板条式气涨轴：
特点：气涨轴为气压快速膨胀的轮轴，具有安全、快速抓取各种核管而不致磨损,在实际应用当中具有操作方便、快捷、不损坏卷筒等特点。
技术及参数
| 键条式规格 | 未充气时直径 | 充气后直径 | 适用卷管内径 |
| 1.5? | =φ37 | =φ42 | =φ38~φ38.5 |
| 2? | =φ49 | =φ53 | =φ50~φ51 |
| 3? | =φ74~φ75 | =φ78 | =φ75.5~φ78 |
| 4? | =φ99 | =φ105 | =φ101~φ102 |
| 5? | =φ125 | =φ130 | =φ126~φ128 |
| 6? | =φ150 | =φ154 | =φ151~φ153 |
| 8? | =φ200 | =φ206 | =φ202~φ204 |
| 10? | =φ250 | =φ260 | =φ252~φ256 |
| 12? | =φ300 | =φ310 | =φ302~φ305 |