Tungsten Carbide Rods with Holes
Key Features & Benefits
✅ Extreme Hardness: HRA 88–92 hardness resists wear from sand, metal debris, and aggressive media.
✅ Custom Hole Configurations: Single-hole, multi-hole (2–12 holes), or complex patterns for gas/liquid distribution.
✅ Corrosion & Heat Resistance: Stable in temperatures up to 1000°C and acidic/alkaline conditions.
✅ High Precision: Hole diameter tolerance ±0.01mm, ensuring consistent flow or alignment.
✅ Versatile Applications: Ideal for nozzles, filters, molds, and wear-resistant tooling.
Technical Specifications
| Parameter | Specifications |
|---|---|
| Material | WC-Co (Tungsten Carbide-Cobalt) |
| Hardness | HRA 88–92 |
| Density | 14.5–15.0 g/cm³ |
| Hole Diameter | 0.5mm–20mm (customizable) |
| Rod Diameter | 3mm–50mm |
| Length | 10mm–500mm |
| Surface Finish | Ground (Ra ≤0.4μm), polished, or coated |
| Certifications | ISO 9001, RoHS, ASTM B777 |
Hole Configuration Options
1. Single-Hole Carbide Rods
-
Applications: Spray nozzles, fuel injectors, wire drawing dies.
-
Benefits: Precise single-channel flow control, easy to clean and maintain.
2. Multi-Hole Carbide Rods
-
Typical Designs:
-
Linear Arrays: 2–6 holes in a straight line (e.g., filtration systems).
-
Radial Patterns: Holes evenly distributed around the rod (e.g., gas diffusers).
-
Custom Layouts: Non-symmetric holes for specialized tooling.
-
-
Applications: Chemical reactors, sandblasting nozzles, textile machinery guides.
3. Stepped or Tapered Holes
-
Design: Gradual diameter changes within holes for optimized pressure distribution.
-
Use Cases: High-pressure jet cutting, pneumatic conveying systems.
Common Applications
1. Industrial Nozzles & Spray Systems
-
Sandblasting Nozzles: Multi-hole rods for uniform abrasive particle distribution.
-
Fuel Injectors: Single-hole rods ensure precise atomization in automotive/aerospace engines.
2. Filtration & Fluid Control
-
Sintered Filters: Multi-hole rods for high-temperature gas/liquid filtration.
-
Valve Components: Corrosion-resistant rods with precision holes for chemical processing.
3. Wear-Resistant Tooling
-
Wire Drawing Dies: Single-hole rods with ultra-smooth surfaces for metal wire production.
-
Textile Guides: Multi-hole rods to reduce friction in fiber threading systems.
4. Mold & Die Manufacturing
-
Ejector Pins: Hollow rods for vacuum-assisted plastic injection molds.
-
Venting Systems: Multi-hole rods to release gases during casting processes.
Why Choose Our Carbide Rods with Holes?
-
Advanced Manufacturing: HIP (Hot Isostatic Pressing) ensures zero porosity and uniform density.
-
Custom Solutions: Submit CAD drawings for tailored hole patterns, coatings (TiN, DLC), or hybrid designs.
-
Global Support: Technical guidance on hole design, installation, and performance optimization.
FAQ: Tungsten Carbide Rods with Holes
Q1: How to choose between single-hole and multi-hole rods?
-
Single-Hole: Best for focused flow/pressure (e.g., nozzles).
-
Multi-Hole: Ideal for distribution, cooling, or venting (e.g., molds, filters).
Q2: Can holes be threaded or tapered?
Yes! Threaded holes (metric/imperial) or tapered designs are available for specific mounting needs.
Q3: Are these rods suitable for food or pharmaceutical industries?
Absolutely! Polished rods with biocompatible coatings meet FDA and EU standards.
Q4: What’s the maximum aspect ratio (hole depth/diameter) supported?
Up to 20:1 for holes ≤5mm diameter. Contact us for complex geometries.
Conclusion
Tungsten carbide rods with single or multiple holes redefine precision and durability in extreme industrial environments. From aerospace nozzles to chemical filters, our rods deliver longer service life, higher efficiency, and lower maintenance costs. Partner with us to engineer the perfect solution for your most challenging applications.
