Carbide Circular Slitting Knife Round Die Core Cutting For Lithium Battery Industry
Premium Industrial Dished Carbide Knife for Lithium Battery Manufacturing
Kedel Tool manufactures high-quality circular slitter knives for top lithium battery manufacturers worldwide.
Key Specifications
Material: Tungsten carbide (Grade KS26D)
Application: Lithium battery pole slice cutting
Compatible Machines: BYD, Xicun, Yinghe, Yakang, Haoneng, Qixing, Rongheng, Hongjin, Weihang, Toray, Qianlima, South Korea CIS
Product Overview
Our lithium battery slitters are specially engineered to meet the stringent quality requirements of the battery industry. These precision tools feature excellent wear resistance and machining accuracy, with consistent blade geometry and rigorously tested edges.
Manufacturing Excellence
Produced from ultra-fine WC blanks using specialized grinding equipment after special treatment, our slitters deliver superior performance with clean cuts, minimal burrs, and extended service life.
Product Features
- Made from fine-grained 100% raw material through pressing and sintering for high strength and hardness
- Excellent hardness and impact resistance
- Micron-level precision blade edges
- Produces clean cutting surfaces without material deformation
- Exceptional durability and long service life
- Minimal burrs, no curling, and reduced tool changes
- Available in standard sizes with custom options available
Technical Specifications
| No. |
Product Name |
Dimensions (mm) |
Edge Angle |
Applicable Materials |
| 1 |
Slitting top knife
Slitting bottom knife |
Φ100xΦ65x0.7
Φ100xΦ65x2 |
26°,30°,35°,45°
26°,30°,35°,45°90° |
Lithium battery pole piece |
| 2 |
Slitting top knife
Slitting bottom knife |
Φ100xΦ65x1
Φ100xΦ65x3 |
30°
90° |
Lithium battery pole piece |
| 3 |
Slitting top knife
Slitting bottom knife |
Φ110xΦ90x1
Φ110xΦ75x3 |
26°,30°
90° |
Lithium battery pole piece |
| 4 |
Slitting top knife
Slitting bottom knife |
Φ110xΦ90x1
Φ110xΦ90x3 |
26°,30°
90° |
Lithium battery pole piece |
| 5 |
Slitting top knife
Slitting bottom knife |
Φ130xΦ88x1
Φ130xΦ70x3/5 |
26°,30°,45°90°
90° |
Lithium battery pole piece |
| 6 |
Slitting top knife
Slitting bottom knife |
Φ130xΦ97x0.8/1
Φ130xΦ95x4/5 |
26°,30°,35°45°
26°,30°,35°,45°90° |
Lithium battery pole piece |
| 7 |
Slitting top knife
Slitting bottom knife |
Φ68xΦ46x0.75
Φ68xΦ40x5 |
30°,45°,60°
90° |
Lithium battery pole piece |
| 8 |
Slitting top knife
Slitting bottom knife |
Φ98xΦ66x0.7/0.8
Φ80xΦ55x5/10 |
30°,45°,60°
3°,5° |
Ceramic diaphragm |
Note: Custom sizes available based on customer drawings or samples.
Material Properties
| Grade |
Grain Size |
Density (g/cm³) |
HRA |
Fracture Toughness (kgf/mm²) |
TRS (MPa) |
| KS26D |
sub-fine |
14.0-14.1 |
90.4-90.8 |
19-20 |
4000-4800 |
Product Images
Application Examples
Packaging
Production Facility
Quality Control
Product Exhibition
Frequently Asked Questions
Are you trading company or manufacturer?
We are manufacturer.
Do you make customized products?
Yes, we often make customized products.
Do you provide free samples?
We can provide free samples, but do not pay freight cost.
How long is your delivery time?
Generally 1-5 days if we have stock, 30 days if the product is customized.
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