| SB- DX Materials Display |
| Data |
Types |
SB- DX
|
DX -SB1
|
DX -SB2 |
DX -SB3 |
SB- HIEX |
|
With Lead
or Without Lead
|
No oil pockets
& Without Lead
|
Bronze Backing
& Without Lead |
Blue Lining
& Without Lead |
High Temperature
& Without Lead |
| Materiai |
Steel + Bronze
+ POM (+Pb) + MSo2 |
Steel+ Bronze
+ POM + MSo2 |
Bronze + Bronze
+ POM + MSo2 |
Steel+ Bronze
+ POM + MSo2 |
Steel + Bronze
+ (PTFE+PEEK) |
Typicai
application |
It's used in many places of Vehicle/Automotive, Building equipment, Agricultural equipment,
Machine tooling building industry, forming machine tools, steel metallurgical machinery, mineral mountain machinery,
hydraulic industry and rolling steel industry, etc. |
High temperature condition like high-pressure gear pump, water injection pump, hydraulic motor and spray painting food processing. |
| Max. Loading P |
Static load
N/mm² |
250 |
250 |
250 |
250 |
250 |
Very low speed
N/mm² |
140 |
140 |
140 |
140 |
140 |
Dynamic load
N/mm² |
70 |
70 |
70 |
70 |
70 |
| Max.Speed Vm/s |
Grease
Lubrication |
2.5 |
2.5 |
2.5 |
2.5 |
2.5 |
| Max.PV limit |
3 |
3 |
3 |
3 |
3.6 |
| Friction coef u |
0.05~0.20 |
0.05~0.20 |
0.05~0.20 |
0.05~0.20 |
0.03~0.20 |
| Mating Axis |
Hardness
(HB) |
>270 |
>270 |
>270 |
>270 |
>270 |
Roughness
(Ra) |
0.4~1.25 |
0.4~1.25 |
0.4~1.25 |
0.4~1.25 |
0.4~1.25 |
| Temperature Range ( ℃) |
-40~+120 |
-40~+120 |
-40~+120 |
-40~+120 |
-150~+250 |
| Thermal conductivity (W/mk﹣¹) |
50 |
50 |
65 |
50 |
50 |
| Coefficient of linear expansion |
11×10-6K |
11×10-6K |
11×10-6K |
11×10-6K |
11×10-6K |
| Outside Surface Plating |
copper/tin |
copper/tin |
No copper/tin |
copper/tin |
copper/tin |
