Guide bushes DIN 9834 / ISO 9448, bronze, maintenance-free with collar Standard SO#50SP2
- DescriptionMaterial:Bronze with graphite inserts.
- Version:Self-lubricating.
- Hardness 190-220 HB.
- Note:The guide bushes are radially and axially applicable.
- The bearing elements are maintenance-free and wear-resistant.
- The graphite inserts provide life-long lubrication.
- Preferably for travel speeds < 0.5 m/s. (Additional lubrication is recommended for extreme loading with a higher travel speeds).
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- Technical data:
- Material properties:
- Base alloy: CuZn25Al6FeMn3
- Density: 8.0 g/cm3
- Tensile strength Rm: 750 N/mm2
- Yield point: 450 N/mm2
- Ductile fracture A5: 5-8%
- Friction coefficient: 0.05 - 0.12
- Maximum speed: 15 m/min
- Thermal conductivity: 50 W/m x k
- Thermal expansion coefficient: 18 x 10-6
- Electrical conductivity: 7-8 m/(Ω x mm2)
- Solid lubricant content: 25-30 %
- Temperature range:Temporary temperature peaks up to ca. 200°C.
- Accessory:Retaining clips.23682.
- Tolerances:The bore for the bearings should correspond to ISO tolerance H7.
- The tolerance h6 to h7 is recommended for the shaft.
