Custom Carbide Punch Bar - Tungsten Steel Round Bar with 89-92 HRA Hardness and 4000MPa Strength for Stamping Dies
Price:
Negotiable
MOQ:
1 piece
Delivery Time:
15~45 Days
Brand:
Sanxin
Product Description
Custom Carbide Punch Bars for Industrial Stamping Applications
Cemented carbide punch bars are engineered tool materials manufactured through advanced powder metallurgy processes, combining high-hardness metal carbides with cobalt binders to deliver exceptional performance in demanding industrial applications.
Material Composition & Manufacturing Excellence
Our carbide punch bars utilize tungsten carbide as the primary component, enhanced with titanium carbide, tantalum carbide, and vanadium carbide to optimize material properties. The manufacturing process ensures complete quality control from raw material preparation to final product finishing.
Key Performance Advantages
High precision manufacturing with tolerances up to ±0.001mm
Exceptional hardness rating of 89-92 HRA for superior wear resistance
Outstanding bending strength of 4000MPa for reliable performance
Perfect consistency across production batches for predictable tool performance
Corrosion resistant and rust-free for extended service life
Ideal for progressive blanking dies and precision stamping operations
Technical Specifications
| Parameter | Specification |
|---|---|
| Cobalt Content | 10% - 12% |
| Density | 14.0 - 14.5 g/cm³ |
| Hardness | 89 - 92.0 HRA |
| Grain Size | 0.6 - 1.2 μm |
| Bending Strength | 4000 MPa |
| Modulus of Elasticity | 490 GPa |
| Thermal Expansion Coefficient | 5.4 × 10⁻⁶/°C |
| Dimensional Precision | Custom specifications with ±0.001mm tolerance |
Application Areas
Our carbide punch bars are specifically designed for electronic ceramic injection molds, metal punching processing, and various industrial stamping applications where precision separation or plastic deformation of materials is required.
All products undergo comprehensive quality control including non-destructive ultrasonic testing, dimensional accuracy inspection, and final product verification to ensure consistent performance and reliability.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Zhuzhou Sanxin Cemented Carbide Manufacturing Co., Ltd
Location
No. 8, Middle School Road, Baiguan Town, Lusong District, Zhuzhou, Hunan, China
Contact Person
Anne Zhang