China Precision-Ground Tungsten Carbide Blanks & Preforms for Cutting Tool Manufacturing Manufacturer, Suppliers
Product Description
Product Overview
Our Custom Carbide Blanks are precision-engineered tungsten carbide blanks designed for manufacturers who require customized shapes, dimensions, grades, and performance characteristics for further machining or direct tool production.
With advanced carbide powder processing, precision pressing, sintering, and grinding capabilities, we manufacture carbide blanks in a wide range of customized geometries, including cylindrical, spherical, tapered, pointed, stepped, and other non-standard profiles.
Whether you need a simple carbide blank or a complex near-net-shape preform, our customized manufacturing service helps reduce subsequent machining requirements while providing a reliable foundation for high-performance carbide tools and wear components.
We can manufacture custom carbide blanks according to your drawings, samples, specifications, or application requirements.
Key Selling Points
Customized Shapes & Dimensions
Manufactured according to customer drawings, samples, or specific dimensional requirements.
Wide Range of Geometries
Available in cylindrical, spherical, tapered, pointed, stepped, and other customized profiles.
Tungsten Carbide Material
High hardness and excellent wear resistance make carbide blanks suitable for demanding industrial applications.
Precision Manufacturing
Controlled powder pressing, sintering, and precision grinding processes help maintain consistent dimensions and geometry.
Multiple Carbide Grades
Carbide grades can be selected according to hardness, toughness, wear resistance, and specific application requirements.
Near-Net-Shape Options
Customized preforms can reduce material waste and minimize subsequent machining operations.
OEM & ODM Support
We support customized carbide blank production for tool manufacturers, distributors, and industrial customers.
Flexible Production Volume
Flexible production capabilities are available for prototype development, trial orders, and regular mass production.
Product Applications
Custom carbide blanks are widely used as preforms or components for the production of high-performance industrial tools and wear-resistant parts.
Typical applications include:
For applications involving high wear, high hardness materials, or demanding machining conditions, the appropriate carbide grade and geometry can be selected based on the customer's operating requirements.
Product Advantages
1. Custom Geometry for Specific Applications
Standard carbide blanks cannot always meet the requirements of specialized tools. Our custom manufacturing service allows the blank geometry to be developed around the final tool design, helping customers achieve the required dimensions and shape before finishing operations.
2. Excellent Wear Resistance
Tungsten carbide provides excellent resistance to abrasive wear, making carbide blanks suitable for applications where long service life and dimensional stability are important.
3. High Hardness and Strength
The combination of high hardness and adequate toughness allows customized carbide blanks to withstand demanding working conditions when the appropriate carbide grade is selected.
4. Reduced Subsequent Machining
Near-net-shape carbide preforms can be manufactured close to the final geometry, potentially reducing grinding time, machining workload, and material consumption during downstream processing.
5. Consistent Batch Quality
Controlled material preparation, forming, sintering, and finishing processes help maintain consistency between production batches, which is particularly important for OEM customers and high-volume tool manufacturing.
6. Flexible Customization Scope
We can customize the blank according to:
- Dimensions, diameter, and length
- Tip, head geometry, and taper angle
- Spherical or rounded profiles & step geometry
- Carbide grade, tolerances, and surface finish
- Specific drawing or sample requirements
7. OEM Manufacturing Support
From initial samples and prototypes to repeat production orders, we provide customized carbide blank manufacturing for customers who need stable quality, consistent specifications, and reliable supply.
Customization Service
If you have a carbide blank drawing, finished-tool drawing, physical sample, or specific application requirement, our engineering team can evaluate the design and recommend a suitable carbide grade and blank configuration.
Send us your drawing or requirements to receive a customized quotation.
Typical information requested for quotation includes:
- Product drawing or CAD file
- Required dimensions and tolerances
- Carbide grade or material requirements
- Required quantity
- Application or end use
- Surface finish requirements
- Special geometry requirements
- Sample requirements, if applicable
Custom carbide blanks manufactured to your specifications — from prototype to production.
Introduction of Our Grades
| Grade | ISO Grade | Grain Size | Cobalt Content | Density | Hardness | TRS | Application |
|---|---|---|---|---|---|---|---|
| μm | % | g/cm³ | HRA | N/mm² | |||
| A06 | K05-K10 | 1.0 | 6 | 14.95 | 92.60 | 4000 | Grade for semi-finishing and finishing milling or drilling of materials (HRC48-55) with medium and high speed, including stainless steel, heat-resistant alloy, die steel, cast iron, 7-series aluminum alloy, titanium alloy, corrosion-resistant and heat-resistant alloy. |
| A06U | K05-K10 | 0.7 | 6 | 14.95 | 93.30 | 4000 | Grade for mills and drills with D≥0.8mm. Suitable for woodworking industry processing. |
| A06UF | K05-K10 | 0.4 | 6 | 14.90 | 93.80 | 4200 | Grade for mills and drills with 0.4mm≤D≤1.6mm. Superior microstructure by customized high-quality powder from H.C.Starck, providing centralized particle distribution with improved stability and wear resistance. |
| A09N | K10-K20 | 0.2 | 9 | 14.40 | 93.60 | 4500 | Excellent grade for material below HRC60 such as hardened steel. Also suitable for non-alloy metals, high hard plastics, non-alloy steel, reinforced fiber composite materials, and titanium alloys. Widely applied in high-speed, high-hardness, and high wear-resistant cutting tools. Ultra-high toughness achieved through nano-particle WC powder from H.C.Starck. |
| A10F | K20-K30 | 0.7 | 10 | 14.45 | 91.80 | 4000 | Grade for roughing and semi-finishing milling of heat-treated steel, common alloy steel, cast iron, and other soft material below HRC45. Superior microstructure using high-quality powder from H.C.Starck. |
| A12U | K30-K40 | 0.4 | 12 | 14.25 | 92.30 | 4200 | Grade for roughing and semi-finishing milling of material (HRC45-52), including stainless steel, aluminum alloy, alloy steel, and non-ferrous metals. Superior microstructure with centralized particle distribution. |
| A12UF | K30-K40 | 0.4 | 12 | 14.14 | 92.80 | 4200 | Quality guaranteed by powder from H.C.Starck. Suitable for semi-finishing of high hard steel below HRC55. |
Frequently Asked Questions (FAQ)
Q What drawings or technical files are required for a quotation?
We accept engineering drawings in PDF, DWG, DXF, or 3D CAD formats (STEP, IGES). If drawings are unavailable, you can provide physical samples or detailed specifications indicating critical dimensions, tolerances, and intended applications.
Q How do near-net-shape carbide preforms benefit tool manufacturers?
Near-net-shape carbide blanks are pressed and sintered closely to the target tool geometry. This significantly reduces CNC grinding time, decreases wheel wear, lowers material waste, and shortens downstream manufacturing cycles.
Q Which carbide grade should I select for hardened steel or high-wear applications?
For materials up to HRC60, submicron or ultrafine grain grades like A09N (0.2 μm) or A06UF (0.4 μm) are recommended due to their high hardness, fine microstructure, and superior wear resistance. Our technical staff can assist with precise grade matching.
Q Do you support small batch prototype manufacturing?
Yes, we provide flexible production services accommodating prototype development, testing samples, and trial orders, as well as scalable high-volume batch runs for established OEM/ODM programs.
Q What geometries and non-standard profiles can be customized?
We manufacture a broad range of geometries, including cylindrical rods, stepped diameters, tapered shanks, spherical and rounded tips, pointed tips, internal coolant hole configurations, and custom-formed cutting tool preforms.
Q What surface finishes and dimensional states are supplied?
Carbide blanks can be supplied in as-sintered condition (un-ground with standard sintering tolerances) or precision-ground to specific diameters and tight tolerances according to your downstream finishing requirements.
