燒結燒坯 的英文怎麼說
中文拼音 [shāojiēshāopī]
燒結燒坯
英文
sintering shape-
We also attainted mosi2 / sic composite by using melting mosi2 infiltrated sic body which shaped by sic powder. the result show that the diameters of sic particle and shaping methods have effect on the composite ' s microstructure and properties
另外,嘗試了用mosi _ 2在2050下浸滲直接由sic粉體成型的坯體制備mosi _ 2 / sic復合材料。採用sic顆粒的級配有利於提高坯體密度,但是降低燒結體的緻密度。The shaped briquet was sintered at 1600 for 2. 5 hours under normal pressure and at certain heating rate in si - mo electric furnace
成型后的坯體置於硅鉬棒電爐中,在常壓、適當升溫速率下於1600保溫2 . 5小時燒結。To meet the processing requirements before sintering, the pressed briquet was pre - calcined at 1150 to make it possess adequate processing strength at first and then was shaped through precise turning on the numerical control lathe according to the design diagram of the femoral head prostheses of partial hip joint
為滿足燒結前坯體加工的要求,壓制后的坯體在1150預燒,使其具備一定的加工強度,然後按照半髖關節股骨頭假體的形狀尺寸設計圖在數控車床上進行精密車削成型。Furthermore, referring to the literature and considering the specific experimental conditions given by the research, expression of the change of feed rate with time is presented, to obtain the linear growth of the diameter of pre - sintered glass beads, thus the distribution of beads size is relatively well controlled and raw material is spared in some extent. eventually, during the experiment discrete change of feed rate is implemented, and the practical changes of average diameter are plotted, then the results are compared with the theoretical calculated data
另外,本文通過對造粒技術、燒結過程的大員文獻調研,結合本研究的具體情況,通過控制進料速率呈連續性變化,基本實現了燒結前球坯直徑的線性生長變化,從而更有利於實際生產中的產品粒度控制以及做到節約用料,並在試驗操作中以離散型進料速率變化來加以比較驗證。W - cu composites prepared from the precipitation w - cu powder have higher sintered density, better mechanical and physical property, more homogeneous and finer microstructure than those prepared from w - cu powder by the balling - reduction method. in chapter 5, a combination of homogeneous precipitation and ball - milling process, namely the mechano - thermochemical process was employed to prepare ultra - fine w - cu powder
其中,球磨w一cu復合粉( hp一m )壓坯在1150下燒結30min后,可獲得相對密度大於99 %的幾乎全緻密的超細晶粒w一cu復合材料, w的顆粒度小於0 . 5林m 。Made of polytetrafluoethylene resin added with a certain volume of colouring agent shaped as blank by moulding and sintering, then through cutting and rolling to have the stereospecific and non - stereospecific coloured film in 13 kinds of colour i. e. red, green, yellow, violet, brown, black, orange, white and etc
用聚四氟乙烯樹脂加入一定量的著色劑后經模壓,燒結製成坯料再經車削,壓延製成紅、綠、藍、黃、紫、棕、黑、橙、白等十三種顏色的聚四氟乙烯定向或不定向彩色薄膜。The expansion and dehiscence behavior during the vacuum reactive sintering below 660 of compact ti / al composite powders was experimentally investigated, and the reasons of expansion and dehiscence were theoretically analyzed. the method of low temperature reactive sintering was generalized, and the experiment testified the method effective. the rule of the expansion of the billets was generalized from the result of density of the billets
低溫反應燒結工藝:研究了高能球磨ti / al復合粉體在溫度低於660下真空無壓反應燒結過程中的膨脹和開裂行為,分析了產生膨脹和開裂的主要原因;並提出了能夠有效預防坯料開裂的方法;通過測定坯料在低溫燒結后的密度,總結了其體積膨脹的規律;通過x射線衍射技術分析了隨球磨時間不同,金屬間化合物的生成情況。Pore parameters ( porosity and distribution of pore diameter ) of porous glass prepared by filler principle were measured and analyzed. they were mainly determined by the volume ratio and the particle diameter of the pore former in the green body. preparation and sintering process of the samples resulted in the difference between the porosity and the volume ratio of the pore former. they were also responsible for the deviation between the distribution of poer diameter and the particle diameter of pore former
研究表明,利用填充法制備的多孔玻璃的孔參數(氣孔率、孔徑分佈)可進行設計與控制,多孔玻璃的氣孔率和孔徑分佈主要取決于成孔劑的體積比及其顆粒分佈,前者與後者之間的偏差取決于生坯制備及燒結過程。Theimportant technological parameters, which influence significantly thecharacterization of the screen - printed ysz electrolyte thin films, includingparticle size and particle size distribution of the starting ysz powder, composition of the screen - printing ink, sintering temperature of the screenprintedysz green films and printing times were investigated in detail
系統研究了影響絲網印刷工藝的幾個重要參數,如ysz粉末的粒徑及粒徑分佈、印刷漿料的組成、電解質膜坯體的燒結溫度和印刷層數。Sintering behaviors of sub - micron - al2o3 green compacts at constant heating rates
3坯體的恆速升溫燒結行為Metallic powders, excluding powders for hardmetals. determination of dimensional changes associated with compacting and sintering
金屬粉末.除硬質合金外的金屬粉末.在壓坯和燒結狀態下測定尺寸變化In order to improve diamond fine powder sinter ' s mechanical property, using the present laser technique, high power transverse co2 laser is used to sinter diamond fine powder compact to study the integrating capability in the sinter between diamond fine powder and metallic powder, microstructure and the forming mechanism of microstructure in the different laser technical parameters
摘要為了改進金剛石微粉燒結體的機械性能,利用現有的激光技術,採用高功率橫流co2激光燒結金剛石微粉壓坯,研究在不同的激光工藝參數下,燒結體中的金剛石微粉與金屬粉末粘結的結合性能、微觀結構以及形成機理。The experimental data has been used to validate pdm and low temperature sintering mechanics. the advantage and disadvantage of pdm have been discussed also. for the first time, the pdm is used to study the low temperature sintering mechanics of uo _ 2, and the research results indicate : 1
3 、基於燒結頸長大速率與緻密化動力學方程得出,影響二氧化鈾低溫燒結的因素有原始粉末粒徑、粉末堆積方式、坯塊原始密度、燒結溫度、燒結時間、燒結氣氛等;粉末壓坯一定時,燒結溫度、燒結時間和燒結氣氛就成為控制低溫燒結的關鍵因素。The results show that the fine sintering will be gained in the reasonable laser technical parameter, which can improve densenses and wear resistance, inaugurate a new technique of manufacture diamond tools
結果表明,在合適的激光工藝參數下可以得到組織結構良好的金剛石微粉壓坯燒結體,顯著提高燒結體的緻密性和耐磨性,開辟了一種金剛石工具製造的新工藝。Specification for hardmetal dies and associated hardmetal tools - dimensions and tolerances of as - sintered hardmetal pellets used in heading dies
硬質合金模具和配套硬質合金工具規范.第4部分:頂鍛模用硬質合金燒結模坯尺寸和公差The process of organic vehicle evacuation of aln green tape and ag conductor paste have been researched in the view of ltcc technology, and optimum condition of organic vehicle evacuation temperature and cofiring atmosphere have been determined
摘要從低溫共燒的工藝角度來研究氮化鋁坯片和銀漿的排膠,從而確立排膠的溫度及燒結氣氛的控制。Microstructure of the composite layer was analyzed with help of optical microscope, scanning electronic microscope ( sem ), electronic probe microanalysis ( epma ) and x - ray diffraction ( xrd ). the compacting of the billet and the forming mechanism of the carbide reinforcement were studied based on thermodynamics and kinetics of reaction, sintering theory and the result of dta. at the same time, the wear - resistance of the composite layer was studied under condition of dry sliding friction
利用光學顯微鏡、掃描電子顯微鏡、電子探針以及x -射線衍射儀,分析了表面復合層的基體組織結構;運用反應熱力學、動力學、粉末燒結理論和燃燒合成理論,結合差熱分析結果,探討了表面復合層壓坯的燒結緻密化原理和碳化物增強相的形成機理;利用坯塊在真空燒結爐不同溫度下的燒結出來的顯微組織分析,模擬出坯塊的燒結過程中的化學反應過程。Specification for hardmetal dies and associated hardmetal tools - as - sintered pellets and finished dies for drawing round bar
硬質合金模具和配套硬質合金工具規范.第3部分:拉制圓棒材用燒結模坯和精加工模Specification for hardmetal dies and associated hardmetal tools - designation and marking of as - sintered pellets and finished dies
硬質合金模具和配套硬質合金工具規范.第1部分:燒結模坯和精加工模名稱與標記Specification for hardmetal dies and associated hardmetal tools - as - sintered pellets and finished dies for drawing round wire
硬質合金模具和配套硬質合金工具規范.第2部分:拉制圓金屬絲用燒結模坯和精加工模分享友人