The gypsum slurry mixed with fibers and other admixtures is formed by entanglement, pressure filtration or rolling, and then cut, solidified and dried. The thickness is generally 8 to 12 mm. Compared with the gypsum board, it has high flexural strength, no need for facing paper and adhesive, but the bulk density is large, and the application is the same as that of the gypsum board. Crown invent Car Application product Car Application Crown Electronics CO., LTD , https://www.crownelectronicstw.com