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TT型特种(陶瓷)过滤机的应用 总被引:1,自引:0,他引:1
论述了TT型特种(陶瓷)过滤机的工作原理、设计的理论基础及系统结构和该设备所具有的高效、节能、环保、产品滤饼水份可调、运行成本低、自动化程度高、工作环境好等性能特点,并通过工业应用的性能考查和技术经济指标的比较,论证了陶瓷过滤机的优良性能及其适用性和显著的经济效益。 相似文献
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邹序枚 《稀有金属与硬质合金》1999,(2):33-37
采用高温还原高温碳化制得的粗晶碳化钨粉为主要原料,加入改进的低氢型造渣剂,共同组成药皮粉,研制成功了一种特种碳化钨电焊条,这种电焊条的焊接性能优于其他堆焊电焊条,能交直流两用,硬度高,耐磨性好,具有极好的应用前景。 相似文献
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研究了陶瓷材料裂韧性试样裂纹的制备及其裂纹留印、应力强度因子的确定及有效性评价。采用Knoop金刚石压头制备表面半椭圆裂纹,成功率达95%以上。通过数据统计分析,选用Newman应力强度因子表达式用于陶瓷材料表面裂纹断裂韧性的计算。 相似文献
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TT型特种(陶瓷)过滤机的研究与应用 总被引:8,自引:0,他引:8
论述了TT型特种(陶瓷)过滤机的工作原理、设计原则及系统结构和该设备所具有的高效、节能、环保、产品滤饼水分可调、运行成本低、自动化程度高、工作环境好等性能特点,并工业应用的性能考查和技术经济指标的比较,论证了陶瓷过滤机的优良性能及其适用性。 相似文献
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By synthesizing reactive powders via a self-sustaining combustion synthesis, the glycine-nitrate process, the gadolinium-doped celia (GDC) with the chemical formula Ce0.8Gd0.2O1.9 was prepared. The resultant powders were dispersed with the terpineol as the dispersant through different methods such as ball milling and high-shear dispersing. Coagulation factor (CF) was used to mark the degree of agglomeration on the nano-scale GDC in this work. The effect of agglomeration on the densification behavior at different sintering temperatures was investigated. The studies indicated that agglomeration retarded the densification at the sintering stage. The powders with better dispersion exhibited a higher sintered density at the same temperature. After effective dispersion treatment, GDC could be fully densified at the sintering temperature of 1300 ℃. The densification temperature was significantly lower than those reported previously. The high sintering kinetics of the ceramics was obtained based on the agglomeration control. 相似文献
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The sintering technology of the AlN ceramics power were discussed. It is discussed that the compound sintering aids is consistent with the enhancement of the the thermal conductivity of AlN ceramics, and sintering technics is helped to the improvement of density. It is analyzed how to sinter machinable AlN ceramics with high thermal conductivity. And the microstructure of compound ceramics based on AlN was studied. 相似文献
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以氧化铍、二氧化钛为原料,通过还原气氛烧结制备出BeO-TiO2衰减瓷,采用扫描电镜、矢量网络分析仪及闪射法导热仪等检测仪器,研究了BeO-TiO2衰减瓷的微观形貌及在W波段(75~ 110 GHz)的微波衰减性能和导热性能. 相似文献
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3Cr_(24)Ni_7SiN耐热钢空腹炉辊的性能及其应用 总被引:1,自引:0,他引:1
3Cr_(24)Ni_7SiN耐热钢空腹炉辊是钢管退火炉的关键部件,在900℃~1100℃温度范围内具有良好的抗氧化性能和良好的机械性能。文章介绍了炉辊的轴向膨胀量、相对间隙、轴径实际温度及高温氧化减径量。现场实测的各种数据对设计人员及兄弟单位有一定的参考价值。 相似文献