The graphite copper sleeve has a wide application temperature, sufficient solid and smooth data content, uniform release, excellent self-smoothing function and occlusion, and can effectively protect the journal and reach the endurance of use.The graphite copper sleeve has a wide application temperature, sufficient solid and smooth data content, uniform release, excellent self-smoothing function and occlusion, and can effectively protect the journal and reach the endurance of use.The graphite copper sleeve has a wide application temperature, sufficient solid and smooth data content, uniform release, excellent self-smoothing function and occlusion, and can effectively protect the journal and reach the endurance of use.The graphite copper sleeve has a wide application temperature, sufficient solid and smooth data content, uniform release, excellent self-smoothing function and occlusion, and can effectively protect the journal and reach the endurance of use.The graphite copper sleeve has a wide application temperature, sufficient solid and smooth data content, uniform release, excellent self-smoothing function and occlusion, and can effectively protect the journal and reach the endurance of use.

The graphite copper sleeve has a wide application temperature, sufficient solid and smooth data content, uniform release, excellent self-smoothing function and occlusion, and can effectively protect the journal and reach the endurance of use.