Portable Rail Grinder

Product Description

1. Gasoline engine model: 1E40F-8 (two-stroke)
2. Gasoline engine power: 1.5kW
3. Gasoline engine speed: 7000r/min
4. Spindle speed: ≥ 6000r/min
5. Grinding wheel: φ 180 × φ 22.2 × 6 Or with a diameter of φ150 × φ22 × 6
6. Grinding wheel linear speed: ≥ 70m/s
7. Whole machine weight: 7kg
8. Dimensions: 780 × 270 × 310mm

Common Components:
• Grinding Motor: The core unit, typically powered by electricity, petrol, or hydraulics.
• Abrasive Grinding Stones/Disks: Available in various grades for different material removal rates and surface finishes.
• Angle Adjustment Mechanism: Allows the operator to set the correct attack angle for the specific task.
• Ergonomic Handles: For operator control and comfort during prolonged use.

Key Features:
• Designed for on-site rail maintenance and profile correction
• Compact modular design with ergonomic handles
• Precision grinding wheel with adjustable angle control

Typical Applications:
• Rail weld seam smoothing
• Corrugation removal
• Contact surface restoration
• Leveling joint irregularities
• Preventive maintenance in tunnels/bridges

Safety Compliance:
• CE/ISO 9001 certified
• Emergency stop system
• Overload protection
• Anti-vibration gloves recommended

Exhibition Fair

FAQ

1.How does it differ from a large grinding train?

Large grinding trains are used for high-production, network-wide rail reprofiling. Portable grinders are manual tools for spot repairs, offering greater flexibility and precision for specific defects but at a lower overall production rate.

2.What powers a portable grinder?
• Electric: Requires a generator or power outlet; common for its clean operation.
• Petrol/Diesel: Offers high power and complete mobility.
• Hydraulic: Powered by a separate hydraulic power pack; known for high torque.

3. Is special training required to operate it?
 Yes. Operators must be trained on:
• Safe handling and startup/shutdown procedures.
• Correct grinding techniques and angle selection for different tasks.
• Understanding rail profiles and defect identification.
• Proper use of Personal Protective Equipment.

4.What factors affect grinding efficiency?
 Key factors are:
• Operator Skill: The most critical factor.
• Correct Disk Selection: Using the right material for the job.
• Rail Hardness: Harder rails require specific abrasives and techniques.

5.Can it be used on all types of rails?
Yes, but the grinding disk type and technique must be adjusted for different rail grades .

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