Depressed Centre Hub Cut-Off Wheels for Metal
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Depressed Centre Hub Cut-Off Wheels for Metal
Abrasive Grain: Industrial-grade friable aluminum oxide for continuous self-sharpening and fast, smooth cutting.
HUB Design: Integrated 5/8″-11 threaded metal hub for quick tool-free installation and enhanced stability.
Construction: Type 42 depressed centre design provides greater rigidity and reduced vibration during heavy-duty cutting.
Specification: A30RBF resin bond with double reinforced fiberglass for high cutting efficiency and safety.
Sizes: 180mm, 200mm, 230mm (7″–9″), all with 3.0mm thickness.
Safety: Maximum operating speed 80 m/s with maximum safe RPM of 6600–8500.
Customization Services: Supports OEM/ODM orders with customized logos, sizes, and packaging solutions
Cut-Off Wheels for Metal Key Features
- Tool-Free Mounting: Integrated 5/8″-11 HUB enables fast installation without tools and provides secure clamping.
- Fast, Cool Cutting: Friable aluminum oxide delivers self-sharpening performance, faster cutting, lower heat, and reduced workpiece burn.
- Double Reinforced Safety: Multi-layer fiberglass reinforcement with a Type 42 depressed centre design offers superior impact resistance and side-load strength.
- Factory Direct Supply: Competitive pricing with OEM/ODM customization available.
- Worldwide Shipping: Fast production and reliable global delivery by sea or air.
Cut-Off Wheels for Metal Technical
Swipe to view table
| Dimensions In mm | Dimensions In inches | rpm | m/s |
| 100 x (2.5/3.0) x 16 | 4 x (1/10, 1/8) x 5/8 | 15300 | 80 |
| 115 x (2.5/3.0) x 22.2 | 4-1/2 x (1/10, 1/8) x 7/8 | 13300 | 80 |
| 125 x (2.5/3.0) x 22.2 | 5 x (1/10, 1/8) x 7/8 | 12300 | 80 |
| 150 x (2.5/3.0) x 22.2 | 6 x (1/10, 1/8) x 7/8 | 10200 | 80 |
| 180 x (2.5/3.0) x 22.2 | 7 x (1/10, 1/8) x 7/8 | 8500 | 80 |
| 230 x (2.5/3.0) x 22.2 | 9 x (1/10, 1/8) x 7/8 | 6600 | 80 |
Cut-Off Wheels for Metal Overview
Our Type 42 HUB Cut-Of Wheels For Metal are engineered for heavy-duty applications such as structural steel fabrication, pipeline construction, and shipbuilding. Manufactured with industrial-grade friable aluminum oxide, a premium resin bond, and reinforced fiberglass, they deliver fast cutting, long service life, and reliable safety.
The integrated 5/8″-11 threaded HUB enables tool-free installation in seconds, eliminating the need for flanges and spanner wrenches. It also improves concentricity and stability at operating speeds up to 80 m/s, minimizing vibration and wobble on large-diameter wheels for faster, smoother, and safer cutting.
Cut-Off Wheels for Metal Advantages
- High Balance, Low Vibration: Integrated metal HUB improves dynamic balance, reduces vibration, lowers operator fatigue, and extends tool life.
- Self-Sharpening Performance: Friable aluminum oxide grains continuously expose fresh cutting edges for consistent cutting efficiency.
- Long Service Life, Lower Cost: Optimized A30RBF grain and resin bond provide excellent wear resistance and reduce consumption in heavy-duty applications.
- Certified Safety: Complies with MPA and EN12413 standards and passes high-speed strength testing for reliable operation.
Cut-Off Wheels for Metal Applications
- Heavy Steel Structures: Ideal for fast cutting of I-beams, H-beams, steel columns, and large metal sections.
- Shipbuilding & Offshore: Suitable for cutting thick steel plates, hull structures, and heavy metal components.
- Oil, Gas & Pipeline Construction: Designed for precise cutting of large-diameter pressure pipes and metal pipelines.
- Railway & Locomotive Manufacturing: Used for rail cutting and heavy metal structure maintenance.
- Industrial Maintenance: Perfect for on-site cutting of metal frames, pipelines, and machinery components.
Let's Build Your Tool Solution Together
We make working with us simple:
- Get Factory Prices & Peace of Mind:As the direct factory, we give you top quality at the best price, with complete control over production and quality checks.
- Try Before You Buy:We encourage sample orders. See and test the quality for yourself.
- We Make It Yours:Need a custom solution? Our OEM/ODM services are here for you.
- We’re Here for You:Have a question? You’ll hear back from us in under 12 hours. We’re your partner, not just another supplier.
Let’s start a conversation. Tell us your needs, and we’ll provide a quote or sample to prove we’re the right partner for you.
FAQ (Frequently Asked Questions)
A: The key advantages are faster wheel replacement and higher concentricity. Traditional non-HUB cut-off wheels require removing the outer flange with a wrench, aligning the wheel, and tightening it again, which is time-consuming.
The HUB version features an integrated threaded hub, allowing quick hand-tight installation directly onto the grinder spindle. The integrated flange design reduces installation errors, providing excellent concentricity, minimal vibration, and improved operating safety.
A: Friable aluminum oxide is a premium abrasive grain. During high-speed, heavy-duty cutting of ferrous metals, the grains continuously micro-fracture under cutting pressure, creating fresh sharp cutting edges for consistent self-sharpening performance.
This helps maintain cutting efficiency while reducing friction heat, preventing workpiece discoloration and heat-related defects.
A: The threaded HUB is widely used on heavy-duty angle grinders in North America, including the USA and Canada, as well as some industrial markets in South America and the Middle East.
As a professional source manufacturer, we can also customize M14 threaded HUBs to meet the requirements of European and Asian markets.
A: Yes, we encourage you to test our quality! Sample pieces are provided for free. You only need to cover the shipping cost. This allows you to evaluate our products with minimal risk before committing to a bulk order.
A: Our standard MOQ is very flexible, starting from 100 pieces for most items. We understand the need for testing the market, and we are happy to support smaller initial orders to build our partnership.
A: Absolutely! We welcome OEM and ODM orders. We can apply your logo using methods like laser engraving or printing, and customize the packaging to your specifications. Let’s discuss your branding needs.
A: For standard products, the typical production time is 15-25 working days. For larger custom orders, it may take 25-45 working days. We will always provide a confirmed timeline with your order confirmation to ensure timely planning.
A: We offer flexible payment terms to suit your needs, including T/T (Bank Transfer), L/C (Letter of Credit), PayPal and so on. A deposit is typically required to start production, with the balance paid before shipment.
A: Quality is our priority. We implement strict quality control at every stage, from raw material inspection to final product testing. Our ISO9001 certification is a testament to our commitment to consistent quality. We also hold CE and MPA certifications for relevant products.
A: We stand behind our products. If you receive any defective items, please contact us immediately with photos or videos. We will investigate and provide a solution, which may include replacement or refund, as per our warranty policy.
A: We have extensive experience in international shipping and can arrange door-to-door delivery for your convenience. We work with reliable freight forwarders and will suggest the most cost-effective and efficient shipping method (by sea, by air, or by express courier like DHL/UPS) for your order.
A: Shipping time varies by method:
- Express (e.g., DHL/UPS):5-7 days.
- Air Freight:8-12 days.
- Sea Freight:30-45 days.
We will confirm the exact estimated time when you place your order.
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