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R Rigid tooth flank helical EPTT units
| EPTT材料 | EPTT200 Substantial-toughness cast iron from R37, 47, 57, 67, seventy seven, 87 |
| EPTT250 Substantial-strength forged iron from R97 107, 137, 147, 157, 167, 187 | |
| EPTT硬度 | HBS90-240 |
| 设备内容： | 20CrMnMo |
| Surface area hardnesss of EPTT | EPTC58度至62度 |
| 主齿轮箱硬度 | EPTC33度至40度 |
| 进/出轴内容物 | 40Cr or 42CrMo |
| 进/出轴硬度 | HBS250 deg-290 deg |
| 油封位置轴的硬度 | EPTC48 deg-fifty five deg |
| Machining precision of EPTTs materials | Correct grinding four-six grade |
| 热疗方法 | Tempering, cementing, quenching and so forth |
| 表现 | Up to 90% |
| 噪声（最大值） | le68dB |
| 单元设计 | 底座式，法兰式 |
| 输入法 | Flange input, inline input, shaft input |
| 振动 | le20um |
| 反弹 | le20弧分 |
| EPTT品牌名称 | NSK, SKF and many others |
| 油封品牌名称 | NAK, SKF and many others |
| 润滑剂 | VG220 |
| EPTT | Y sequence motor |
| EPTT轴 | 40Cr or 42CrMo, Tempering, cementing, quenching etc. |
