ENVIRONMENTAL FIRE RESISTANT SPRAY COATING COMPOSITION

摘要

PURPOSE: An environment-friendly fireproofing material composition for spraying is provided to secure the excellent strength expression and the proper density formation by including uniform level of internal pores. CONSTITUTION: An environment-friendly fireproofing material composition for spraying contains the following: 100 parts of binder by weight including waste concrete micro powder, and alpha-hemihydrate gypsum formed with flue gas desulfurization gypsum or phosphor gypsum; 20~30 parts of surface modifier by weight selected from the group consisting of beta type hemihydrate, anhydrous gypsum, slag, quicklime, calcium hydroxide, and fly ash; 10~40 parts of filler by weight; 20~40 parts of fireproof material by weight; and 1~10 parts of foaming agent by weight.