Rail Dimensional Drawing BM SR 30
Carriage Dimensional Drawing BM WR 30
Rigidity Diagram and Load Directions BM WR 30
Rail Types BM SR 30
Material: Stainless steel.
Rail Type Description:
- ND = Standard type, top mounting, fully hardened
- NUD = Bottom tapped hole type, fully hardened
Rail Specifications BM SR 30
| Parameter | BM SR 30-ND | BM SR 30-NUD |
| Rail Width B1 (mm) | 28 | 28 |
| Rail Height J1 (mm) | 26 | 26 |
| Max. Single Length L3 (mm) | 3000 | 3000 |
| Mounting Hole Pitch L4 (mm) | 80 | 80 |
| First/Last Hole Position L5/L10 (mm) | 38.5 | 38.5 |
| Weight per Meter (kg/m) | 4.3 | 4.5 |
Carriage Specifications BM WR 30
| Parameter | BM WR 30-A | BM WR 30-B | BM WR 30-C | BM WR 30-D | BM WR 30-F | BM WR 30-G |
| System Height A (mm) | 42 | 42 | 45 | 45 | 42 | 42 |
| Carriage Width B (mm) | 90 | 90 | 60 | 60 | 60 | 60 |
| Reference Distance B2 (mm) | 31 | 31 | 16 | 16 | 16 | 16 |
| Front Center Lube Port C1 (mm) | 7 | 7 | 10 | 10 | 7 | 7 |
| Side Lube Port Position C3 (mm) | 7 | 7 | 10 | 10 | 7 | 7 |
| Side Lube Port Position (2nd) C4 (mm) | 16.2 | 27.2 | 22.2 | 23.2 | 22.2 | 23.2 |
| Top Lube Port Position C7 (mm) | 15.7 | 26.7 | 21.7 | 22.7 | 21.7 | 22.7 |
| Carriage Height J (mm) | 35.9 | 35.9 | 38.9 | 38.9 | 35.9 | 35.9 |
| Carriage Length L (mm) | 97.6 | 119.6 | 97.6 | 119.6 | 97.6 | 119.6 |
| Mounting Hole Pitch L1 (mm) | 52 | 52 | 40 | 60 | 40 | 60 |
| Mounting Hole Pitch L2 (mm) | 44 | 44 | — | — | — | — |
| Steel Body Length L6 (mm) | 69.4 | 91.4 | 69.4 | 91.4 | 69.4 | 91.4 |
| Mounting Hole Pitch N (mm) | 72 | 72 | 40 | 40 | 40 | 40 |
| Reference Height O (mm) | 8.5 | 8.5 | 11 | 11 | 11 | 11 |
Load Capacities and Weight
| Parameter | BM WR 30-A | BM WR 30-B | BM WR 30-C | BM WR 30-D | BM WR 30-F | BM WR 30-G |
| Static Load Capacity C₀ (N) | 54145 | 70805 | 54145 | 70805 | 54145 | 70805 |
| Dynamic Load Capacity C₁₀₀ (N) | 24820 | 30005 | 24820 | 30005 | 24820 | 30005 |
| Static Cross Moment Capacity M₀Q (Nm) | 921 | 1202 | 921 | 1202 | 921 | 1202 |
| Static Longitudinal Moment Capacity M₀L (Nm) | 705 | 1182 | 705 | 1182 | 705 | 1182 |
| Dynamic Cross Moment Capacity MQ (Nm) | 422 | 509 | 422 | 509 | 422 | 509 |
| Dynamic Longitudinal Moment Capacity ML (Nm) | 323 | 501 | 323 | 501 | 323 | 501 |
| Carriage Weight (kg) | 1.2 | 1.5 | 1.0 | 1.3 | 0.9 | 1.2 |
Load Rating Description
- C0 = Static load capacity
- C100 = Dynamic load capacity - 100km travel life
- M0Q / MQ = Cross moment
- M0L / ML = Longitudinal moment
