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一种用垃圾灰渣生产的加气混凝土再生砌块及其制造方法

申请公布号:CN101891434A

申请号:CN201010234479.7

申请日期:2010.07.23

申请公布日期:2010.11.24

申请人:
广州绿由工业弃置废物回收处理有限公司

发明人:李桓宇;古耀坤

分类号:C04B28/04(2006.01)I;C04B18/30(2006.01)N

主分类号:C04B28/04(2006.01)I

地址:511466 广东省广州市南沙区横沥镇合兴路56号

摘要:本发明涉及一种用垃圾灰渣生产的加气混凝土再生砌块及其制造方法,其特征在于它采用垃圾灰渣、飞灰、河砂、硅酸盐水泥、石灰、硫酸钙、聚羧酸盐减水剂、铝粉、皂英粉、硼砂、氯化钠和水为原料,采用双轴混合搅拌机搅拌呈湖状后进行浇注入模,静停发气、固化、用机械切割成型,再将成型后的垃圾灰渣加气混凝土再生砌块送进蒸压釜进行蒸汽养护,先升温加热2~3小时,在95~100度再恒温5~8小时,然后自然降温1~2小时,制成垃圾灰渣加气混凝土再生砌块产品。该产品具有重量轻,強度高,无污染,成本低,效益好的优点及效果。符合国家节能减排发展低碳经济保护环境的规定。

主权项:一种用垃圾灰渣生产的加气混凝土再生砌块,其特征在于它由下述重量配比的原料制成;垃圾废渣粉料                        50~60份飞灰粉料                            10~15份河砂                                25~30份硅酸盐水泥                          8~12份石灰粉料                            13~18份硫酸钙粉料                          4~6份聚羧酸盐                            0.6~1份铝粉                                0.07~0.08份皂英粉                              0.3~0.6份硼砂                                0.03~0.06份氯化钠                              0.8~1.0份水                                  35~45份,所述的垃圾灰渣粉料是生活垃圾、办公与商业活动场所、农贸市场、园林、耕种生产、环卫系统对道路、街道、广场、公园及其他公共场所清扫的各种垃圾,经过焚烧发电后排出的废渣,经过分选、破碎、磁选去除废金属后、再经粉碎、干燥、轮碾、分筛后制成细度为小于‑0.045mm的粉料;所述的飞灰粉料是生活垃圾在焚烧发电过程中经烟气系统除尘后排出的废灰,经过分选、磁选去除废金属后、再经干燥、轮碾分筛后制成细度为小于‑0.04mm的粉料;所述的河砂是从河道边挖取的河砂,经过自然脱水、干燥、分选后制成其粒径为小于‑3mm的粉料;所述的石灰粉料是石灰石经过高温煅烧、破碎、分选、粉碎、轮碾、分筛后制成细度为125um的粉料

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