尼龙6/Nycast Nyloil-MDX Blue/Cast Nylons Ltd. 物性表
尼龙6/Nycast Nyloil-MDX Blue/Cast Nylons Ltd.
规格用途
该料用途 | 车轮; 衬套; 齿轮; 传送机配件; 船舶应用; 阀门/阀门部件; 防磨条; 滚轴; 滑轮; 密封件... |
备注说明 | Only NYLOIL from CAST NYLONS LIMITED offers three grades of self-lubricating Nylon bearing material tailored to meet your specific application. A cast nylon with built-in oil lubrication, NYLOIL provides superior machinability, performance, and durability compared to other plastic and traditional bearing materials. Three grades of NYLOIL are available to fit the most demanding applications: original green NYLOIL for most bearing applications; food-grade, Natural NYLOIL-FG for direct contact with food, and MoS2 filledNYLOIL-MDX with slightly higher compressive load capabilities than original NYLOIL. The incorporation of an oil lubricant package into the nylon matrix provides significant advantages over other bearing materials:Lubrication results in 25% lower coefficient of friction than other grades of nylonPerforms in harsh environments where lubrication is difficult, impossible or not desirable (food contact) Gray NYLOIL-MDX is formulated with Molybdenum Disulfide filler, which promotes higher crystallinity in the cast polymer, in addition to the oil lubricant package. This yields a bearing material with more consistent intermolecular structure and generally a narrower distribution within the range of physical property values, while retaining the advanced friction properties of unfilled NYLOIL.Dimensional StabilityWith their higher crystallinity, all NYCAST products exhibit improved dimensional stability compared to their extruded nylon counterparts. But NYLOIL provides even better dimensional stability than regular grades of cast nylon: Its oil droplets fill gaps in the amorphous structure of the polymer, allowing less room for water to be absorbed into these areas. The moisture absorption graph shows that despite a slow absorption rate, NYLOIL stabilizes at approximately 2.5% moisture content - less than half the moisture content of other unfilled nylons. |
技术参数
性能项目 | 测试条件 | 测试方法 | 数值/描述 | 单位 | |
物理性能 | 密度 / 比重 | ASTM D792 | . 到 . | g/cm³ | 吸水率 | ASTM D570 | 24 hr | . 到 .됰 | % | 饱和 | . 到 . | % |
硬度 | 洛氏硬度 | ASTM D785 | R 级 | 到 | 肖氏硬度 | ASTM D2240 | 邵氏 D | 륑 到 ꄣ |
热性能 | 载荷下热变形温度 | ASTM D648 | 0.45 MPa, 未退火 | 弄 到 肋 | °C | 1.8 MPa, 未退火 | 弄. 到 弄 | °C | 熔融温度 | 肋됰 到 肋肋륑 | °C | 线形热膨胀系数 - 流动 | ASTM D696 | 弄.뜹- | cm/cm/°C | Service Temperature | Continuous | | °C | Intermittent | 됰됰 | °C |
电气性能 | 介电强度 | ASTM D149 | 肋 到 肋 | kV/mm | 介电常数 | ASTM D150 | 60 Hz | .륑 | 1 kHz | .륑 | 1 MHz | .륑 | Limiting Pressure Velocity | 됰 | psi·fpm |
机械性能 | 拉伸模量 | ASTM D638 | 肋弄 到 肋ꄣ | MPa | 抗张强度 | ASTM D638 | 륑肋. 到 륑.ꄣ | MPa | 伸长率 | ASTM D638 | 断裂 | 到 | % | 弯曲模量 | ASTM D790 | 肋弄 到 肋ꄣ | MPa | 弯曲强度 | ASTM D790 | 륑 到 | MPa | 压缩模量 | ASTM D695 | 肋肋 到 肋弄 | MPa | 压缩强度 | ASTM D695 | 10% 应变 | 弄. 到 弄됰. | MPa | 剪切强度 | ASTM D732 | .肋 到 됰肋. | MPa | 摩擦系数 | ASTM D1894 | Dynamic | .肋 | 负载变形 | ASTM D621 | .륑 到 .ꄣ | % |
冲击性能 | 悬壁梁缺口冲击强度 | ASTM D256 | 륑 到 弄됰 | J/m |
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