Silentbloc & Metal-Rubber Joints
Industrial & Railway Rubber Bushes and Spherical Bearings
Premium railway rubber bushes, spherical bearings, and traction rod bushes for bogies. Engine-mount, gearbox, and custom elastic Silentbloc solutions with exceptional wear resistance.
- Traction Rod Bushes
- Motor Gearbox Bushes
- Metal-Rubber Spherical Joints
- Elastic Bushes for Bogies
Category Overview
Flexible Joint Solutions Engineered for Multi-Directional Motion and Vibration Isolation
Railway rubber bushes and spherical bearings play a crucial role in accommodating axial, radial, torsional, and cardanic movements while effectively damping vibrations between heavy structural assemblies. We specialize in high-durability metal-rubber spherical joints, traction rod bushes, and gearbox/motor mounting bushes for high-speed trains, metros, locomotives, and industrial equipment.
Overcoming harsh operational conditions such as continuous oscillation, heavy loads, and ambient temperature shifts, our precision-molded rubber-bonded Silentbloc bushes reduce stress concentrations on adjacent rigid components. Explore our standard dimension catalog or contact our technical team for custom OEM rubber-metal bush designs.
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Wide Size Range
Multiple inner/outer diameters and lengths, plus custom dimensions to drawing.
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High Press-Fit Strength
Rubber-to-metal bonding designed to hold under continuous oscillation and load.
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Torsion Angle Capability
Accommodates axial, radial, torsional, and cardanic movements in one joint.
Product Categories
Four Joint Families. One Technical Contact.
Traction Rod Bushes
Traction Rod & Torque Arm Bushes
Elastic bushes for bogie traction rods and torque arms, transmitting longitudinal forces while isolating vibration.
- Bogies
- Metro
- Locomotive
Motor & Gearbox Support Bushes
Gearbox and Traction Motor Mount Bushes
Support bushes for motor and gearbox suspension points, damping vibration between drive units and bogie frames.
- Drive Units
- High-Speed Trains
Spherical Bearings / Joints
Heavy-Duty Metal-Rubber Spherical Joints
Rubber and metal spherical bearings that accommodate cardanic movement under heavy load, reducing stress on adjacent components.
- Cardanic Motion
- Industrial
Torsion & Link Bushes
Torsion & Link Bushes
Bonded rubber-metal bushes for link rods and stabilizer connections that carry torsional deflection with damped response.
- Link Rods
- Custom OEM
Parameter Filter
Pre-Select by ID, OD, Length & Load
Narrow down reference sizes for a first selection. Final dimensions, stiffness, and load values are confirmed against your drawing or duty specification.
12 reference sizes found
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Traction Rod Bush
TRB-30-60-70
- ID
- 30 mm
- OD
- 60 mm
- Length
- 70 mm
- Radial load ref.
- 45 kN
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Traction Rod Bush
TRB-40-80-90
- ID
- 40 mm
- OD
- 80 mm
- Length
- 90 mm
- Radial load ref.
- 70 kN
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Traction Rod Bush
TRB-55-105-120
- ID
- 55 mm
- OD
- 105 mm
- Length
- 120 mm
- Radial load ref.
- 110 kN
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Motor & Gearbox Support Bush
MGB-45-90-80
- ID
- 45 mm
- OD
- 90 mm
- Length
- 80 mm
- Radial load ref.
- 60 kN
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Motor & Gearbox Support Bush
MGB-60-120-100
- ID
- 60 mm
- OD
- 120 mm
- Length
- 100 mm
- Radial load ref.
- 95 kN
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Motor & Gearbox Support Bush
MGB-80-150-130
- ID
- 80 mm
- OD
- 150 mm
- Length
- 130 mm
- Radial load ref.
- 140 kN
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Metal-Rubber Spherical Joint
SPJ-25-70-40
- ID
- 25 mm
- OD
- 70 mm
- Length
- 40 mm
- Radial load ref.
- 55 kN
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Metal-Rubber Spherical Joint
SPJ-35-90-55
- ID
- 35 mm
- OD
- 90 mm
- Length
- 55 mm
- Radial load ref.
- 85 kN
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Metal-Rubber Spherical Joint
SPJ-50-120-75
- ID
- 50 mm
- OD
- 120 mm
- Length
- 75 mm
- Radial load ref.
- 130 kN
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Torsion & Link Bush
TLB-20-50-60
- ID
- 20 mm
- OD
- 50 mm
- Length
- 60 mm
- Radial load ref.
- 25 kN
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Torsion & Link Bush
TLB-32-72-85
- ID
- 32 mm
- OD
- 72 mm
- Length
- 85 mm
- Radial load ref.
- 50 kN
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Torsion & Link Bush
TLB-45-95-110
- ID
- 45 mm
- OD
- 95 mm
- Length
- 110 mm
- Radial load ref.
- 80 kN
Reference sizes are shown for preliminary selection only. Load figures are indicative radial values; custom rubber compounds, stiffness rates, and dimensions are available on request.
Quality & Test Standards
Validated for Load, Fatigue & Weather
Rubber-metal joints work under continuous oscillation, heavy loads, and temperature shifts. Testing focuses on the behaviours that decide service life. Test scope and reporting are agreed per project and per drawing.
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3D Static Stiffness Measurement
Axial, radial, torsional, and cardanic stiffness are measured so the bush response matches the design duty of the joint.
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Fatigue Testing
Repeated loading cycles evaluate bond integrity and rubber durability under continuous oscillation.
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Weathering & Ageing Resistance
Weather and temperature-shift exposure checks confirm the compound holds up in outdoor railway operation.
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Drawing-Based Engineering Review
For OEM or replacement requests, our technical team reviews your drawing, sample, or duty data before quoting.
Bottom Inquiry
Send Your Drawing or OEM Requirement.
Upload a drawing, sample photo, or part number for a rubber bush, Silentbloc, or spherical joint. We can source a replacement or work to custom specifications.
- ID, OD, length, and required load or stiffness
- Application: bogie, traction motor, gearbox, or industrial equipment
- Operating conditions and estimated annual quantity
Technical Inquiry Form
Fields marked with * are required. We aim to respond within 24 business hours.