The gypsum board comprises a gypsum layer formed from the slurry.

A gypsum board and method of forming the slurry and the gypsum board are also disclosed.

The isocyanate increases the moisture resistance of the gypsum board.

A gypsum board comprises a cover sheet and a gypsum layer disposed on the cover sheet.

A slurry for manufacturing gypsum board comprises calcined gypsum, water, a foaming agent, and a coalescing agent.

(v) ASTM C 630, “Water Resistant Gypsum Board Backing”,

(iii) ASTM C 442, “Gypsum Backing Board and Coreboard”,

The porous inorganic core material consists of a gypsum board, an inorganic amorphous material and the like.

Within the container, an inner wall is formed of a fire-resistant material such as gypsum board (48).

A pressing assembly (10) and a method for forming a depression (105) within a moving, wet gypsum board (100) is disclosed.

For insulation, the floors are on clay balls, Fermacell partitions (gypsum board and cellulose fibers).

For insulation, the floors are on clay balls, Fermacell partitions (gypsum board and cellulose fibers).

In all cases the end of the molds where aqueous part of the ceramic slurry leaves are closed either by a filter paper or by a gypsum plate.

The gypsum board comprises a gypsum layer formed from the slurry.

A gypsum board and method of forming the slurry and the gypsum board are also disclosed.