国产精品女上位好爽在线短片-国产精品欧美久久久久天天影视-国产精品欧美在线观看-国产精品片-国产精品七七在线播放

PTFE6 (polytetrafluoroethylene balls)

PRODUCTS > PLASTIC BALLS > PTFE6 (polytetrafluoroethylene balls)

PTFE6 (polytetrafluoroethylene balls)



 


 

 

 


 

 

 

 


PTFE6 (polytetrafluoroethylene balls)
PTFE balls (PTFE6) are widely used in chemical pumps, oilfield pumps, nuclear power, aerospace, military, and other products.
 Characteristics: PTFE is a white opaque waxy powder with a density of 2.14~2.20g./cm3.
Features: It is heat-resistant—usable at temperatures ranging from 200 to 260 degrees Celsius, cold-resistant—remains flexible at -100 degrees Celsius; corrosion-resistant—resistant to aqua regia and all organic solvents; weather-resistant—has the best aging resistance among plastics; high lubricity — has the lowest friction coefficient (0.04) among plastics; non-stick — has the lowest surface tension among solid materials and does not adhere to any substance; non-toxic— has physiological inertness.
Precision Grade:G0—G4
Specifications:1mm—60mm
主站蜘蛛池模板: 日韩黄色大全 | 一级毛片在线完整观看 | 欧美5g影院天天5g天天看 | 亚洲欧洲精品视频在线观看 | 久久久夜色精品国产噜噜 | 国产在视频线在精品 | 久久99爰这里有精品国产 | 国产成人精品免费大全 | 日本片免费观看一区二区 | 8x华人永久免费 | 亚洲欧美日韩综合 | 亚洲香蕉国产高清在线播放 | 欧美一二三区在线 | 欧美成人精品不卡视频在线观看 | 日本亚洲中午字幕乱码 | 欧美ol丝袜高跟秘书在线观看 | 精品成人一区二区 | 国产一区二区在线视频播放 | 2017天天鲁夜夜夜夜夜夜夜 | 99在线观看视频免费精品9 | 国语自产拍在线观看7m | 91久久精品在这里色伊人6882 | 国产精品国产主播在线观看 | 国产一区二区三区美女图片 | 小明明看看视频永久免费网 | 免费看一级淫片成人 | 一区二区三区在线免费视频 | 国产一精品一aⅴ一免费 | 玖玖精品在线视频 | keez在线观看视频免费 | 国产成人精品免费久久久久 | 尤物久久99热国产综合 | 91嫩草视频在线观看 | 给个网站可以在线观看你懂的 | 特一级黄色毛片 | 污污网 | 青青爽国产手机在线观看免费 | 中文字幕不卡在线高清 | 亚洲高清在线看 | 午夜视 | 国产亚洲欧美久久精品 |