insulation, roof insulation, composite sandwich panels, fire door core panels, and various industrial and marine equipment, pipeline insulation.
link:https://www.zhuqingwool.com/rock-wool/rock-wool-board.html
Rock Wool Board