Project Description
SI/SD series Heavy Duty Ball Transfer Units are heavy duty application.
- balls material: carbon steel, nylon, stainless steel
- casing material: carbon steel, stainless steel
SI series—flange socket type or top mounted type:
| model | ball diameter (mm) | loading capacity | breaking loading | L (mm) | A (mm) | B (mm) | C (mm) | D (mm) | flange width (mm) | mount hole (quantity*diameter) | weight (g) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SI-12 | 12.7 | 15kg | 20kg | 45 | 35 | 24 | 24 | 7 | 4 | 4*Φ4 | 100 |
| SI-25 | 25.4 | 150kg | 200kg | 57 | 45 | 45 | 42 | 10.3 | 4.7 | 4*Φ6 | 490 |
| SI-30 | 30.16 | 200kg | 250kg | 68 | 54 | 54 | 50 | 12.5 | 6 | 4*Φ6.5 | 1100 |
| SI-38 | 38.1 | 250kg | 300kg | 76 | 58 | 60 | 62 | 25.4 | 12.7 | 4*Φ7 | 1400 |
| SI-51 | 51 | 600kg | 700kg | 127 | 102 | 102 | 98 | 33.3 | 19 | 4*Φ11 | 6400 |
SD series—flange mounted type or bottom flange type:
| model | ball diameter (mm) | loading capacity | breaking loading | L (mm) | A (mm) | B (mm) | C (mm) | D (mm) | flange width (mm) | mount hole (quantity*diameter) | weight (g) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SD-12 | 12 | 15kg | 20kg | 45 | 24 | 35 | 23 | 3.5 | 3 | 4*Φ3.6 | 180 |
| SD-25 | 25.4 | 150kg | 200kg | 57 | 45 | 45 | 41 | 5.6 | 5 | 4*Φ5.6 | 490 |
| SD-30 | 30.16 | 250kg | 300kg | 68 | 54 | 54 | 49 | 6.5 | 6 | 4*Φ6.5 | 1200 |
| SD-38 | 38.1 | 350kg | 400kg | 76 | 60 | 58 | 62 | 13 | 13 | 4*Φ7.1 | 1800 |
| SD-51 | 51 | 600kg | 700kg | 127 | 100 | 102 | 98 | 14.3 | 9.6 | 4*Φ11 | 5600 |
