霧化粉末 的英文怎麼說
中文拼音 [wùhuàfěnmò]
霧化粉末
英文
atomized powder-
This thesis reports some results on the hot press sintering of nano - composite wc - co powder, which is prepared by spray pyrogenation & continuous deoxidization and carbonization process
本課題採用熱壓燒結技術對以噴霧熱解?連續還原碳化法制備的納米復合wc - co粉末進行了熱壓燒結研究。The surface reaction of water atomized 304l austenitic stainless steel powder during sintering has been studied
摘要研究了水霧化奧氏體不銹鋼粉末在緻密時的表面化學反應。( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )
研究結果表明: ( 1 )超音速霧化器的氣體流場在導液管下端形成一個倒渦流錐,在二維空間上呈軸對稱的雙峰分佈,負壓形成於這個倒渦流錐內; ( 2 )修正後的霧化氣體速度公式可以滿足超音速霧化的要求; ( 3 )影響超音速霧化工藝最根本的因素有氣液質量流率比( gmr )的大小、霧化氣體流量和倒渦流錐范圍,三個因素的值越大,對形成細粉越有利; ( 4 )在焊錫合金為zhl63a ,霧化介質微n _ 2 ,導液管突出高度取h = 6 . 0mm ,霧化氣體壓力取p = 1 . 0mpa ,合金過熱度取t = 167 ( t = 350 )時,所制得的粉末在有效霧化率、顆粒球形度、粒度及其離散度三個方面綜合性能最好。The conclusions are as follows : ( 1 ) high - pressure water - atomization can be used to produce a pre - alloyed steel powder with high apparent density, high green strength, size - stability after sintering and low hydrogen - loss content ; ( 2 ) the higher smelting temperature and / or water pressure, the finer particle size of steel powders ; ( 3 ) when the atomization angle holds in a reasonable value ' s range the obtained powder will have a better particle size distribution ; ( 4 ) an optimum atomization technological parameters : liquid steel flux, water pressure and water prick angle was obtained ( 5 ) reduction variables ( temperature, holding time, material - bed ' s thickness and reducing gas flux ) have a significant effect on the particle agglomeration and properties of final powder was given ( 6 ) different alloying methods were developed to modify properties of ferrous powder materials and hence to broaden its applications in ferrous powder metallurgy industry
本文系統研究了水霧化預合金鋼粉生產工藝及合金化方法對鐵基粉末冶金材料性能影響,詳細研究了冶煉、霧化、還原工藝參數對預合金鋼粉化學成份和物理性能影響,並得出如下結論: ( 1 )採用高壓水霧化技術可用於生產高密度、高強度、尺寸穩定性的低氫損含量的水霧化預合金鋼粉。 ( 2 )冶煉溫度越高,高壓水壓力越大,所得生粉顆粒粒度越細。 ( 3 )水錐角調整在一個適當角度范圍內可獲得粒度組成較好的生粉。2u. s nuoxin 360 circling spray coating technology : the entire coating procedure is controlled by microcomputer to be of constant temperature an constant velocity. spry gun circles by 360 spraying powder ensuring complete atomization as well as evenness and stability of powder on plate surface after static absorption. and ultra - long process of high - temperature solidification in furnace resuls in still better performance of adhesion surface evenness and smoothness without blistering or color difference
2美國諾信360o旋轉噴塗技術:噴塗過程全程微電腦恆溫怛速控制,噴槍360o旋轉噴射粉末塗料,保證粉末塗料完全霧化,由板面靜電吸附后均勻穩定,通過超長程的固化爐高溫固化,附著力更強,表面更均勻更平滑,無起泡無色差。Water atomization is a technique that can commercially and high - efficiently manufacture iron & steel powders. the key in their production technique is the high - pressure water atomization and the green powder reduction at an elevated temperature
水霧化制粉是一種適用於規模化、高效率生產高性能鋼鐵粉末的技術,其生產技術的核心是高壓水霧化技術和原生粉末高溫還原技術。Water atomized pure iron powder and alloyed steel powder for powder metallurgy
粉末冶金用水霧化純鐵粉合金鋼粉The feasibility of copper matrix reinforced by cr2o3 particles was discussed from the aspect of the demand of composite on reinforcer, interface and its formation. crcu alloy powders prepared by water atomization were turned into cr2o3 / cu compound powders, which were made into composites
本文從復合材料對顆粒增強相的要求、復合材料的界面以及復合材料的成型等角度分析了cr _ 2o _ 3顆粒作為彌散強化相增強銅基體的可行性,採用水霧化法制備crcu合金粉末,並通過預氧化的方法得到cr _ 2o _ 3 cu復合粉末,運用粉末冶金法制備cr _ 2o _ 3 cu復合材料。Current situation of ultrasonic oscillation atomization process for producing spherical metal powder
微細金屬粉末超聲波振動霧化技術的發展現狀As a main product of our company, spraying drying set is a kind of centrifugal or pressurized, which atomizes liquid materials such as solution, suspension, emulsion or paste into timy droplet ( surface area increased ) and dry them into powder product an once ( several to dozens of seconds ) by contacying hot air
噴霧乾燥機組是一種用離心式或壓力式霧化器,將溶液、懸浮液,乳濁液或漿料等料液霧化成細微液滴(表面積顯著增大) ,經與熱風接觸得以急速乾燥(幾秒到幾十秒) ,從而直接得到粉末產品的裝置。分享友人