Company News | Updates on Rosewool Insulation Products
Jan 13. 2026
Is the calcium silicate board with a density of 230 or above 30mm thick? Calcium silicate board with a density of 230 or higher and a thickness of 30mm is a "heavy-duty" high-performance material designed to solve composite industrial problems such as high temperature, load-bearing, and long service life. Its selection represents the highest standards for project quality and safety. Rosewool Insulation Refractory Co.,Ltd's 230kg/m ³ or more 30mm thick calcium silicate board is made of high-quality silicon and calcium materials and reinforced fibers through high-pressure steam curing, with a core of asbestos free microporous structure. It is mainly A1 level non combustible, 650 ℃ long-term temperature resistance, low thermal conductivity, high strength, suitable for industrial high-temperature equipment and building fire partitions, and is a reliable insulation and fireproof material under high working conditions.