Product Overview
This outer-ring type metal bonded diamond cutting disc is a hot-pressed, sintered blade with a high-hardness diamond rim. At 3.0 mm thickness it is designed for cutting and grinding concrete, glass, metal, ceramics and stone on polishing and sanding machines.
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Key Features
- Outer-ring metal bond with hot-pressed sintered diamond rim
- High hardness for durable cutting of hard materials
- 3.0 mm thickness for stable, low-vibration cutting
- Grain size 40#-80# for aggressive material removal
- Suitable for polishing and sanding machine setups
Typical Applications
- Cutting and grinding concrete and stone
- Glass, metal and ceramic cutting
- Polishing and sanding machine use
- General hard-material cutting
Specifications
| Type | Cutting Disc |
| Bond | Metal bond / hot-pressed sintered |
| Shape | Round (outer ring type) |
| Hardness | High |
| Thickness | 3.0 mm |
| Abrasive Material | Diamond / CBN |
| Grain Size | 40# – 80# |
| Warranty | 3 years |
| Place of Origin | Guangxi, China |
Customization and OEM
We supply this product in custom specifications, sizes and batch quantities, with OEM and private-label options available. Send our team your material and finish requirements for a tailored recommendation.
Application Gallery






All items are quoted without a fixed web price to give you accurate, volume-based pricing. Inquire for MOQ, lead time and freight options. All reference sizes shown are nominal and are confirmed on your technical drawing before production.
Why Choose CDFIT
- 20+ Years Manufacturing
Factory-integrated maker and exporter of diamond and CBN superhard tools since 2003.
- ISO 9001 Quality System
Documented material and in-process inspection on every production batch.
- Factory-Direct Pricing
No trading-company mark-up. Buy straight from the source at volume-friendly prices.
- OEM / ODM Custom Tooling
Send a drawing or sample: engineering review, prototyping and batch production.
- Fast Quote & Reply
Spec-based quotation and a reply to every enquiry within 1 business day.
- Global Export Experience
Reliable packing, express / air / sea shipping and full export documentation.
Need a specific size, grit or bond? Request a quote — our engineers will match the right tool to your application.



















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