One-Stop Tungsten Carbide Solutions

Premium Carbide Inserts, PDC Cutters, Mining Tips, Wear Parts & More — Engineered for Performance, Built to Last.

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Est. 1996

Trusted manufacturer with decades of expertise in cemented carbide R&D and production.

Global Reach

Exporting high-quality tungsten carbide products to over 50 countries worldwide.

Quality Guaranteed

ISO-compliant processes, strict QC, and reliable after-sales support.

About Six Star Hardmetal

ChangSha Six Star Hardmetal Co., Ltd. was established in 1996 and has since become a leading enterprise in China specializing in the research, development, production, and distribution of tungsten carbide products.

With decades of experience in the cemented carbide industry, our team of skilled engineers and technicians ensures every product meets the highest standards of durability, precision, and performance.

We pride ourselves on offering competitive pricing, fast turnaround times, and exceptional after-sales service. Whether you're in mining, machining, or industrial manufacturing, we provide the right carbide solution for your needs.

"We are not the only, but the right!"

Our Premium Products

Explore our comprehensive range of tungsten carbide products designed for mining, machining, wear resistance, and industrial applications.

Carbide for Mining

High-strength carbide buttons and tips for drilling, cutting, and excavation in harsh mining environments.

• K034 Mining Inserts
• Bullet Teeth for Augers
• Tungsten Carbide Coal Drill Tips

PDC Cutter

Polycrystalline Diamond Compact cutters for oil & gas drilling, offering superior wear resistance and thermal stability.

• High impact resistance
• Precision sintering
• Custom geometries available

Carbide Inserts

Indexable carbide inserts for turning, milling, and threading applications in metalworking industries.

• TNMG, VNMG series
• Multiple grades available
• High precision and longevity

Carbide Wear Parts

Durable components for high-abrasion environments including nozzles, gauge cutters, and blocks.

• Tungsten Carbide Nozzle
• Gauge Cutter Teeth
• Custom wear solutions

Carbide Shims

Precision-engineered shims for inserts and tooling, ensuring optimal fit and performance.

• TNMG & VNMG compatible
• High flatness tolerance
• Corrosion-resistant

Carbide Sleeves

Cylindrical carbide sleeves used in sealing, guiding, and wear applications across industries.

• High compressive strength
• Smooth surface finish
• Custom inner/outer diameters

Tungsten Carbide Pellets

Small, high-density pellets ideal for wear plates, impact tools, and specialized industrial uses.

• Uniform composition
• High hardness (HRA 90+)
• Batch consistency

Carbide Saw Tips

Hardwearing tips for circular saws, band saws, and cutting tools in wood, metal, and composites.

• High thermal resistance
• Sharp cutting edge retention
• Brazed or laser-welded

Carbide Pins

Precision pins for alignment, guiding, and tooling in automation and manufacturing systems.

• Tight tolerance (±0.005mm)
• Wear and corrosion resistant
• Long service life

Carbide Gripper Inserts

Used in robotic grippers and clamping systems for secure handling of materials in production lines.

• High friction surface
• Resistant to chipping
• Custom shapes available

Tungsten Carbide Ball

Extreme hardness balls for valves, bearings, pumps, and precision instrumentation.

• Spherical tolerance ±0.001mm
• Polished surface finish
• Corrosion and wear resistant

Medical Carbide Tips

Specialized tips for surgical forceps requiring biocompatibility, sharpness, and durability.

• ISO 13485 compliant
• Sterilization resistant
• Precision micro-machined

Why Choose Six Star?

We combine advanced manufacturing, strict quality control, and customer-first service to deliver unmatched value.

Quality Assurance

Every product undergoes rigorous testing to ensure compliance with international standards and performance requirements.

Fast Turnaround

Efficient production lines and logistics ensure quick delivery without compromising on quality.

Custom Solutions

We offer OEM/ODM services and can manufacture carbide parts to your exact specifications and drawings.

Support & Service

Our technical team provides expert guidance, after-sales support, and application engineering assistance.

Frequently Asked Questions

Find answers to common inquiries about our products, services, and ordering process.

What are the main applications of your tungsten carbide products?

Our products are widely used in mining, oil & gas drilling, metal cutting, woodworking, wear parts, medical devices, and industrial automation.

Can you manufacture custom carbide parts?

Yes, we offer full OEM/ODM services. Send us your drawings or samples, and we’ll produce parts to your exact specifications.

What is the delivery time for standard products?

Most standard items ship within 7–15 business days. Custom orders may take 20–30 days depending on complexity.

Do you provide technical support?

Absolutely. Our engineering team offers application advice, material selection guidance, and troubleshooting assistance.

Are your products ISO certified?

Yes, our manufacturing processes follow strict quality control standards. We comply with ISO 9001 and other relevant certifications.

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