RailwayCare Rail Grinding Wheels
Safeguarding Track Safety with Precision Grinding Technology
In the track grinding lifecycle, grinding is the core process for restoring rail profile, eliminating fatigue damage, and extending service life. The precision and efficiency of grinding depend directly on the quality of the grinding wheels. RailwayCare, as a provider of rail maintenance solutions, integrates advanced abrasive material science with a deep understanding of track conditions, offering you a full range of professional grinding wheel solutions for everything from routine upkeep to precision repair of high-speed railways.
Why RailwayCare
Why Choose Professional Rail Grinding Wheels?
Superior rail grinding outcomes fundamentally rely on the highly specialized synergy between the grinding wheel and the grinding equipment. This is regarded as a systems engineering challenge, where the compatibility between the two directly dictates the final operational efficiency, cost-effectiveness, and track quality.
Saint-Gobain Materials
RailwayCare selects Saint-Gobain as the raw material supplier for manufacturing grinding wheels.
Hot/Cold Press Process
Excellent Durability
RailwayCare have a service life capable of grinding a cumulative distance of 100 kilometers per single wheel.
Equipment Compatibility
RailwayCare provides grinding wheels compatible with grinding equipment from various manufacturers including Loram,Speno,Harsco, Geismar,ROBEL,Mecno and so on.
Grinding Wheel Key Spec Sheet
Molaton RailCare Large Rail Grinding Series
Product Code | Key Spec (ODxThxBore) | Abrasive | Grit | Safety Operating | Compatible Systems | ||||
| Speed | RPM | ||||||||
MRC-L260090 | 260 x 90 x 154 mm | ZA | 16 | 50m/s | 3630 RPM | Hasco PGM48/96C, CRRC Baoji GMC-48, Jinying GMC-96 | |||
MRC-L260083 | 260 x 83 x 154 mm | ZA | 16 | 50m/s | 3630 RPM | LORAM | |||
MRC-L250075 | 250 x 75 x 150 mm | ZA | 16 | 50m/s | 3820 RPM | Speno GMC-96B, CRRC Taiyuan | |||
MRC-L180105 | 180 x 105 x 90 mm | ZA | 16 | 50m/s | 6000 RPM | Speno GMC-16A, CRRC Taiyuan | |||
MRC-L150080 | 150 x 80 x 5/8 mm | ZA | 16 | 50m/s | 6000 RPM | Hasco RGH20C | |||
MRC-L150077 | 150 x 77 x M20 | ZA | 16 | 50m/s | 6000 RPM | CRRC Jinying CMC-20 | |||
Molaton RailCare Small Rail Grinding Series
Product Code | Key Spec (ODxThxBore) | Abrasive
| Grit | Safety Operating | Compatible Systems | ||||
| Speed | RPM | ||||||||
MRC-S260025 | 260 x 25 x 120 mm | ZA/A | 20 | 50 m/s | 3600 RPM | Geismar/Robel Portable Equipment | |||
MRC-S254032 | 254 x 32 x 25.4 mm | ZA/A | 20 | 50 m/s | 6000 RPM | Geismar/Robel
Portable Equipment | |||
MRC-S250032 | 250 x 32 x 32 mm | ZA/A | 20 | 50 m/s | 6000 RPM | Geismar/Robel
Portable Equipment | |||
MRC-S230060-C | 230 x 60 x 25 mm | ZA/A | 20 | 50 m/s | 4000 RPM | Customer-Customized | |||
MRC-S180080-C | 180 x 80 x M20 mm | ZA | 20 | 50 m/s | 5000 RPM | Customer-Customized | |||
MRC-S150075 | 150 x 75 x 32 mm | ZA/A | 20 | 50 m/s | 6000 RPM | Geismar/Robel 150 Model | |||
MRC-S150070 | 150 x 70 x M20 mm | ZA/A | 20 | 50 m/s | 6000 RPM | Geismar/Robel 150 Model | |||
MRC-S150070-M8 | 150 x 70 x 55-4 x M8 mm | ZA/A | 20 | 50 m/s | 6000 RPM | Geismar/Robel 150 Model | |||
MRC-S150065 | 150 x 65 x M20 mm | ZA/A | 20 | 50 m/s | 6000 RPM | Geismar/Robel 150 Model | |||
MRC-S150056 | 150 x 56 x M20 mm | ZA/A | 20 | 50 m/s | 6000 RPM | Geismar/Robel 150 Model | |||
MRC-S125065 | 125 x 65 x 20-54 x 47 mm | ZA/A | 20 | 50 m/s | 7500 RPM | Geismar/Robel 125 Model | |||
MRC-S125065-S | 125 x 65 x 20-36 x 18 mm | ZA/A | 20 | 50 m/s | 7500 RPM | Geismar/Robel 125 Model | |||
products
Guide to Selecting RailwayCare Professional Rail Grinding Wheels
- Brand
- Harsco
- Speno
- Loram
- Mecno
- Geismar
- Robel
- Jingying Heavy Industry Co., Ltd.
- CRRC Baoji Co., Ltd.
- Kunming Railway Construction Group Co., Ltd.
- CRRC Taiyuan Co., Ltd.
- RailwayCare
- Rail Grinding Equipment
- Large Grinding Train
- Switch Grinding Train
- Grinding Machine
- Compatible Equipment Model
- RG400 Series
- C44
- RGI Series
- PGM Series
- RGHC Series
- GMC96
- GMC16A
- GMC48
- CMC20
- Production Process
- Cold Pressing
- Hot Pressing
- Fiberglass Winding
- Material
- Zirconia Alumina
- Brown Corundum
- Grinding Wheel Diameter (mm)
- L 260 x 90 x 154 mm
- L 260 x 83 x 154 mm
- L 250 x 75 x 150 mm
- L 180 x 105 x 90 mm
- L 150 x 80 x 5/8 mm
- L 150 x 77 x M20 mm
- S 260 x 25 x 120 mm
- S 254 x 32 x 25.4 mm
- S 250 x 32 x 32 mm
- S 230 x 60 x 25 mm
- S 180 x 80 x M20 mm
- S 150 x 75 x 32 mm
- S 150 x 70 x M20 mm
- S 150 x 70 x 55-4 x M8 mm
- S 150 x 65 x M20 mm
- S 150 x 56 x M20 mm
- S 125 x 65 x 20-54 x 47 mm
- S 125 x 65 x 20-36 x 18 mm
Railway Grinding Wheel
Superior rail grinding outcomes fundamentally rely on the highly specialized synergy between the grinding wheel and the grinding equipment.
| Image | Railway Grinding Wheel | Model | Description | More |
|---|---|---|---|---|
 | Molaton RailCare-L26090 | High Abrasion Resistant Grinding Wheel for Harsco PGM48/96 | MRC-L260090 | Model: 260×90×154mm Gross Weight: 9.82 kg Packing Dimensions: 300×100×180 mm Compatible With: HARSCO PGM48/PGM96 Hot Press | ZA | |
 | Molaton Rail Grinding Wheel | Heavy-haul Freight Rails| High Abrasion Resistance | Loram | Molaton RailCare-L26083 | Model: 260×83×154mm-ZA-F16Y5B Gross Weight: 9 kg Packing Dimensions: 300×300×150 mm Compatible With: LORAM | |
| Molaton Rail Grinding Wheel | Heavy-haul Freight Rails| High Abrasion Resistance | Speno | Molaton RailCare-L25075 | Model:250×75×150-ZA-F16J9B Gross Weight:7.48 kg Packing Dimensions: 300×300×100 mm Compatible With: Speno Hot Press | ZA | |
| Molaton Rail Grinding Wheel | Heavy-haul Freight Rails| High Abrasion Resistance | Speno | Molaton RailCare-L180105 | Model:180×105×90mm-ZA-F16J9B Gross Weight: 6.2 kg Packing Dimensions: 200×200×150 mm Compatible With: SPENO Hot Press | ZA | |
| Molaton Rail Grinding Wheel | Heavy-haul Freight Rails| High Abrasion Resistance| Harsco | Molaton RailCare-L15080 | Model: 150mm×80mm×5/8 Gross Weight: 4.26 kg Packing Dimensions: 200×100×180 mm Compatible With: HARSCO Hot Press | ZA | |
| Molaton Rail Grinding Wheel | Heavy-haul Freight Rails| High Abrasion Resistance | Harsco | Molaton RailCare-L15077 | Model: 150mm×77mm×M20 Gross Weight: 4.06 kg Packing Dimensions: 200×100×180 mm Compatible With: Harsco Hot Press | ZA | |
 | Molaton Rail Grinding Wheel | Heavy-haul Freight Rails| High Abrasion Resistance | RailwayCare | MMRC-S254032 | Model: 254×32×25.4-150×13 Packing Dimensions: 300*300*70 mm Compatible With: RailwayCare Hot Press | ZA/A | |
| Molaton Rail Grinding Wheel | Heavy-haul Freight Rails| High Abrasion Resistance | Robel | MMRC-S254032 | Model: 254×32×25.4-150×13 Packing Dimensions: 300*300*70 mm Compatible With: Robel Hot Press | ZA/A | |
| Molaton Rail Grinding Wheel | Heavy-haul Freight Rails| High Abrasion Resistance | Geismar | MMRC-S254032 | Model: 254×32×25.4-150×13 Packing Dimensions: 300*300*70 mm Compatible With: Geismar Hot Press | ZA/A | |
| Molaton Rail Grinding Wheel | Heavy-haul Freight Rails| High Abrasion Resistance | RailwayCare | MRC-S230060-C | Model: 230×60×25 Gross Weight: 6.58kg Packing Dimensions: 300*300*120 mm Compatible With: RailwayCare Hot Press | ZA/A Customer-Customized |
process
Rail Grinding Wheels Selection Steps
Step 1
Identify Need
Determine primary grinding type (Preventive/Corrective/Specialized).
Step 2
Confirm Equipment
Provide your grinding train model (e.g., PGM-48, LCM-16).
Step 3
Consider Environment
Inform rail type (e.g., U75V, U71Mn) and special conditions (heavy-haul, extreme cold).
Step 4
Acquire Solution
Contact us for specific product model recommendations and a solution.
Off-the-Shelf & Custom Solutions
Fully Meeting Your Grinding Needs
We understand that railway maintenance windows are fleeting.
Off-the-Shelf Delivery
For common grinding train models and mainstream rail types, we maintain ample stock of our General Purpose & High-Efficiency Series wheels, enabling fast delivery to support urgent maintenance tasks.
Custom Solutions
For special conditions—such as extremely cold regions, heavy-haul lines, new special alloy rails, or non-standard grinding equipment—our engineers offer one-on-one customization, optimizing everything from abrasive blend to structural design.
Materials and processes
The Trade-off Between Grinding Precision and Lifespan
By employing precise abrasive ratios, optimized binder formulations, and advanced hot pressing processes, we find the optimal balance between precision and lifespan to maximize overall value in meeting specific customer needs.
Pursuing High Precision
Requires the use of finer, denser abrasive grains, resulting in higher cutting forces per unit area. However, these grains are prone to wear or breakage, leading to a shorter lifespan.
Pursuing Long Lifespan
Requires the use of coarser, tougher abrasive grains, but this results in a decrease in surface finish and makes it difficult to guarantee precision.
Material
| Features |  Zirconium Corundum |  Brown Fused Alumina |
| Main components | Alumina (Al2O2) and zirconium oxide (ZrO2), typically with a ZrO2 content of 10%-40%. | Alumina (Al2O2), content approximately 94.5%-97% |
| Core characteristics | High toughness, extremely high wear resistance, and high compressive strength. | High hardness, high performance, and low price |
Working mechanism | Microscopic self-sharpening: Under grinding pressure, the abrasive grains do not detach entirely; instead, a minute phase transformation occurs internally, continuously exposing new, sharp cutting edges. | Macroscopic self-sharpening property: After the abrasive grains become dull, they will detach from the bond as a whole, exposing new sharp abrasive grains. |
| Abrasion resistance | Excellent, with a lifespan typically 5-10 times longer or even higher than that of brown fused alumina. | Generally, wear is relatively fast. |
Cost | High | Medium |
Process
| Process |  Hot Pressing |  Cold Pressing |
| Product Density and Strength | Extremely high. The material exhibits excellent fluidity at high temperatures, allowing it to be pressed into a very dense, bubble-free, and uniform structure. | Relatively low. Density and strength are lower than hot-pressed products. |
| Product Performance | High hardness, good balance, high rigidity, wear resistance, and an extremely high safety factor. | Moderate performance |
Cost | Large equipment investment and high mold costs | Relatively low equipment investment |
| Process Overview | The mixed abrasive and binder are placed in a heated mold and pressed and cured in one step under high temperature (e.g., 180-200°C) and high pressure. | At room temperature, the mixture is placed in a mold and pressed into a green body under high pressure, then it needs to be individually heated and cured in a kiln for a long time. |
20+ years of industry experience
Choose RailwayCare
Solution Synergy Advantage
We provide not only wheels but also, based on your prior inspection data (e.g., profile, corrugation depth), recommend optimal grinding patterns and wheel combinations. This closes the precision loop from “inspection” to “remediation”, ensuring every minute of grinding delivers maximum value.
Extensive Equipment Compatibility Experience
With over 20 years of experience in adapting grinding wheels for domestic and international brand grinders and grinding trains (e.g., Speno, Loram, Harsco, and various domestic series), we ensure every product achieves perfect compatibility and efficient synergy with your equipment, guaranteeing operational stability and availability.
Rich Grinding & Service Experience
Deeply rooted in China‘s railway network, we possess extensive field experience in addressing complex domestic environments such as extreme cold/heat/humidity, mountainous terrain, and heavy haul. We provide flexible, rapidly responsive, and comprehensive technical service support for local railways, high-speed lines, urban transit, and major engineering projects.
faq
Frequently Asked Questions
How to determine if a grinding wheel needs replacement?
Key indicators:
1) Significant drop in cutting efficiency;
2) Notable change in spark color;
3) Abnormal increase in equipment motor current. We recommend tracking standard grinding mileage for preventive replacement.
1) Significant drop in cutting efficiency;
2) Notable change in spark color;
3) Abnormal increase in equipment motor current. We recommend tracking standard grinding mileage for preventive replacement.
Are your wheels compatible with imported grinding trains?
Yes. We offer full compatibility with major imported models like Speno, Loram, and Harsco Rail, providing equivalent or superior performance alternatives.
What is the lead time for developing custom grinding wheels?
Standard parameter adjustments take approximately 15-30 days. Completely new customization involving new material R&D requires 60-90 days for testing and validation to ensure reliability.
Safe Tracks Proven by China
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