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原料比对
产品信息
品名
品牌名
典型应用
特性
认证
PFA 450HPX 美国科慕
TEFLON®
衬里,管道部件,管件,液体处理
纯度高,低摩擦系数,低吸湿性,低烟度,耐应力开裂,电气性能,良好熔体强度,良好的柔韧性,流动性低,抗化学性,耐候,中耐热,热稳定,高韧性,食品接触合规
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物性数据
| 补充信息 | 测试条件 | 测试方法 | 美国科慕/450HPX |
|---|---|---|---|
| MITFoldingEndurance | 200.0µm | ASTM D2176 | 5E+05 cycles |
| 临界剪切速率 | 372°C | 12.0 sec^-1 |
| 热性能 | 测试条件 | 测试方法 | 美国科慕/450HPX |
|---|---|---|---|
| 熔融温度 | ASTM D4591 | 305 °C |
| 电气性能 | 测试条件 | 测试方法 | 美国科慕/450HPX |
|---|---|---|---|
| 耗散因数 | 1MHz | ASTM D150 | <2.0E-4 |
| 1MHz | IEC 60250 | <2.0E-4 | |
| 介电常数 | 1MHz | IEC 60250 | 2.03 |
| 1MHz | ASTM D150 | 2.03 | |
| 介电强度 | 0.250mm | ASTM D149 | 80 KV/mm |
| 0.250mm | IEC 60243-1 | 80 KV/mm | |
| 体积电阻率 | ASTM D257 | 1E+18 ohms·cm | |
| ISO 1325 | 1E+18 ohms·cm |
| 机械性能 | 测试条件 | 测试方法 | 美国科慕/450HPX |
|---|---|---|---|
| 拉伸强度 | 23°C | ASTM D3307 | 28.0 Mpa |
| 23°C | ISO 12086 | 28.0 Mpa | |
| 250°C | ASTM D3307 | 14.0 Mpa | |
| 250°C | ISO 12086 | 14.0 Mpa | |
| 拉伸应变 | 断裂,23°C | ISO 12086 | 300 % |
| Break,250°C | ISO 12086 | 500 % | |
| 伸长率 | Break,250°C | ASTM D3307 | 500 % |
| 断裂,23°C | ASTM D3307 | 300 % | |
| 弯曲模量 | 23°C | ASTM D790 | 625 Mpa |
| 23°C | ISO 178 | 625 Mpa | |
| 250°C | ASTM D790 | 69.0 Mpa | |
| 250°C | ISO 178 | 69.0 Mpa |
| 硬度 | 测试条件 | 测试方法 | 美国科慕/450HPX |
|---|---|---|---|
| 硬度 | 邵氏D | ISO 868 | 55 |
| 邵氏D | ASTM D2240 | 55 |
| 物理性能 | 测试条件 | 测试方法 | 美国科慕/450HPX |
|---|---|---|---|
| 熔体质量流动速率 | 372°C/5.0kg | ISO 12086 | 2.0 g/10min |
| 372°C/5.0kg | ASTM D3307 | 2.0 g/10min | |
| 吸水率 | 24hr | ASTM D570 | <0.030 % |
| 可燃性 | 测试条件 | 测试方法 | 美国科慕/450HPX |
|---|---|---|---|
| UL阻燃等级 | UL 94 | V-0 | |
| 极限氧指数 | ASTM D2863 | >95 % | |
| ISO 4589-2 | >95 % |