TBI Motion SFV External-Circulation Heavy-Load Ball Screw
Vendor: TBI Motion 全球传动
Product: SFV 外循环重负荷滚珠丝杠
The SFV is TBI Motion's (Taiwan) external-circulation heavy-load ball screw series: smooth external ball recirculation and a patented high-load nut deliver high rigidity and high capacity, with an economical design suited to volume production and large diameter/lead applications. The range spans Ø12–Ø80 mm shafts and 4–25 mm leads across 82 models; representative SFV03208-4.8 rates Ca 3962 kgf dynamic / C0a 11547 kgf static, with axial stiffness 18–74 kgf/μm over the Ø12–Ø32 range.
| type | lead-screw |
| 型号数 | 82 |
| 导程范围 | 4–25 mm |
| 循环方式 | 外循环（专利高负荷螺帽） |
| 轴径范围 | Ø12–Ø80 mm |
| 轴向刚性K | 18–74 kgf/μm（Ø12–Ø32 段） |
| 动额定负荷Ca | SFV03208-4.8 达 3962 kgf |
| 静额定负荷C0a | SFV03208-4.8 达 11547 kgf |