Gypsum hardened body, gypsum panel, method for manufacturing gypsum hardened body, and method for manufacturing gypsum board
(57) A gypsum hardened body including a gypsum slurry that has been hardened is provided. The gypsum slurry is obtained by mixing calcined gypsum, calcium hydrogen phosphate dihydrate, water, and foam. The specific gravity of the gypsum hardened body is greater than or equal to 0.3 and less than or equal to 0.8.
(71) Yoshino Gypsum Co., Ltd., Tokyo (JP)