DU/SF-1B Bronze-Matrix Self-Lubricating Bushing (Red PTFE)
This product demonstrates exceptional wear resistance under oil-free conditions, making it particularly suitable for applications involving frequent reciprocating motion and high lateral loads. Its performance is comparable to the international DP4 standard, and it is widely used in automotive and motorcycle shock absorbers, as well as various types of hydraulic cylinders.
Technical Parameters
Max. Load Capacity: 140 N/mm²
Coefficient of Friction, μ: 0.04–0.20
Operating Temperature Range: -195 °C to +280 °C
Max. Allowable PV Value (Dry): 3.8 N/mm²·m/s
Max. Sliding Speed: 3 m/s
Max. Allowable PV Value (Lubricated): 50 N/mm²·m/s