| Partition size(mm) | Sound insulation coefficient(STC/RW) | Fire resistance time | Top and bottom expansion and contraction | Expansion plate | Adaptive track pulley | |||
|---|---|---|---|---|---|---|---|---|
| Net thickness | height | width | Top and bottom virtual position(mm) | Telescopic mechanism | ||||
| 100 | 2000-10000 | 800-1220 | 40-50DB | Optional fire-resistant glass | 0-35 | Screw type/jack | External expansion and contraction | #260/#140/#130/#126/#110 |
