耐磨

Plunger core of this pump is made of metal tube with several radial holes in the middle. There is an elastic expansion sleeve on the middle screen plunger core; several wear resistance seal rings are on the expansion sleeve.

该泵的柱塞芯由中部开有若干个径向槽孔的金属管制成，柱塞上装有一个弹性伸缩套，套在中心筛管柱塞芯上，在弹性伸缩套外面套有若干个耐磨的密封环。

Based on these problems, this article provides a new solution of applying the boriding ——heat treatment of compound technology of austempering, it makes the face of the mold have the characteristics of high rigidity, strong wear proof and good tenacity, thus makes the li.

针对以上问题，本文采用了渗硼-等温淬火复合强化热处理工艺，使冷镦凹模具有了表面高硬度、高耐磨性与基体具有高强度、高韧性的完美结合，故可使模具使用寿命比常规热处理工艺提高20倍以上。

Consideration of microstructure, the metal material has a face-centered cubic lattice of the austenitic steel, Reducing Valves copper and aluminum do not appear in the low temperature low temperature brittleness, but the hardness of aluminum and aluminum alloys is not high, the sealing surface of the wear-resistant aluminum , anti-scratch performance is poor, so the use of low-temperature valves have certain limitations, only used in low voltage and small-caliber valve.

从金相考虑，金属材料中具有面心立方晶格的奥氏体钢、铜和铝在低温状态下不会出现低温脆性，但因铝及铝合金的硬度不高，铝密封面的耐磨、耐擦伤性能差，所以在低温阀门中的使用有一定的限制，仅用于低压和小口径阀门中。

The characteristic of this series playing card is water-proof, fade-proof, wear-resistant, and nontoxic. Through printed pattern and pressed grain, the playing card can gain vivid and noblest effect. This technology is widely used in high-level playing card, collection playing card, commemoration playing card and so on.

此系列的扑克牌具有防水、防伪、耐磨、无毒害等功能，其优势在于用特殊材料在扑克上压制成光纹，配合印刷图案，效果光艳鲜亮，现在已经广泛运用于高级礼品扑克牌，收藏扑克、纪念扑克等

The paper summrized lubrication technology and the selection of lubricant for rotary kiln, grate cooler, mill, conveyor mechanical equipment and large scale fan as following,(1)in rotary kiln, apply oil spoon of circulatory lubrication or pump forced oil supply system in the roller supporting mechanism and use (superscript #)680 high load industrial gear oil, and use lubrication method of idle oil wheel or spray in drive gear wheel and select solid lubricant which has high viscosity, strong adsorbability, good abrasion resistance in utmost pressure and lattic crystal structure,(2) in grate cooler, use immersion oil lubrcation in reducer and boiled oil centralized lubrication method in supporting roller and guide roller bearing, choose (superscript #)1 limit pressure lithium lubrcant grease,(3) in mill, use circulatory lubrication with fluxing oil station in drive mechanism and circulatory lubrication with high-low pressure fluxing oil station in main bearing and sliding shoe bearing and select N320 industrial gear oil.

文章全面总结了回转窑、篦冷机、磨机、输送机械及大型风机的润滑技术和润滑剂的选择。其中，(1)回转窑的托轮支承装置一般采用油勺供油的连续循环润滑方式或油泵强制供油系统，润滑油选用680重负荷工业齿轮油；传动大小齿轮的润滑一般采用带油轮或喷雾的润滑方式，润滑剂宜选用粘度高、吸附性强、极压耐磨性好、具有点阵晶体结构的固体润滑剂；(2)篦冷机中传动减速机的润滑一般采用浸油飞溅润滑；托轮，挡轮轴承的润滑一般采用干油集中润滑的方式，润滑脂一般选用锥入度310~340的1极压锂基润滑脂；(3)磨机中传动装置一般采用稀油润滑站循环润滑和冷却的方式；主轴承或滑履轴承的润滑一般采用高低压稀油润滑站循环润滑和冷却的方式，润滑油一般选用N320工业齿轮油。

The results show that carbon fiber and CaF2 filler is more effective in improving the tribological properties of nylon 1910 matrix. The wear rate and friction coefficient of 30%CF-10%CaF2-Nylon is reduced almost 5 times and approximately 25% percent than that of 30%CF-Nylon, respectively.

研究结果表明，CaF2和炭纤维的复合添入可显著改善尼龙复合材料的摩擦学性能，其中30%CF~10%CaF2-Nylon的耐磨性能比30%CF-Nylon提高近5倍，而摩擦系数降低了约1/4。

It works to join the molybdenum disulfide, metal powder, ceramic powder filler fiber and other special adhesive coating on the materials or components directly to the surface, so that with wear, corrosion and other functions, mainly used for surface hardening repair.

其工作原理将加入二硫化钼、金属粉末、陶瓷粉末纤维等特殊填料胶粘剂，直接涂敷于材料或零件表面，使之具有耐磨、耐蚀等功能，主要用于表面强化修复。

It works to join the molybdenum disulfide metal powder ceramic powder filler fiber and other special adhesive coating on the materials or components directly to the surface so that with wear corrosion and other functions mainly used for surface hardening repair.

其工作原理将加入二硫化钼、金属粉末、陶瓷粉末欠维等特别填料胶粘剂，直接涂敷于材料或零件表面，使之具有耐磨、耐蚀等功能，主要用于表面强化修复。

The synergism is occurred between CaF2 filler and carbon fiber during the dry sliding friction. It is found that the transfer film of CF-CaF2-Nylon is thin and continuous including abundant Ca element formed on the steel counterpart, which the adhesive strength between the transfer film and the steel counterpart, and the wear resistance of composite can be greatly improved, respectively.

CaF2和CF增强尼龙复合材料在摩擦过程中发生了协同效应，CF-CaF2-Nylon在对偶钢环表面上生成富含钙元素的连续薄转移膜，提高了转移膜和对偶间的结合强度以及复合材料耐磨性能。

In addition, GCPITM with carbon fiber, glass fiber, PTFE, graphite composite, and so on, can significantly increase the mechanical strength and self-lubricating, such as wear-resistant properties.

此外，GCPITM可以与碳纤维、玻璃纤维、聚四氟乙烯、石墨等复合，可显著提高材料的力学强度和自润滑耐磨等性能。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。