本文提出了一种烧结体塑性理论。
A kind of plastic theory of sinter is presented in this article.
对陶瓷烧结体进行了光谱分析。
Spectrum analysis has been used to research on the ceramic sintered bodies.
研究了烧结体的显微组织和力学性能。
The microstructure and mechanical properties of the sintered compact were investigated.
结果表明,烧结体从表层到心部相组成不同。
The results indicate that sintered body consists of different phases from surface to centre.
硬度是衡量超硬材料烧结体的主要特性之一。
Hardness is one of the main characters of ultrahard material sinters.
成形压力的增大也会使烧结体的电性能得到提高。
The electrical conductivity of the sintered body also increases with increase of the forming pressure.
本发明涉及一种适用于生产烧结体的金属粉末混合物。
The present invention relates to a metal powder mixture that is suitable for producing sintered bodies.
虽然烧结体的密度相对较低,但仍具有较优良的磁性能。
Although the sintered magnet has lower density, its magnetic properties are good.
但是烧结体的高温强度稍低,主要用于使用温度较低的环境。
However, the high temperature sintered body strength slightly lower, mainly for the use of low temperature environment.
研究了合金元素磷对铸铁短纤维烧结体显微组织和性能的影响。
The effects of alloying element phosphorus on microstructure and properties of sintered compacts of short cast iron fibres has been studied in this pa-per.
本文评述了粘结剂-处理材料的物理性能,生坯与烧结体的性能。
This paper reviews the physical, green and sintered properties of binder-treated materials.
运用有限元软件对钼粉烧结体近等温包套锻造成形过程进行了分析。
Abstract :Near-isothermal canned forging for molybdenum powder sinter was investigated by using finite element software.
本文研究了合金元素磷和铜对铸铁短纤维烧结体显微组织和性能的影响。
The effect of alloying elements phosphorus and copper on microstructure and properties of sintered compacts of short cast iron fibres have been studied in this paper.
适用范围: 适用于聚晶复合片烧结体、陶瓷、石材等工件的研磨抛光。
Recommended Applications: PDC, ceramics, stone and other workpieces grinding and polishing.
热压烧结可以缩短烧结时间,有利于获得晶粒保持纳米尺度的烧结体材料。
Hot pressed sintering can shorten sintering time and be beneficial to attain nano grain size sintering materials.
本发明提供一种适用于高频频带、宽频带的天线用铁氧体烧结体及磁性体天线。
To provide a ferrite sinter for an antenna suitable for use in a high frequency band and a broad band and to provide a magnetic material antenna.
在本文所研究的保温时间范围内,烧结体的室温强度随保温时间的增加而升高。
Among the range of holding time in this research (0-90min), however, the room temperature strength of GPS silicon nitride ceramics increases with expanding the holding time.
进一步延长或缩短脉冲电流烧结时间,烧结体的密度、硬度和弯曲强度反而下降。
With prolonged or shortened pulse electrical current sintering time, the density, hardness and bend toughness of the sintered materials decreased.
本文以纯铝粉末材料为研究对象,将高压扭转法应用于粉末烧结体锥形件的制备。
With pure aluminum powder as the research object, this paper made use of HPT for making cone-shaped part prepared by pure al powder sintered material.
同时发现保温时间对烧结体的相对密度影响不大,但硬度随保温时间的延长而增大。
With the increase of the sintering holding time, the relative density of the compacts hardly increases, but the hardness could be improved.
用化学镀法制备了镍包铜粉,并利用固相烧结法将镍包铜粉成功地制成了块状烧结体。
Nickel plat copper powders were prepared by electrolytic plating and bulk sinters of nickel-coated copper powders were prepared by sintering.
阐述了烧结体密度分布与精整尺寸精度的关系,材料抗拉强度与精整尺寸精度的关系;
The Present article has described the dependence of sizing dimension accuracy on the density distribution of sintered compacts and the tensile strength of materials.
硝酸盐混晶体煅烧得到的YAG粉体团聚严重,烧结体最大相对密度仅为74.3%;
YAG powders obtained by nitrates crystallization method are severely agglomerated, the maximum relative density of the sintered body is only 74.3%.
根据本发明的粉末冶金用铁系混合粉末,可以得到强度不下降,且被削性提高的铁粉烧结体。
The iron-based mixed powder for powder metallurgy can give an iron powder sinter having improved machinability while retaining intact strength.
研究了用液压机、曲柄压力机、空气锤及高速锤的打击速度对粉末冶金烧结体进行的镦粗试验。
The upsetting test of metal powder sintered preform by blow speed of the hydraulic press, crank press, pneumatic hammer and high energy rate forging hammer was reported.
对不同方法制备的粉体的物理性能、素坯的微观特征、烧结性能和烧结体的透明性能进行了比较。
Powder characteristics, microstructure of compacts and sintering ability of the YAG powders prepared by different methods were compared.
结果表明:烧结体的镦粗变形规律与致密体相同。指出了曲柄压力机是粉末锻造工艺的最佳设备。
The results show that the upsetting deformation law of sintered preform is alike with the compact body, and the crank press is the best equipment of powder forging technology.
本文研究了不同成型工艺对反应烧结碳化硅陶瓷材料的素坯及烧结体的显微结构、力学性能的影响。
The influence of different shaping process on the microstructure and mechanical properties of green body and sinter was studied in this paper.
本文研究了不同成型工艺对反应烧结碳化硅陶瓷材料的素坯及烧结体的显微结构、力学性能的影响。
The influence of different shaping process on the microstructure and mechanical properties of green body and sinter was studied in this paper.
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