Metal bond diamond grinding heads are designed with high-quality diamond abrasives and highly wear-resistant metal bonds, specifically for precision grinding and polishing of crystal glass, optical glass, sapphire, and other hard-brittle materials. These tools offer long service life, high precision, and excellent surface quality, making them ideal for use on CNC grinders, handheld grinders, and specialized glass processing machines.
High-Efficiency Grinding – High diamond concentration ensures strong cutting ability and high material removal rate.
Precision Machining – Maintains excellent shape accuracy, suitable for high-precision glass grinding.
Superior Wear Resistance – Metal bond structure provides long service life.
Excellent Surface Quality – Produces smooth surfaces with minimal scratches.
Wide Compatibility – Suitable for CNC grinding machines, bench grinders, and handheld devices.
| Diameter (D) | Shank Diameter (H) | Total Length (L) | Grit Size | Bond Type |
| 3mm | 3mm | 50mm | D91 (#170/200) | Metal Bond |
| 6mm | 6mm | 60mm | D64 (#230/270) | Metal Bond |
| 10mm | 6mm | 65mm | D46 (#325/400) | Metal Bond |
| 12mm | 6mm | 70mm | D20 (#600/800) | Metal Bond |
| 20mm | 6mm | 75mm | D15 (#1000/1200) | Metal Bond |
📌 Custom sizes, grit sizes, and bond compositions are available upon request.
🔹 Crystal Glass Processing – Edge finishing, chamfering, fine grinding, and polishing.
🔹 Optical Glass – Lens, filters, and precision optical components.
🔹 Sapphire Substrates – Surface finishing and deburring.
🔹 Precision Ceramics – Grinding of alumina, silicon nitride, and other materials.
Customer Background: An optical instrument manufacturer producing high-precision lenses, requiring edge finishing that does not affect optical transparency.
Requirement: High grinding precision without microcracks, compatible with CNC grinding machines.
Solution:
🔹 D91 (#170/200) metal bond diamond grinding head for initial deburring.
🔹 D20 (#600/800) metal bond grinding head for fine grinding, ensuring a smooth edge.
🔹 D15 (#1000/1200) ultra-fine grinding head for final finishing, enhancing transparency and smoothness.
Customer Feedback: The tool’s sharpness and uniformity improved processing time by 30%, increasing the pass rate by 20% compared to traditional silicon carbide tools.
Customer Background: A manufacturer of 3D curved smartphone glass covers for high-end mobile brands.
Requirement: High-precision chamfering and flawless finishing, compatible with fully automated CNC equipment for mass production.
Solution:
🔹 D46 (#325/400) metal bond diamond grinding head for initial shaping, ensuring dimensional accuracy.
🔹 D20 (#600/800) grinding head for fine polishing, improving surface smoothness.
🔹 D15 (#1000/1200) ultra-fine grinding head for final finishing, achieving a mirror effect.
Customer Feedback: The tool’s lifespan was twice as long as traditional grinding tools, reducing frequent tool changes and ensuring consistent mass production quality.
🔹 Crystal Glass Processing – Focuses on chamfering and smooth edges, recommended grit sizes D64–D15.
🔹 Optical Glass Processing – Requires precision edge finishing without microcracks, recommended grit sizes D91–D15.
🔹 Smartphone Glass Covers – Prioritizes high-efficiency precision grinding, recommended grit sizes D46–D15.
