▎ 摘　　要

NOVELTY - Plaster comprises 40-45 wt.% hemihydrate gypsum binder, 5-6 wt.% glass beads, 5-6 wt.% calcium, 42-47 wt.% yellow sand, 0.05-0.06 wt.% cellulose, 0.4-0.5 wt.% calcium formate, 0.05-0.06 wt.% starch, 0.05-0.06 wt.% retarder and 1.5-2 wt.% graphene. USE - Plaster for constructing interior wall (claimed). ADVANTAGE - The plaster easily constructs wall, and is easy to collect and light weight, and has adverse climate factor resistance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing interior wall, which involves: (A) pre-treating wall by cleaning and sewing; (B) repairing the wall grassroots and concave portion; (C) subjecting the cleaned wall for anti-cracking processing and leveling; (D) placing plaster mortar cement paste at spacing of 300-500mm; (E) preparing wall corners with plaster; (F) placing wall red bars at spacing of 1.2-1.5m; (G) spaying the plaster evenly on the obtained wall from top to bottom to certain thickness of 1mm; and (H) skirting and obtaining the plastered interior wall.