"wrapped bronze bearing"
SF-1 en acier soutenu en bronze frittable PTFE composite auto-lubrifiant enveloppé en manche appliquée à l'industrie des machines de construction
1. Product StructureSF-1 (DU) bushing is a three-layer composite self-lubricating bearing, widely applied in mechanical oscillating and sliding friction positions.Backing Layer: Low-carbon steel base, providing high mechanical strength and rigidityIntermediate Layer: Sintered spherical bronze powder ...