▎ 摘　　要

NOVELTY - Permeable brick comprises 65-75 pts. wt. gasification slag coarse slag, 8-12 pts. wt. modified aggregate porcelain granule, 8-12 pts. wt. cement, 5-10 pts. wt. water, 1-3 pts. wt. cementing agent and 1-3 pts. wt. reinforcing additive. USE - Permeable brick used for ground and floor of public buildings and civil buildings. ADVANTAGE - The permeable brick has high strength, low cost, good water permeability, and is simple and easy to popularize and apply. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing permeable bricks containing coarse gasification slag, which involves: a. mixing gasification slag coarse slag, modified medium aggregate ceramsite, cement, water, cementing agent and reinforcing additives, and mixing uniformly to obtain mixture; b. introducing mixture into mold, taking out after squeezing and shaping, and keeping still at room temperature for 8-10 hours to obtain blank; c. placing billet into firing kiln, and heating and burning at 180-220degreesC for 15-20 minutes, and taking out for natural cooling after completion.