建筑垃圾、沙子、石粉、粉煤灰、矿渣等废渣废料很常见。有时还得花大钱找掩埋地,特别是近年房地产热,建筑垃圾推成山,处理成了大难题。北京远景达公司却将废渣废料变成了新型建材,上市就供不应求。“新型无机材料强力发泡技术”取得 Construction waste, sand, stone powder, fly ash, slag and other waste residue is very common. Sometimes have to spend a lot of money to find buried land, especially in recent years, real estate, construction waste pushed into the mountains, handling has become a big problem. Beijing vision of the company has waste residue into a new type of building materials, listed in short supply. “New inorganic material strong foam technology ” made