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Dredged sludge non-sintered ceramsite and preparation method thereof
The invention discloses dredged sludge non-sintered ceramsite which comprises 40%-55% of dredged sludge, 25%-35% of a cementing material and 15%-25% of stone powder. The particle size of the ceramsite is 5-20 mm. The preparation method comprises the following steps of dehydrating sludge, mixing the dehydrated sludge with different materials, granulating into balls, drying, carrying out shell wrapping treatment after drying, and curing to obtain the high-strength light-weight`non-sintered sludge ceramsite.
本发明公开了一种疏浚淤泥免烧陶粒,包含疏浚淤泥40%‑55%,胶凝材料25%‑35%,石粉15%‑25%,粒径5‑20mm。本发明将淤泥脱水后与不同材料进行混合,造粒成球后,进行干燥,干燥后进行裹壳处理,养护后得到高强轻质免烧淤泥陶粒。
Dredged sludge non-sintered ceramsite and preparation method thereof
The invention discloses dredged sludge non-sintered ceramsite which comprises 40%-55% of dredged sludge, 25%-35% of a cementing material and 15%-25% of stone powder. The particle size of the ceramsite is 5-20 mm. The preparation method comprises the following steps of dehydrating sludge, mixing the dehydrated sludge with different materials, granulating into balls, drying, carrying out shell wrapping treatment after drying, and curing to obtain the high-strength light-weight`non-sintered sludge ceramsite.
本发明公开了一种疏浚淤泥免烧陶粒,包含疏浚淤泥40%‑55%,胶凝材料25%‑35%,石粉15%‑25%,粒径5‑20mm。本发明将淤泥脱水后与不同材料进行混合,造粒成球后,进行干燥,干燥后进行裹壳处理,养护后得到高强轻质免烧淤泥陶粒。
Dredged sludge non-sintered ceramsite and preparation method thereof
一种疏浚淤泥免烧陶粒及其制备方法
MA XIAOBO (Autor:in) / LI SHUANGHU (Autor:in) / GU ZHONG (Autor:in) / XUE JINBIAO (Autor:in) / ZHANG MAOLI (Autor:in)
21.09.2021
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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