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BK-1 F
Sliding bush BK-1-F
Product image
Properties
| Design |
Maintenance-free PTFE coated friction bearing |
| pv |
Continuous operation: 1.8 N/mm2 x m/s Short-term operation: 3.6 N/mm2 x m/s |
| Permissible load |
static: 250 N/mm2 low slide speed: 140 N/mm2 Rotation, oscillation: 55 N/mm2 |
| Sliding rate |
Dry running = 2 m/s hydrodynamic operation: >2 m/s |
| Thermal expansion coefficient |
parallel to ring surface: 11 x 10-6 K-1 perpendicular to ring surface: 30 x 10-6 K-1 |
| Coefficient of thermal conductivity |
> 40 W (m x K)-1 |
| Temp. min. |
-200 °C |
| Temp. max. |
270 °C |
| Surface pressure |
250 (≤ N/mm2) |
| Material |
Steel back onto which a porous bronze layer is sintered subsequently a PTFE lead mixture is rolled into the bronze layer |
| Surface |
zinc or copper plated |
| Application |
BK-1 bushes are suitable for transmission, rotational and oscillating movements Rod guide for pneumatic and hydraulic cylinders Attachment lugs of pneumatic and hydraulic cylinders Conveyor-belt systems, textile machinery, automobiles ... |
| Standard |
ISO 3547 DIN 1494 |
Description
Suitable for dry running and maintenance-free.
Noise and frequency absorption.
hydrodynamic operation possible
High permitted load.
Good chemical resistance.
Good friction characteristics.
No stick-slip.
Broad temperature range.
High slide speed.
No water absorption.
low play during operation.
Extremely space-saving.
Note
Peak to valley height of shaft to be observed Ra < 0.4 μm.
Hardness of shaft to be observed 350 < HB < 600.
Item
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 Identification |
d (mm) |
D (mm) |
L (mm) |
e (mm) |
F (mm) |
f1 (mm) |
f2 (mm) |
|---|---|---|---|---|---|---|---|
| BK-1- 06 070 F | 6 | 8 | 7,0 | 1,0 | 12 | 0,5 | 0,3 |
| BK-1- 10 120 F | 10 | 12 | 12,0 | 1,0 | 18 | 0,5 | 0,3 |
| BK-1- 12 120 F | 12 | 14 | 12,0 | 1,0 | 20 | 0,5 | 0,3 |
| BK-1- 14 120 F | 14 | 16 | 12,0 | 1,0 | 22 | 0,5 | 0,3 |
| BK-1- 15 120 F | 15 | 17 | 12,0 | 1,0 | 23 | 0,5 | 0,3 |
| BK-1- 15 170 F | 15 | 17 | 17,0 | 1,0 | 23 | 0,5 | 0,3 |
| BK-1- 18 120 F | 18 | 20 | 12,0 | 1,0 | 26 | 0,5 | 0,3 |
| BK-1- 18 170 F | 18 | 20 | 17,0 | 1,0 | 26 | 0,5 | 0,3 |
| BK-1- 20 115 F | 20 | 23 | 11,5 | 1,5 | 31 | 0,8 | 0,4 |
| BK-1- 20 165 F | 20 | 23 | 16,5 | 1,5 | 31 | 0,8 | 0,4 |
| BK-1- 20 215 F | 20 | 23 | 21,5 | 1,5 | 31 | 0,8 | 0,4 |
| BK-1- 25 165 F | 25 | 28 | 16,5 | 1,5 | 36 | 0,8 | 0,4 |
| BK-1- 25 215 F | 25 | 28 | 21,5 | 1,5 | 36 | 0,8 | 0,4 |
| BK-1- 30 160 F | 30 | 34 | 16,0 | 2,0 | 42 | 1,0 | 0,5 |
| BK-1- 30 260 F | 30 | 34 | 26,0 | 2,0 | 42 | 1,0 | 0,5 |
| BK-1- 35 160 F | 35 | 39 | 16,0 | 2,0 | 49 | 1,0 | 0,5 |
| BK-1- 35 260 F | 35 | 39 | 26,0 | 2,0 | 49 | 1,0 | 0,5 |
Disclaimer
Despite careful checking, we cannot guarantee the accuracy of all information included on this site, and we accept no liability.
All data and information in our online catalogue are based on currently valid standards and the regulations from the employer's liability insurance association. Product safety can only be guaranteed when our assembly instructions are carefully observed. Non-adherence to these regulations can affect product operation and functioning and result in a loss of warranty. Our warranty is only valid for HANSA-FLEX products. Our products are constantly subject to further development and technical changes are therefore possible.