Vortex Diamond Cup Wheel Collection
Browse the complete range of Vortex Diamond Cup Wheels for concrete, mortar, stone, granite, and epoxy removal. Our collection features CPST Spiral Turbo, CSDR Double Row, CPCT Turbo, and CPAS Arrow Segment series — engineered for fast material removal, precision grinding, and professional results.
Filter by Series
CPST Series Spiral Turbo Cup Wheels
Premium segmented turbo cup wheels for rapid concrete, mortar, and epoxy removal. Vibration-free and precision balanced for smooth operation.
View Specifications
| Model | Diameter | Arbor | Segment Height | Segment Count |
|---|---|---|---|---|
| CPST4 | 4" | 5/8"-11 | 5mm | 10 |
| CPST4.5 | 4.5" | 5/8"-11 | 5mm | 12 |
| CPST5 | 5" | 5/8"-11 | 5mm | 14 |
| CPST7 | 7" | 5/8"-11 | 5mm | 24 |
CSDR Series Double Row Cup Wheels
Double row diamond cup wheels for high-speed concrete grinding and surface preparation. Aggressive material removal with smooth finishes.
View Specifications
| Model | Diameter | Arbor | Segment Thickness | Segment Count |
|---|---|---|---|---|
| CSDR4 | 4" | 5/8"-11 | 5mm | 16 |
| CSDR4.5 | 4.5" | 5/8"-11 | 5mm | 18 |
| CSDR5 | 5" | 5/8"-11 | 5mm | 20 |
| CSDR7 | 7" | 5/8"-11 | 5mm | 24 |
CPCT Series Turbo Diamond Cup Wheels
Continuous turbo diamond cup wheels designed for fast stock removal and smooth finishes. Perfect for concrete, mortar, granite, marble, and epoxy.
View Specifications
| Model | Diameter | Arbor | Segment Count |
|---|---|---|---|
| CPCT4 | 4" | 5/8"-11 | 26 |
| CPCT4.5 | 4.5" | 5/8"-11 | 27 |
| CPCT5 | 5" | 5/8"-11 | 28 |
| CPCT7 | 7" | 5/8"-11 | 40 |
CPAS Series Arrow Segment Cup Wheels
Arrow segment cup wheels for fast grinding and aggressive material removal. Ideal for concrete, mortar, stone, granite, masonry, epoxy, glue, and coatings.
View Specifications
| Model | Diameter | Arbor | Segment Thickness | Segment Count |
|---|---|---|---|---|
| CPAS4 | 4" | 5/8"-11 | 5mm | 6 |
| CPAS4.5 | 4.5" | 5/8"-11 | 5mm | 6 |
| CPAS5 | 5" | 5/8"-11 | 5mm | 8 |
| CPAS7 | 7" | 5/8"-11 | 5mm | 10 |
Key Features & Benefits
- Fast material removal across all series
- Precision-balanced for smooth and vibration-free operation
- Compatible with concrete, mortar, stone, granite, marble, epoxy, glue, coatings, and mastic
- Wet & dry operation for jobsite flexibility
- Premium diamond concentration for extended tool life
- Multiple arbor sizes available (5/8"-11 standard, optional 7/8"-5/8")
Frequently Asked Questions
1. What diameter and arbor size should I select for my grinder?
Most Vortex Diamond Cup Wheels come in 4″, 4.5″, 5″, and 7″ diameters with a standard 5/8"-11 arbor. Optional 7/8"-5/8" adapters are available for larger grinders. Choose based on your grinder type and project requirements.
2. Can I use the cup wheel for both wet and dry grinding?
Yes! All Vortex cup wheels are designed for wet or dry applications. Wet grinding reduces dust and extends wheel life, while dry grinding is convenient for quick jobs. Always follow safety guidelines and use proper PPE.
3. What materials can these cup wheels work on?
Ideal for concrete, mortar, stone, granite, masonry, marble, epoxy, glue, mastics, and coatings. Each series has unique segment designs optimized for specific applications.
4. What is the difference between CPST, CSDR, CPCT, and CPAS series?
- CPST Spiral Turbo: Fast material removal, smooth finish, versatile for concrete and mortar.
- CSDR Double Row: Aggressive grinding, ideal for high-speed concrete and surface prep.
- CPCT Turbo: Continuous turbo segments, rapid stock removal with a smooth finish.
- CPAS Arrow Segment: Arrow-shaped segments for fast grinding and aggressive material removal, perfect for epoxy, glue, and coatings.
5. How do I choose the right segment design and count?
Segment count and design affect grinding speed and surface finish. More segments = smoother finish; fewer segments = faster stock removal. Turbo and arrow designs are recommended for aggressive material removal, while spiral and continuous designs provide balanced performance.
6. What RPM should I use for these cup wheels?
Follow the maximum RPM indicated on each wheel. Exceeding recommended RPM may cause vibration, reduced wheel life, or damage. Generally, 10,000–12,000 RPM is standard for most 4″–7″ wheels on angle grinders, but always check manufacturer specs.
7. Can I use the cup wheel on an angle grinder?
Yes, all 4″–7″ Vortex Diamond Cup Wheels are compatible with angle grinders and concrete grinders. Larger wheels may require floor grinders or adapters for safe operation.
8. How long will the cup wheel last?
Tool life depends on material type, grinding method, and maintenance. Using the wheel for recommended applications and avoiding excessive pressure or glazing will maximize longevity.
9. How do I maintain and store the cup wheel?
- Store in a dry, cool place.
- Avoid dropping or striking the wheel.
- Clean the wheel after use to prevent debris or epoxy clogging.
- Avoid overheating by using proper speed and pressure.
10. What safety precautions should I follow?
Always wear safety glasses, gloves, dust mask, and hearing protection. Ensure the grinder guard is in place and never use a damaged wheel. Maintain proper RPM and pressure during operation.
11. Will the cup wheel leave scratches or marks?
Surface finish depends on segment design and material hardness. Spiral and continuous turbo wheels provide smoother finishes, while arrow and double row wheels are more aggressive and may leave slight marks. Polishing can refine the finish if needed.
12. Why is my cup wheel glazing or wearing too quickly?
Glazing occurs when diamond particles are clogged with debris. Reduce pressure, use wet grinding, or switch to a more aggressive segment design for faster material removal.
13. Is the cup wheel compatible with dust shrouds or vacuum systems?
Yes, all Vortex cup wheels can be used with dust shrouds or vacuum attachments during dry grinding to minimize dust exposure.
14. How does segment design impact performance?
- Spiral Turbo: Balanced, versatile, smooth finish.
- Double Row: Aggressive, fast stock removal.
- Continuous Turbo: Rapid removal, smooth operation.
- Arrow Segment: Maximum aggression, fast epoxy and coating removal.
15. Who should use these cup wheels?
Contractors, surface prep specialists, masonry workers, rental users, and anyone performing concrete, mortar, stone, epoxy, or coating removal. Suitable for professional and industrial applications.
