Product information LUB-MET® Cylindrical bushing (LMZ):
Material
CuZn25Al5 + solid lubricants (also available in other metal alloys, and in a water-resistant solid-lubricant version)
Product Properties
Maintenance: maintenance-free (initial lubrication necessary)
Static load: ≤ 150 N/mm²
Dynamic load: ≤ 100 N/mm²
Sliding speed: ≤ 1.0 m/s
Friction value: 0.03 to 0.20
Temperature strain: -100 up to +300 °C
Max. pv-value: 2.8 N/mm² x m/s
Hardness: 190-220 HB
Solid lubricant percentage: 25-30%
Tolerance details
Housing: ø H7
Bearing in delivery condition: E7/s6 (up to 120 ø: r6)
Shaft tolerance: f7
Shaft material
Hardness difference to bearing should be at least 100 HB; if possible hardened and ground, roughness ≤ Rz 6.3
Mounting advice
Housing: installation chamfer, approx. 1.5 mm x 15 to 45°
Shaft: installation chamfer, 5 mm x 15°, edges rounded
Installation mandrel recommended; grease lubrication of outer surfaces may be necessary during installation
Range of application
Mechanical engineering, construction machinery, agricultural machinery, railways, shipbuilding, offshore plants
