Mixed Drywall Scrap

Mixed Drywall Scrap shall consist of assorted scrap gypsum based dry wall or wall board.
May include drywall from construction or demolition.

New Drywall Trimmings

New Drywall Trimmings shall consist of assorted new gypsum based drywall or wall board trimmings from construction or manufacturing.
May not include drywall from demolition or painted board.

Recovered Drywall Gypsum

Recovered Drywall Gypsum shall consist of recovered gypsum, recovered from drywall or wall board.

Gyp~Chip

Gyp-Chip shall consist of clean recovered gypsum chips or chunks.
Maximum chip size 1/4" minimum particle size of +10 mesh

Powdered Gypsum

Powdered Gypsum shall consist of clean dry recovered Gypsum Powder with a maximum size of -10 mesh.

Fine Powdered Gypsum

Fine Powdered Gypsum shall consist of clean dry recovered Gypsum Powder with a maximum size of -40 mesh.

Ultra Fine Powdered Gypsum

Ultra-Fine Powdered Gypsum shall consist of clean dry recovered Gypsum Powder with a maximum size of -100 mesh.

Syn~Gyp

synthetic gypsum obtained from flue gas desulphurization at coal-burning plants.

Other Gypsum Scrap

Other Gypsum Scrap shall contain any other gypsum based materials that were not covered in the other grades.