Our manufacturing base is currently in a full production mode and is not influenced by the COVID-19. Please feel free to contact us at [email protected] if you would like to place the order.
Click series for Specification Chart
B70 Angular Contact Ball Bearing HGT offers inner rings from 10 to 60mm and outer rings from 26 to 95 mm with a specifically designed load rate. This series is mainly used for high-speed and high-precision bearings for internal grinding of the electric spindle. The internal parameters of the bearing are specially optimized to meet the requirements of the electric spindle. Please contact us at [email protected] if you need more info.
1. Contact angle 15°
2. Cage: outer ring Guide phenolic resin cage (unmarked)
3. Spherical material: steel ball (no mark), Ceramic ball (HQ1)
4. High-precision series only supply P4 level, P2 class
5. High-speed, ultra-high-speed, suitable for constant pressure preload, oil mist, or oil and gas lubrication.
6. Can optional Ceramic Ball
| Angular Contact Ball Bearing – B70 Series | |||||||
| Part Number | Dimensions (mm) | 〆15o | |||||
| d | D | B | Rsmin | R1smin | Rated Load Capacity (kN) | Limit Speed (r/min) | |
| Cr Cor | Grease Oil | ||||||
| B7000C | 10 | 26 | 8 | 0.30 | 0.15 | 3.0 1.2 | 79000 1290000 |
| B7001C | 12 | 28 | 8 | 0.30 | 0.15 | 3.3 1.3 | 69000 109000 |
| B7002C | 15 | 32 | 9 | 0.30 | 0.15 | 3.6 1.6 | 59000 89000 |
| B7003C | 17 | 35 | 10 | 0.30 | 0.15 | 3.9 1.7 | 52000 79000 |
| B7004C | 20 | 42 | 12 | 0.60 | 0.15 | 5.7 2.7 | 44000 66000 |
| B7005C | 25 | 47 | 12 | 1.00 | 0.15 | 7.4 3.8 | 37000 55000 |
| B7006C | 30 | 55 | 13 | 1.00 | 0.30 | 9.1 4.8 | 31000 47000 |
| B7007C | 35 | 62 | 14 | 1.00 | 0.30 | 10.9 6.0 | 27000 42000 |
| B7008C | 40 | 68 | 15 | 1.00 | 0.30 | 12.9 7.4 | 25000 39000 |
| B7009C | 45 | 75 | 16 | 1.00 | 0.30 | 15.0 9.0 | 23000 37000 |
| B7010C | 50 | 80 | 16 | 1.00 | 0.30 | 15.9 10.0 | 21000 35000 |
| B7011C | 55 | 90 | 18 | 1.10 | 0.60 | 19.9 12.9 | 18000 31000 |
| B7012C | 60 | 95 | 18 | 1.10 | 0.60 | 20.4 13.6 | 17000 29000 |
Please feel free to give your inquiry in the form below. We will reply you in 24 hours.
WhatsApp : us hg technology corporation
Phone : +1(617)816-5811 WhatsApp : Tony Zhao Phone : +1(617)997-1606
Skype ：Katrina JIAO
E-mail ：[email protected]