| 項(xiàng)目/Item | 單位/Unit | 標(biāo)準(zhǔn)值/Standard Value |
| A | B | C |
| 自由狀態(tài) Free State | 硬度Hardness | Hs | 70~90 | 70~90 | 70~80 |
| 伸長(zhǎng)率(小) Elongation(minimum) | % | 60 | 60 | 80 |
| 拉伸長(zhǎng)度(?。?Tensile(minimum) | Mpa | 16 | 16 | 16 |
| 壓縮率 Compressibility | % | 50-60 | 50-60 | 60-75 |
| 回彈率 Recovery | % | >85 | >85 | >70 |
| 變形 Permanent deformation | % | <10 | <10 | <10 |
| 熱空氣老化 Hot Air Aging 230℃×24h | 硬度變化() Variation of Hardness (maximum) | Hs | —5~+5 | —5~+5 | —5~+5 |
| 拉強(qiáng)度變化率()Variable rate of tensile strength (maximum) | % | -15 | -15 | -15 |
| 伸長(zhǎng)率變化率() Varibale rate of elongate rate(maximum) | % | -20 | -20 | -20 |
| 壓縮變形 | 175℃×70h | % | ≦20 | ≦21 | ≦22 |
| Permanent Compression Deformation |
| 顏色 Color | | | 黑(紅) Black(Red) | 黑Black | 紅Red |
| 推薦使用條件 recommended operating conditions | 使用溫度 Working temperature | ℃ | —20~+250 | —20~+200 | —50~+200 |
| 使用壓力 Working pressure | Mpa | 0~20 |
| 使用介質(zhì): | 除元素氟和熔融狀態(tài)金屬鈉以外的介質(zhì) |
| Medium∶ Good for all kinds of work medium except pure fluorine and molten NA. |