Products
Industrial dished carbide knife for lithium battery industry / round die core cutting knives blade
Production Introduction
Kedel brand lithium battery slitter is a special key product specially researched and produced by the company in recent years in response to the higher requirements of the battery industry for slitter and notch quality. This series of products has good wear resistance and high machining accuracy. The outer circle of the blade is consistent, and the edge is strictly enlarged and tested. The product is made of ultra-fine WC production blank and processed by special grinding equipment after special treatment. The product has good appearance and high precision. It does not curl, has small burr, has less tool change, and has a long service life. It has a very high cost performance. It is widely used for high-precision slitting and cutting of non-ferrous metals such as lithium battery pole pieces, ceramic diaphragms, copper foil, aluminum foil, and other metals.
Product Features
1. Knives are made of fine-grained 100% raw material by pressing and sintering, with high strength and hardness;
2. Excellent hardness and impact resistance;
3. The blade edge precision is high, reaching micron level precision;
4. Produce a clean cutting surface, free of knives and materials;
5. Extremely high durability and extended service life;
6. The cutting process has small burr, no curling and less tool change;
7. Varied sizes are available and can be customized;
Material
|
Grade |
Grain Size |
Density （g/cm³） |
HRA |
Fracturetoughness（kgf/mm²） |
TRS（MPa) |
|
KS26D |
sub-fine |
14.0-14.1 |
90.4-90.8 |
19-20 |
4000-4800 |
Main specifications and dimensions
|
Common Sizes |
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|
NO. |
Product Name |
Dimentions(mm) |
Edge angle |
Applicable cutting materials |
|
1 |
Slitting top knife |
Φ100xΦ65x0.7 |
26°、30°、35°、45° |
Lithium battery pole piece |
|
Slitting bottom knife |
Φ100xΦ65x2 |
26°、30°、35°、45°90° |
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|
2 |
Slitting top knife |
Φ100xΦ65x1 |
30° |
Lithium battery pole piece |
|
Slitting bottom knife |
Φ100xΦ65x3 |
90° |
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|
3 |
Slitting top knife |
Φ110xΦ90x1 |
26°、30° |
Lithium battery pole piece |
|
Slitting bottom knife |
Φ110xΦ75x3 |
90° |
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|
4 |
Slitting top knife |
Φ110xΦ90x1 |
26°、30° |
Lithium battery pole piece |
|
Slitting bottom knife |
Φ110xΦ90x3 |
90° |
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|
5 |
Slitting top knife |
Φ130xΦ88x1 |
26°、30°、45°90° |
Lithium battery pole piece |
|
Slitting bottom knife |
Φ130xΦ70x3/5 |
90° |
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|
6 |
Slitting top knife |
Φ130xΦ97x0.8/1 |
26°、30°、35°45° |
Lithium battery pole piece |
|
Slitting bottom knife |
Φ130xΦ95x4/5 |
26°、30°、35°、45°90° |
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|
7 |
Slitting top knife |
Φ68xΦ46x0.75 |
30°、45°、60° |
Lithium battery pole piece |
|
Slitting bottom knife |
Φ68xΦ40x5 |
90° |
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|
8 |
Slitting top knife |
Φ98xΦ66x0.7/0.8 |
30°、45°、60° |
Ceramic diaphragm |
|
Slitting bottom knife |
Φ80xΦ55x5/10 |
3°、5° |
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NOTE: Customization available per customer drawing or actual sample |
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Application scenario
