Sealing material : o - shape or u - shape seal ring ; butadiene acrylonitrile rubber , fluorine rubber 密封材料： o形或u形密封圈；丁晴橡胶、氟橡胶。
The physical mechanical performance under the aging condition of 250 was superior to the normal formula of fluorubber carbon black 250老化条件下物理机械性能优于标准氟橡胶炭黑配方。
Energetic materials for defense . physico - chemical analysis and properties . determination of viton in octoviton . method by extraction 国防用高能材料.物理-化学分析及特性.八氟橡胶中氟橡胶的测定.萃取法
Nbr rubber o - rings provide trouble - free operation at standard temperature ranges . for high and low temperature applications viton or silicone 在常温工作条件下使用丁腈橡胶，在高温或低温时采用氟橡胶或硅橡胶。
Common type : nitrile butadiene oil resistant rubber . fluoroelastomer and silicon rubber are used in applicable situation of high and low temperature . use relevant lubricant 普通型：丁晴耐油橡胶。高温，低温的应用场合，使用氟橡胶和硅橡胶。使用相应的润滑剂。
Flexible insulating sleeving . part 3 : specifications for individual types of sleeving . sheet 233 : heat - shrinkable fluoroelastomer sleeving , flame retarded , fluid resistant , shrink ratio 2 : 1 挠性绝缘套管.第3部分:套管专用型规范.活页233 :收缩率为2 : 1的抗火耐流体的热缩氟橡胶套管
The seat material shall be one of the following materials : ethylene - propylene - diene monomer ( epdm ) or fluoroelastomer ( fpm ) with polytetrafluoroethylene ( ptfe ) bearing support at the top and bottom 阀座材料应该是下列材料之一：乙烯-丙烯-二烯系单体(三元乙丙橡胶)或氟橡胶( fpm ) ，在顶部和底部配置聚四氟乙烯( ptfe )轴承支撑。
Being high - active filling reinforcing agent , the micropowder of diamond was used in fluorubber ( fr ) , forming a denser network to carbon black , and gaining a more excellent high temperature performance for vulcanized rubber 摘要金刚石微粉作为高活性填充补强剂用于氟橡胶( fr )中，所形成的网络比炭黑更加密实，硫化胶的高温性能更优异。
Steel wire tyre , bias tyre , natural rubber , butylbenzene tyre , butyronitrile tyre , butyl rubber , polybutadience rubber , epdm rubber and fluororubber can be crushed into rubber powder of 3 - 20 meshes and superfine sbr powder of 25 - 80 meshes 可将钢丝轮胎、斜胶胎、天然胶、丁苯胶、丁晴胶、丁基胶、顺丁胶、三元乙丙胶、氟橡胶等废旧橡胶粉碎成3 - 20目的胶粉， 25 - 80目的粗细胶粉。
The effects of the content , granularity and purity of the raw materials ( zirconium powder , viton and dicyandiamide ) on the combustion rate were measured and their effects on its detonation heat and its combustion heat were estimated . the investigation on the combustion reaction mechanism showed that surface decomposition of dicyandiamide was the control step of the combustion reaction . the slowdown and combustion - resistant effects of dicyandiamide were of endothermic characteristic 测量了锆粉、氟橡胶、双氰胺等原材料含量、粒度、纯度等对药剂燃速的影响，估算了它们对药剂爆热和燃烧热的影响，并对药剂燃烧反应机理进行了探索研究，发现双氰胺的表面分解是药剂燃烧反应的控制步骤，其减速、阻燃作用具有吸热特征，氟橡胶对药剂的热输出有较大贡献。
