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1.Wear rate of hybrid fiber friction material increased at 200℃,wear rate and friction coefficient of its decreased at 250℃ and 350℃ with high content of Kevlar fiber.
Kevlar含量较高时,混杂纤维摩擦材料200℃磨损率增加,250℃和350℃磨损率降低; Kevlar纤维随其含量的增加,混杂纤维摩擦材料高温摩擦性能(250~350℃)有所降低。收藏指正
2.(3) Friction and wear property was imported by air-quench at 860℃-900 ℃ and tempering at 560℃~600℃, at the same conditions . friction coefficient of Cu14AIX decrease by 4.4 times,the wear rate of Cu14AIX decrease by 2. 5 times, wear mechanism has changed from serious adhesion wear to light adhesion wear.
(3)通过对Cu14Al-X实施860℃-900℃固溶处理2h,在560℃-600℃保温4h进行时效处理后,Cu14Al-X的减磨、耐磨性得到很大的改善,相同条件下,摩擦系数下降近4.4倍,磨损率下降近2.5倍,磨损机制有严重粘着磨损转为轻微的粘着磨损。收藏指正
3.The hardness and adhesion of coating as well as friction coefficient and specific wear rate at different loads were tested. The results showed that the coating presented high hardness, outstanding adhesion strength, low friction coefficient and low specific wear rate.
测定了镀层的硬度、结合力,以及在不同载荷下的摩擦因数和比磨损率,测试结果表明:所制备镀层具有高硬度、高结合力、低摩擦因数和低比磨损率,且高载下比低载下有更低的摩擦因数。收藏指正
4.The results of the water-surrounding rubbing wear experiments on the ZrO2 ceramics with various molding press indicate that the compact with a molding press of 150 MPa possesses a low wear rate and a favorable abrasive wear resistance.
对不同成型压力条件下的ZrO_2 陶瓷进行了水环境下的摩擦磨损试验,结果表明本试验条件下ZrO_2 陶瓷磨损机理为沙粒冲击形成的裂纹经扩展形成凹坑,使试样受到磨损,150MPa 压力下ZrO_2 陶瓷具有较低的磨损率,抗摩擦磨损能力好。收藏指正
5.XF:media designed for fast metal removal,deburring &surface improvements.Moderate wear rate but very efficient due to reduced cycle times.
用于快速切削,去毛刺和改善表面质量,尽管有一定的磨损,但由于减少了工作时间,该磨块显的非常高效。收藏指正
6.coefficient of friction of friction materials with MoS2 is higher than that of graphite, but the wear rate is higher, From the morphology analysis of wear debris, it is believed that at low temperature, material wear is controlled by abrasive and adhesive wear, so the debris is very small except some very large particles;
加入MoS_2的摩擦材料摩擦系数比石墨的高,但磨损也大一些; 从磨屑形貌分析,认为低温时摩擦材料磨损机制主要由切削和粘着作用控制,磨屑较细小并有少数大块颗粒;收藏指正
7.The frictional coefficient and the wear rate of POM/M-UHMWP and POM/LLDPE/EAA are greatly decreased in the same conditions.
在同样摩擦磨损条件下,POM/M-UHMWPE和POM/LLDPE共混物摩擦系数和磨损率显著降低。收藏指正
8.Monte Carlo method was applied for simulating plastic deformation wear rate of materials under the three body abrasion using ball like abrasive particles.
根据三体磨损是典型的随机过程这一特点 ,运用蒙特卡罗方法模拟在球形磨料的作用下 ,材料塑性变形磨损的磨损率 .收藏指正
9.With increasing of load,friction coefficient of CCF/MCPA compositesshows an earlier raised and later decreased state and wear rate of CCF/MCPA composites increases.
CCF/MCPA复合材料的摩擦系数随着载荷的增加呈现先升后降的态势 ,磨损率随着载荷的增加而增大。收藏指正
10.The wear rate and friction coefficient of the hybrid fiber at 250℃ and 350℃ decreases with the content increase of the Kevlar fiber.
Kevlar纤维随着其含量的增加,混杂纤维摩擦材料高温摩擦性能(250~350℃)有所降低。收藏指正
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