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- Analysis of Existance and Development of Medium and Small size Hard Alloy Enterprises in China 我国中小硬质合金企业的生存与发展问题分析
- SUZHOU RUISEN HARD ALLOY CO., LTD. 苏州瑞森硬质合金有限公司。
- PTFE matrix composites were fabricated using mixing nano sized powder process and vaporizing impregnant process. 采用溶剂蒸发法和固体纳米粉末混合法制备两种工艺制备了PTFE复合材料。
- There are mainly two methods to prepare nano sized titania, uch as vapor phase process and liquid phase process. 纳米钛白的制备方法大致可分为两类,即气相法和液相法,而液相法是研究的重点和热点。
- The results show that the hardness of composites fabricated with vaporizing impregnant process is much higher than that fabricated with mixing nano sized powder process. 结果表明在填料含量相同时,溶剂蒸发法制备的PTFE复合材料的硬度显著高于固体纳米粉末混合法制备的PTFE复合材料的硬度;
- The type,reaction mechanism and application of nano sized semiconductor photocatalyst are reviewed.The improvement of photocatalyst is also discussed in brief. 对半导体光催化剂的类型、作用机理、应用及其性能改进作了综合评述。
- Compared with pure PTT, the thermal stability, crystallization and tensile performance of the PTT/MMT composites are improved due to the introduction of nano sized DK2 MMT. 与纯PTT相比,由于MMT在PTT基体中达到纳米尺寸分散,PTT/MMT复合材料的热稳定性能、结晶性能和拉伸性能都得到了明显提高。
- Mainly used as an additive in hard alloys. 主要用于硬质合金添加剂。
- Hard alloy, refractory metal, superhard alloy (diamond) products, etc. 硬质合金、难熔金属、超硬合金(金刚石)制品等。
- Application: For the additive in hard alloys. 用途:产品用于硬质合金添加剂。
- Using nitrates and etylene diamine tetra acetic acid(EDTA) as raw materials, Nano size La 0.8 Sr 0.2 FeO 3 powder was synthesized by EDTA complexing Sol Gel method at lower temperature. 以金属硝酸盐和乙二胺四乙酸 (EDTA)为原料 ;用EDTA络合溶胶 凝胶法合成了La0 .;8Sr0
- Plastic plated wire: Include the hard alloy hook, The line foot-path and the tength are indefinite. 镀塑钢丝链:含合金钩子,线径,长度不定尺。
- Tungsten steel (hard alloy) forming machining: tungsten forming grinding,cylindrical grinding. 钨钢(硬质合金)成形加工:钨钢成型磨削、外园磨削.
- nano sized Y-type oxytitanium phthalocyanine 纳米酞菁氧钛
- The preparation of ternary boride hard alloy cladding layer on steel substrate is studied. 研究采用铸渗法制备三元硼化物硬质合金覆层钢基材料。
- This paper describes the cutting test of hard alloy tip produced by using the new carbusintering technique. 对采用烧结碳化新工艺制取的硬质合金刀片进行了切削试验。
- Materials for Rotating and Static Rings:Impregnating resin(metal)graphite,Carborundum,hard alloy,etc. 动,静环材料:浸渍树脂(金属)石墨,碳化硅,硬质合金等。
- Materials for Rtating and Static Rings:Impregnating resin(metal)graphite,Carborundum, hard alloy, etc. 动、静环材料:浸渍树脂(金属)石墨、碳化硅、硬质合金等。
- Materials for Rotating and Static Rings: Impregnating resin (metal) graphite, Carborundum, hard alloy, etc. 动、静环材料:浸渍树脂(金属)石墨、碳化硅、硬质合金等。
- As our typewriters are made of light and hard alloy they are both portable and endurable. 因为我们的打字机是由轻而坚固的合成制成,所以轻便携带又很耐用。