燒結原料 的英文怎麼說
中文拼音 [shāojiēyuánliào]
燒結原料
英文
sintering feed-
Taking the andalusite from south africa and alumina fiber as raw materials, adding aluminum sulphate as binder, fabrication and properties of alumina fiber reinforced andalusite composite was studied through wet dispersion, mould pressing and sintering processes
以紅柱石和氧化鋁纖維為原料,用硫酸鋁作為結合劑,經過分散、混合、半干法成型、高溫燒成工藝,對氧化鋁纖維增強紅柱石基復合材料的制備及性能進行了研究。Results show that : ( 1 ) for each particle size of andalusite, variation tendency of the properties of the material is generally the same : the maximum of bulk density, compressive strength and rupture strength appears in the range of 5 % - 10 % content of fiber, these properties of the material remarkably decrease as the fiber content exceed 10 % ; while at the same fiber content, the properties of the material increase with the increase of firing temperature
結果表明: ( 1 )對于不同粒度的原料,性能變化規律大致相同:在同一燒成溫度下,體積密度、常溫耐壓強度、常溫抗折強度在5 10之間出現峰值,加入量超過10之後材料的性能明顯下降;在相同的纖維含量下,隨著燒成溫度的提高,試樣的各項性能均有所上升。( 2 ) the properties of the material with finer andalusite particle size are superior to those of coarse particle size at lower temperature, but properties of material of fine and coarse particle size have little difference at higher temperature. this illustrates that the andalusite particle size can lower the sintering temperature and that it brings forth not remarkable influence on the property of the material when the material is sintered completely
( 2 )對于不同粒度的原料,在燒成溫度較低的情況下,粒度小的材料性能明顯高於粒度大的材料,但在燒成溫度較高的情況下,兩者差別不大,說明原料粒度減小能降低製品的燒結溫度,但在制品均完全燒結的情況下對材料性能影響不大。The rock texture , mineral occurence feature , ore electronmagnetic milling and applied possibilities in ceramics and glass of the jadeite metamorphic aegirine - augite nepheline syenite in suizhou , hubei were studied. the results show that the ore deposit combines the advantages of mining and milling , and the finished ore by single electronmagnetic milling may be fully utilized as the raw materials for ceramics and glasses. meanwhile , another important fact is that the compositon with 90 percent raw ore may be manufactured into the wall and floor tiles with glaze, which was affirmed by a lot of experiment research
隨州硬玉質變霓霞正長巖的巖石組織結構、礦物賦存狀態、礦石可選性和玻璃陶瓷原料應用試驗研究表明:該資源具有易采易選兩大優點,礦石經單一磁選的精礦可作玻璃和陶瓷的原料;同時已反復試驗證實該資源可燒成原礦用量達90的釉面墻地磚。The material was sintered at 1050 for three hours to get the porous artificial bone, that its apparent porosity was54 %, its volume density was 1. 28 g / cm3, and its bending strength was 13. 25mpa. the results showed that the sintering temperature was reduced by adding bioglass
本研究採用含生物玻璃前驅體粉末原料,添加檸檬酸造孔劑,模壓成型,在1050燒結保溫3小時,獲得了顯氣孔率為54 、體積密度為1 . 28s cm ~ 3 、抗彎強度為13 . 25mpa的多孔hap人工骨材料。Using in situ formation of ternary boride base cermets hard phases through chemical reactions and sinterbonding onto steel substrates though liquid sintering we successfully prepared a kind of ternary boride base cermet
摘要通過化學反應將原料粉來生成三元硼化物硬質相併通過液相燒結燒與鋼很好的結合,用這種工藝成功地在鋼基體上塗覆了預壓制的三元硼化物基金屬陶瓷。The formation of new phase such as mullite and gahnite by solid - phase reaction in multiphase materials can benefit the sintering of materials at 1700, decreased apparent porosity to less than 5 %. reducing atmosphere inhibited the synthesis of mullite and gahnite, played a negative role in the densification of multiphase materials
固相反應生成的鋅鋁尖晶石和莫來石具有較高的活性,使復相材料在1700燒后顯示出更好的燒結性能,其顯氣孔率降低到5以下;還原性氣氛阻礙了莫來石和鋅鋁尖晶石的生成,不利於復相材料的燒結和緻密化。Study on the synthesis of corundum - mullite - gahnite multiphase materials by two - step sintering process using kaolinite as raw material showed that impurities introduced by kaolinite mainly increased the liquid amount at high temperature, which can assist sintering of specimen. the experiment results indicated that the samples with lower gahnite content had better sinterability than others. however, if the gahnite content was relative high, the promoting effect on sinterability caused by kaolinite was not significant
採用天然原料高嶺土二步煅燒合成剛玉?莫來石?鋅鋁尖晶石復相材料研究發現:天然原料中帶入的雜質主要是增加液相量,促進高溫下試樣的燒結;當尖晶石含量較低時,試樣在1300保溫2h時,在1600燒后試樣燒結性能相比之下較好;而當鋅鋁尖晶石含量較高時,天然料對試樣的促燒作用不是非常明顯。Study on the synthesis of corundum - mullite - gahnite multiphase materials by one - step sintering process using high purity raw materials showed that the more the content of gahnite in multiphase materials, the high the volume expansion would be introduced in the system, which resulted in the sintering difficulty of the multiphase materials. while the content of gahnite was controlled about 30wt % and the content of mullite was about 70wt %, the densified multiphase materials can be obtained after fired at 1600 or 1700
採用高純原料一步合成剛玉?莫來石?鋅鋁尖晶石復相材料研究表明:復相材料中鋅鋁尖晶石含量越高,則合成鋅鋁尖晶石時產生的體積膨脹越大,燒結性也就越差;當鋅鋁尖晶石含量為30wt ,莫來石含量較高為70wt左右時,在1600或1700燒后都能得到顯微結構較為緻密的復相材料。Study of influences of performances of material to induration and circle forming in coal - fired rotary kiln for lime
原料性能對石灰回轉窯煅燒及結圈影響的研究The primary theory of absorption and desorption was also explained. the effects of primary process parameters, such as hydrogen pressure, time and temperature on the magnetic properties of ndfeb have been researched. the structure and magnetic properties have been analyzed by means of optical metallographic microscopy, scanning electronic microscopy, x - ray diffraction analysis, infrared oxygen detector and magnetic properties measurement
本文設計了燒結ndfeb的氫爆制粉設備,對設備調試以及使用過程中出現的主要問題進行了簡要的說明,提出了一系列解決方法;闡述了吸氫、脫氫的基本原理;研究了氫氣壓力、通氫時間、氫爆溫度等基本工藝參數對磁性能的影響;利用金相顯微鏡和掃描電子顯微鏡, x射線衍射分析,紅外線測氧分析及綜合磁性測量儀等手段分析了材料的組織結構和磁性能。Meanwhile, based on the magnetic material theory, a complete analysis and summary are carried out on the three crystal structure and technology theory ; especially the ingredient analysis is made on the microscopical morphology and x - ray diffraction and its mixtures existence and relevant metallurgy about the typical second resource such as coldrolling iron and oxide red, steelmaking sludge and feso4 based on the practeal investigation of the pre - burning materials in domestic products plant, especially the analysis on the domestic markets and components, and connecting with reality and material characters in panzhihua iron and steel ( group ) cmpany, we established the product orientation and developing direction in panzhihua iron and steel ( group ) company ; after carrying out the technology reform on the old no. 1 magnetic product plant of enterprise company, making a detailed study on the various conditions for establishing a plant, the feasible research report is formed of 1400 tons ( per year ) feo preburning material and 3000 tons ( per year ) middle and high quality magnetic products ; so a necessary and reliable supports are provided both theoretically and practically for the development of the magnetic industry in panzhihua iron and s teel ( group ) cmpany
同時,對磁性材料的理論基礎,尖晶石、磁鉛石、石榴石三大晶系結構以及其工工藝理論進行了較為全面的歸納、分析和總結;尤其針對攀鋼產生的二次資源如冷軋鐵紅、煉鋼污泥、硫酸亞鐵等三種典型原料分別作了成分分析、微觀物理形態以及x光衍射分析、其夾雜物的存在形式及相應的金相分析。對國內鐵氧體磁性材料的預燒料及磁件生產廠家的工藝、設備、技術、成本、質量狀況進行了實地的調研,特別是對國內磁性材料的市場及競爭對手進行了詳盡的分析,在此基礎上,結合攀鋼實際及原料特點確立了攀鋼發展磁材產業的產品定位及發展方向;對企業公司原有磁件一廠進行了技術工藝改造,對建廠各項條件進行了詳細的分析,形成了了年產14000噸年鐵氧體預燒料以及3000噸年中高檔磁件產品的可行性研究報告,從理論上和實踐上為攀鋼磁性產業的發展提供了必要的可靠的依據。Abstract : basic stuff of sinter flyash ceramisite is flyash and clay as agglomerant. the si nter flyash ceramisite is of dense in structure, low porosity which can improve t he mechanical properties of the material. it has properties such as high strong a nd low absorption of water and better stability. it is a new type ofbuliding mate rial
文摘:燒結型粉煤灰陶粒的主要原料是粉煤灰和作為粘結劑的粘土,文中所述燒結粉煤灰陶粒結構緻密,孔隙率低,能較好地改善了材料的力學性能,具有高強、吸水率低、穩定性好等特點,是一種新型建築材料The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites
研究結果表明:採用高純度的fe2o3有利於獲得高起始磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴格控制配方中各種原材料的含量,優化配方;由於粉體活性受預燒條件的影響,所以對不同要求的鐵氧體選擇的預燒條件就不一樣,適當降低預燒溫度有利於獲得較高的起始磁導率,而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆粒粒徑的不同需求,可以選擇不同的球磨時間;而有效的添加劑是改善材料性能的必要條件,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結溫度、保溫時間和燒結氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝,適宜的燒結工藝可以獲得理想微結構和組成,從而得到高性能的鐵氧體材料;而從材料的微結構上來看,要提高材料的截止頻率,就要適當地細化晶粒、增加晶粒內部的氣孔。In this paper, three unique models were designed to research atom diffusion at interface, contacting line and joining point under bpec heating and compare with it under radiation heating in order to find out if bpec speed atom diffusion. the first model was aimed to research atom diffusion at interface under bpec heating. experiment condition of bpec diffusion welding sheet cu and ni : direct diffusion welding, at a pressure of l0mpa, welded at 750 ~ 900, with heat rate of 200 ~ 400 / min for 10mm, on / off of 6 / l ~ 48 / 8, with die or not, vacuum of 6pa
本文設計出三種樣品預構件,研究脈沖大電流加熱條件下片狀材料、線狀材料和球形顆粒之間的原子擴散過程,弄清脈沖大電流加熱條件下原子擴散與一般燒結和焊接過程中原子擴散的區別,以證實特殊的電場和磁場是否對原子的擴散有推動作用,揭示脈沖大電流加熱條件下原子的擴散過程,探索脈沖大電流熱加工技術快速高效的原因。It is investigated in the paper the correlation between the microstructure and the mechanical properties, that is, the effect of the content of free carbon, free silicon, pore and granule size on the bending strength of the material. under 1800, we obtain material with a density of 3. 12 g / cm3, bending strength of 522mpa. it is considered that the increase of the bending strength of the material obtained upon the traditional rbsc material by 50 % is mainly owing to a higher density and a lower porosity than the rbsc material
研究了高溫燒結材料中游離si含量,晶粒尺寸以及游離c和氣孔對材料強度的影響,對比了所得材料與傳統rbsc材料的顯微結構和力學性能的差別,在高溫燒結下制備了密度為3 . 12g / cm ~ 3 ,強度為525mpa的材料,比傳統rbsc材料提高了50 ,材料中更低的氣孔率和更高的密度是強度提高的主要原因。Abstract : point at the properties of taigamg bf burden composition and the raw material of sintering, the necessity and outlook of using mps technique were analyzed
文摘:針對太鋼高爐的爐料結構和燒結原料特點,分析了在該廠推廣應用小球團燒結技術的必要性和前景。The sintering pot tests with addition of indian iron fine ore were conducted under the material condition of chonggang
就重鋼燒結原料條件下配加印度多尼礦替代部分澳礦進行了試驗室研究。Abstract : the sintering pot tests with addition of indian iron fine ore were conducted under the material condition of chonggang
文摘:就重鋼燒結原料條件下配加印度多尼礦替代部分澳礦進行了試驗室研究。Spark plasma sintering ( sps ) is a kind of new sintering technology for materials synthesis and processing, it has such advantages as high sintering speed, low sintering temperature, it also can retain the origin state of the sintered materials, as such make the sintered materials keep the state of un - equilibrium in this paper, sps was conceived of treating iron covered silicon powder to keeping the origin state of the powder
放電等離子燒結( sparkplasmasintering簡稱sps )是一種材料快速制備新技術,它具有燒結速度快,燒結溫度低,使燒結材料處于遠離平衡狀態,並能保持材料的原有狀態等重要特點。本文設想制各出鐵硅包覆粉末,再利用sps進行遠離平衡狀態的處理,來獲得保持原始粉末自然狀態的合金塊體。分享友人