Tungsten Carbide Punch – Precision Carbide Punch for High‑Performance Stamping
Our Tungsten Carbide Punch is precision‑manufactured for demanding stamping, piercing, and forming applications in metal and mold production. Made from high‑density tungsten carbide material, this punch delivers exceptional wear resistance, outstanding hardness, and long service life, outperforming conventional tool steels in high‑cycle operations.
- Superior Material: Engineered from premium tungsten carbide, known for extreme hardness and superior wear resistance in precision tooling.
- High Precision: Tight machining tolerances ensure consistent performance and dimensional accuracy for critical stamping operations.
- Extended Tool Life: Excellent compressive strength and abrasion resistance extend tool life and reduce tooling changeovers, improving productivity in medium‑ to high‑volume runs.
- Customizable: Available in a variety of sizes, shapes, and specifications to match your die set design and production requirements.
- Wide Applications: Ideal for automotive, electronics, aerospace, hardware, and precision mold industries where durability and repeatability are essential.
Product Description
Our premium Tungsten Carbide Punch (also known as cemented carbide punch) is engineered for the most demanding manufacturing environments. Made from 100% virgin tungsten carbide raw materials, these punches offer exceptional hardness, unparalleled wear resistance, and outstanding impact strength.
Whether you are involved in high-speed metal stamping, automotive parts manufacturing, cold heading, or precision electronics packaging, our tungsten carbide punches deliver an extended service life—outperforming standard steel punches by 10 to 50 times, drastically reducing your machine downtime and production costs.
Whether for one‑off precision tooling or large‑scale stamping production, our Tungsten Carbide Punch delivers the reliability and performance your tooling demands. Contact us for custom configurations, material options, and technical support tailored to your application.
Technical Specifications
| Property / Parameter | Specification Range / Details |
| Product Name | Tungsten Carbide Punch / Cemented Carbide Punch Pin |
| Material Grade | Custom options (e.g., YG15, YG20, YG20C, KG7, CD650, or equivalent) |
| Hardness | HRA 88.5 – HRA 92.5 (Depending on the specific grade) |
| Cobalt (Co) Content | 6% – 15% (Optimized for impact vs. wear resistance) |
| Surface Roughness | Ra 0.1 μm – Ra 0.4 μm (Mirror polishing available) |
| Tolerance | Outer Diameter: ±0.002mm | Length: ±0.005mm |
| Concentricity / Straightness | Up to 0.002mm |
| Coating (Optional) | Uncoated / TiN / TiAlN / DLC coating based on application requirements |
Quality Control & Processing Capabilities
To ensure every single piece meets the highest industry standards, our factory utilizes top-tier manufacturing and testing equipment:
Processing Equipment: Sodick Wire Cut EDM, CNC Cylindrical Grinders, PG (Optical Profile Grinders), and precise lathing machines.
100% Quality Inspection: Every punch undergoes rigorous inspection including Dimension Checks (Micrometer/Caliper), Projector Measurement, and Mitutoyo Roughness Testers before packaging.
Industrial Applications
Our Tungsten Carbide Punches are widely implemented across the following fields:
Metal Stamping & Pressing: High-speed progressive dies for sheet metal, copper, and stainless steel.
Automotive Industry: Manufacturing of high-precision auto components, fasteners, and connectors.
Electronics & Semiconductors: Precision lead frames, micro-connector pins, and terminal stamping.
Battery Manufacturing: Piercing and forming tools for lithium-ion battery shells and caps.
Hardware & Fastener Forming: Cold heading punches for nuts, bolts, and rivets.
