Set of copper alloy flanges

1. Can be a long time without oil lubrication conditions. 2. More suitable for low-speed heavy working conditions, has good wear resistance and low coefficient of friction. 3. Applicable to reciprocating, rotary and intermittent film movement, difficult to form the site. 4. Applicable to -40 Degrees Celsius+300 Degrees Celsiustemperature range. 5. Has the corrosion resistance and chemical stability. 6. Free maintenance, long service life.