COB-SRIM 021 self-lubricating bearings£ºIt's based on brone alloy of a particular formultaion with sintered bronze layer as its interlayer with the compound of POM as its surface.And has good load capacity & waer-resistant It's used in vehiale chassis forming machine tools,steel metallurgical machinery,mineral mountain machinery,hydraulic industry & rolling steel industry,etc.
COB-SRIM 023 self-lubricating bearings(Without Pb)£ºIt's based on brone alloy of a particular formultaion with sintered bronze layer as its interlayer with the compound of POM as it's surface. And has good load capacity & wear-resistant.It's used in vehicle chassis, forming machine tools, steel metallurgical machinery, mineral mountain machinery,hydraulic industry & rolling steel industry, etc. It is without lead, can meet the requirements of environment protection.
Physical and mechanical property |
Performance index |
COB-SRIM 021 |
COB-SRIM 023 |
Max Load capacity,N/mm2 |
Static load |
250 |
250 |
Dynamic Load |
140 |
140 |
Max line speed,m/s |
grease Lubrication |
2.5 |
2.5 |
PV value limit,N/mm2¡¤m/s |
grease Lubrication |
2.8 |
2.8 |
Frication coef |
grease Lubrication |
0.05-0.25 |
0.05-0.25 |
Working temperature,¡æ |
-40-+130 |
-40-+130 |
Thermal conductivity,W/m¡¤k |
4 |
4 |
Coefficient of linear ecpansion,/K |
12¡Á10-6 |
12¡Á10-6 |
TECHNICAL SUPPORT
¡ï SHANGHAI RESEARCH INSTITUTE OF MATERIALS
¡ï LANZHOU INSTITUTE OF CHEMICAL PHYSICS CHINESE
ACADEMY OF SCIENCES |