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Mechanical properties of nano SiO2 filled gypsum particleboard LEI Wen(雷 文)1, DENG Yu-he(邓玉和)2, ZHOU Mei(周 梅)2, XUAN Ling(宣 玲)2, FENG Qian(冯 谦)3 1.College of Information Science and Technology... University, Jiangsu 210037, China Received 10 April 2006; accepted 25 April 2006 Abstract: Nano SiO2 was filled into gypsum particleboard. Effect of the amount of nano SiO2 particles filled......
J. Cent. South Univ. (2019) 26: 3213-3224 DOI: https://doi.org/10.1007/s11771-019-4247-8 Promotion of conversion activity of flue gas desulfurization gypsum into α-hemihydrate gypsum by calcination... of Springer Nature 2019 Abstract: The massive accumulation of flue gas desulfurization (FGD) gypsum produced in the wet limestone-gypsum flue gas desulfurization process not only encroaches on lands......
J. Cent. South Univ. Technol. (2009) 16: 0285-0291 DOI: 10.1007/s11771-009-0049-8 Cemented backfill technology based on phosphorous gypsum WANG Xin-min(王新民), ZHAO Bin(赵 彬), ZHANG Qin-li(张钦礼...; Abstract: Physical-chemical properties of phosphorous gypsum, proportion and cemented mechanism of slurry with gypsum......
ARTICLE J. Cent. South Univ. (2019) 26: 383-392 DOI: https://doi.org/10.1007/s11771-019-4010-1 Alkalinity stabilization behavior of bauxite residue:Ca-driving regulation characteristics of gypsum... transformation pathway, and micro-morphological transition characteristics during the gypsum addition were investigated in an attempt to understand alkalinity stabilization behavior. Results demonstrated......
J. Cent. South Univ. (2020) 27: 1828-1845 DOI: https://doi.org/10.1007/s11771-020-4411-1 Provenance and salt structures of gypsum formations in Pb-Zn ore-bearing Lanping basin, Southwest China..., Wuhan 430074, China Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2020 Abstract: Large-scale gypsum rocks associated with world-class Pb-Zn ore formations......
and gypsum KONG Xiang-feng(孔祥峰)1, LI Chu-xuan(李楚璇)1, JIANG Jun(江钧)1,HUANG Long-bin(黄隆斌)2, HARTLEY William3, WU Chuan(吴川)1, XUE Sheng-guo(薛生国)1 1. School of Metallurgy and Environment, Central South...: Neutralization of alkaline properties of bauxite residue (BR) by using organic acid and gypsum additions may effectively improve electrochemical properties and alleviate physicochemical barriers to ecological......
Activation of Anhydrate Phosphogypsum by K2SO4 and Hemihydrate Gypsum杨敏College of Chemistry and Chemical Engineering,Guizhou University摘 要:Lime pretreated phosphogypsum(PG) was calcined at 500 ℃ to produce anhydrate gypsum cement. Due to the slow hydration of anhydrate gypsum, additives, K2SO4 and hemihydrate gypsum were selected to accelerate......
; 文献标志码:A 文章编号:1672-7207(2013)06-2259-08 Effect of gypsum on strength performance of cemented backfilling materials of red mud-slag system GAO Shujie... 100083, China) Abstract: Four types of different gypsum, i.e. flue gas desulfurization waste (FGDW) gypsum, natural gypsum, semihydrate building gypsum and chemical pure gypsum were used as active......
element simulation of temperature fields of gypsum wallboard in heat pump drying process ZHU Gui-hua, GAO Xu-guang, LI Kang, HU Jun-ping, HE Jiang-san (School of Mechanical and Electrical Engineering, Central South University, Changsha 410083, China) Abstract: Based on the fact that gypsum wallboard mainly relies on natural air-drying or simple tunnel drying with high energy consumption method......
Influence of Thermally Treated Flue Gas Desulfurization(FGD) Gypsum on Performance of the Slag Powder ConcreteGUO Xiaolu1,2,SHI Huisheng1,21. Key Laboratory of Advanced Civil Engineering Materials... admixture of the thermally-treated FGD gypsum and slag powder was explored. The FGD gypsum was roasted at 200 ℃ for 60 min and then mixed with the slag powder to form FGD gypsum-slag powder combined......
