粉末冶金

Substituting for powder metallurgy friction materials,paper-base friction materials are used in transmissions and brakes to improve their gear shifting and braking smoothness,reduce noise and increase products service life.

采用纸基摩擦材料替代粉末冶金摩擦材料，应用于变速器以及制动器中，改善变速器与制动器的换挡及制动平稳性、降低噪声，提高产品寿命。

Cu Fe composite,powder metallurgy,friction and wear

中文关键词： Cu-Fe复合材料，粉末冶金，摩擦磨损

Keywords friction and wear;Cu-MoS2 powder metallurgy material;electrical current

摩擦磨损；铜-二硫化钼粉末冶金；载流

A comparison test is conducted on SAE No.2 standard test machine to study friction performance,durability,power increment as well as continuous slippage between paper-base friction materials and powder metallurgy friction materials.

利用SAENo2标准试验机对纸基摩擦材料与粉末冶金摩擦材料进行了摩擦性能、耐久性、能量递增以及连续滑动的对比试验。

A kind of wet copper-based friction material was made through powder metallurgy process. The surface microstructure was analyzed through metallographic analysis. The effects of brake conditions on friction coefficients of the material were investigated with MM1000 friction tester.

摘 要：采用粉末冶金方法制备铜基湿式摩擦材料，利用金相技术分析材料表面的微观结构，并用MM1000摩擦试验机研究制动条件对动摩擦因数影响的变化规律。

Powder metallurgy technology and equipment: Injection forming, pressing, fritting, breaking, polishing, sizing, drying, quenching, reducing, charring, mould and shooting etc

粉末冶金仪器、仪表和控制、检测技术与设备等及气体类：粒度测试仪及其他检测仪碳硫分析仪、氧分析仪、洛瓦硬度仪、表面粗糙真空油浸机、中空膜制氮装置、氮气纯化装置、保护气体等检测仪器及专用气体。

Leading products: glass-fiber reinforced wheel net production lines, XL-50 CNC cutting machine, BY3T-20T fibreglass pultrusion equipment, school-machine production lines, solar energy foam machines, 32 Series Hydraulic presses, 27 series of sheet metal Forming hydraulic machine, 28 series of thin stretch of hydraulic machine molding, powder metallurgy series of 79 hydraulic automatic molding machine, magnetic materials forming series of 05 hydraulic machines and 72 series of rare earth permanent magnets and 82 hydraulic machine woven series of Da Baoji, and so on; of 4-, single -- Style, frame and other forms of pressure from the 10 KN-3000KN more than 30 kinds of specifications.

主导产品有：玻璃纤维增强砂轮网片生产流水线、XL-50数控下料机、BY3T-20T玻璃钢拉挤设备、校平机生产线、太阳能发泡机、32系列通用液压机、27系列薄板冲压成型液压机、28系列薄板拉伸成型液压机、79系列粉末冶金全自动成型液压机、05系列磁性材料成型液压机以及72系列稀土永磁液压机和82系列编织物打包机等等；有四柱式、单柱式、框架式等多种结构形式，压力从10KN－3000KN三十多种规格。

An Al base composite material reinforced by nanometre sized SiC particulates has been prepared by using powder metallurgy technique. Its microstructure and properties were examined in comparison with similar composite reinforced by SiC particulates sized in micrometre.

用粉末冶金方法制备了纳米尺寸SiC颗粒增强铝基复合材料，并将其组织及性能与相同工艺制备的纯铝和微米尺寸SiC颗粒增强的铝基复合材料进行了对比。

Ni-Cr/BN composite was produced in the active sintering process using nickel carbonyl, Cr2O3 and C powders as original materials, and hexagonal BN powder as solid lubricant.

摘 要：以羰基Ni粉、Cr2O3和C粉为原料，添加六方BN作为固体润滑剂，采用粉末冶金活化烧结工艺制备Ni-Cr基自润滑材料。

Products are mainly used in powder metallurgy bearings and oil-bearing structural parts manufacturing, product quality and stability of quality.

产品主要应用于粉末冶金含油轴承及结构件制造，产品质量稳定优质。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。