细晶、裂纹偏转和晶粒桥联是碳化硅陶瓷的主要增韧机制。
The fine grains, crack deflexion and grain-bridging are main toughening mechanisms of silicon carbide ceramic.
本文介绍了研究者在提高反应烧结碳化硅陶瓷性能方面所做的工作。
In this paper, we introduce some methods on how to improve the properties of RBSC material.
采用护轴结构,滑动轴承采用碳化硅陶瓷、石墨、碳化钨等耐磨材料。
Protection-shaft configuration is adopted. Sliding bearings are made of wear-resistant materials such as silicon carbide ceramic, graphite, tungsten carbide.
研究对无压烧结碳化硅陶瓷的实际生产提供参考依据,具有重要的应用前景。
The researches were important for offering the reference for the production of silicon carbide ceramic.
中德合资潍坊华美精细技术陶瓷有限公司是世界知名的高级碳化硅陶瓷生产商。
Weifang Huamei Fine Technical ceramics co., Ltd is the most famous producer of quality Silicon Carbide (SiC) ceramics. We are Germany joint company.
研究了用于瓦斯气体吸附分解的多孔碳化硅陶瓷,并设计了多孔碳化硅陶瓷瓦斯热解装置。
Porous SiC ceramic that is used in gas adsorption and pyrogenation is studied. The equipment of porous SiC ceramic gas pyrogenation is designed.
研究了反应烧结碳化硅陶瓷的显微组织和性能与生坯碳含量、成型压力以及碳粉粒度的关系。
The effects of carbon content, moulding pressure, and carbon particle size of green body on microstructure and properties of reaction-bonded silicon carbide (RBSC) have been investigated.
以多孔碳化硅陶瓷为基体,采用高分子凝胶法制备了包覆镍铁氧体涂层的多孔陶瓷复合材料。
The composites of porous SiC ceramics coated with NiFe2O4 (NFPC) were prepared using the polyacrylamide gel method.
介绍了影响碳化硅纤维力学性能的若干因素和目前已商品化的几种碳化硅陶瓷纤维的典型性质。
Some factors affecting its mechanical properties and typical performances of several commercialized SiC ceramic fibers are also introduced.
本发明属于公开了多孔碳化硅陶瓷制备技术领域的一种高抗热震性多孔碳化硅陶瓷的制备方法。
The invention discloses a preparation method of porous silicon carbide ceramics with high thermal shock resistance, belonging to the technical field of preparation of porous silicon carbide ceramics.
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.
经过渗硅试验后得到的反应烧结碳化硅陶瓷中含有大量的碳化硅,以及部分的自由硅和少量的未反应的碳。
The reactive sintering silicon carbide ceramics made by ihrigizing reaction include large quantity of silicon carbide, partial Silicon and a small amount of un-reacted carbon.
综述了化学气相渗透法制备连续纤维增强碳化硅陶瓷复合材料的过程,以及碳化硅陶瓷复合材料的性能及应用。
The fabrication process and properties and applications of continuous fibers reinforced CVI SiC matrix composites by chemical vapor infiltration are presented in this review.
碳化硅陶瓷以其优异的性能被广泛利用于各种领域,但其脆性限制了其性能的发挥,因此其增韧技术得到广泛研究并取得良好效果。
With great mechanical properties, silicon carbide ceramics have been used in many fields. But the using way are limited because of the brittleness of SiC ceramics.
采用有机泡沫浸渍工艺制备了碳化硅基网眼多孔陶瓷。
SiC based reticulated porous ceramics (RPCs) were fabricated from ceramic slurries by the replication process with polyurethane sponges as the templates.
制备了单向短碳化硅纤维增强玻璃陶瓷的复合材料。
The unidirectional short silicon carbide fibers reinforced-glass-ceramic matrix composite specimens were fabricated.
碳化硅基陶瓷是应用于高温工作环境下的理想材料,但其高温氧化影响了它的进一步应用。
Silicon carbide based ceramics are promising materials applied in high-temperature environments. But their further application is limited by oxidation in high temperature.
机械密封:采用WB2型、ST型不用冷却水可调式端面密封技术,由碳化硅,高纯度氧化铝陶瓷、填充四氟,石墨等材料制成。
Mechanical seal: use of WB2 and st non-water-cooled adjustable end face sealing technology, composed of silicon carbide, high purity alumina ceramic, packing PTFE and graphite etc.
本发明涉及一种用于陶瓷炉窑中作为焙烧物体制承件的窑具,特别是 一种碳化硅窑具及其制备工艺。
The present invention relates to the kiln furniture for supporting roasted article in ceramic kiln, and is especially silicon carbide kiln furniture and its preparation process.
将用于制备碳化硅泡沫陶瓷的浆料烘干、制粉、干压、烧结,从而探讨浆料的成分与烧结性能的关系。
The slurry for SiC ceramics foam was dried, powdered, dry pressed and sintered in order to investigate the relation between composition and sintering performance.
介绍了一种适用于大规模工业化生产高强度金属过滤用碳化硅泡沫陶瓷的方法。
A process for preparing high strength SiC-matrix foam ceramics used in filter of molten metal for mass production was developed.
结果表明:与碳化硅多孔陶瓷相比,碳化硅-堇青石多孔陶瓷的抗折强度显著提高,热膨胀系数明显降低,但显气孔率有所降低。
Results showed that compared with porous SiC ceramics, the MOR of SiC-cordierite was improved significantly, and the TEC decreased remarkably, and the apparent porosity also decreased.
通过分析4种不同处理工艺制备的碳化硅泡沫陶瓷孔筋尺寸和结构,探讨其对泡沫陶瓷力学性能的影响。
Effect of struts on mechanical properties of SiC ceramic foams was investigated through analyzing struts dimension and structure of 4 kinds of ceramic foams prepared by different process.
以碳化硅和碳为糊料的主要原料,采用素坯连接的方法焊接反应烧结碳化硅(RBSC)陶瓷。
A method of joining green state with carbide and silicon carbide was applied to join reaction-bonded silicon carbide (RBSC) ceramics.
对于一定粒度的碳化硅粉而言,加入到生坯中碳粉粒度应小于一定尺寸,否则,陶瓷的断裂强度和密度将随碳粉粒度的增大而降低。
For the green body containing a certain size of SiC powders, the carbon particle should be less than a certain size, or else, the density and fracture strength of RBSC decrease wit...
采用有机泡沫浸渍工艺制备了碳化硅基网眼多孔陶瓷。
Research on fabrication of warp-knitted space porous ceramics by impregnation process;
[20] 徐海江。碳化硅纤维增强的金属基和陶瓷基复合材料[J]。宇航材料工艺,1994,(6):13-18。
XU H J. Metal matrix composite and ceramic matrix composite reinforced by SiC fiber[J]. Aerospace Materials & Technology, 1994, (6):13-18.
[20] 徐海江。碳化硅纤维增强的金属基和陶瓷基复合材料[J]。宇航材料工艺,1994,(6):13-18。
XU H J. Metal matrix composite and ceramic matrix composite reinforced by SiC fiber[J]. Aerospace Materials & Technology, 1994, (6):13-18.
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