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Zhuzhou Sanxin Cemented Carbide Manufacturing Co., Ltd

Superior Wear Resistant Corrosion Resistant Tungsten Carbide Stripping Blades with High Hardness (HRA 90-92.5)

Product Details:
Place of Origin: China
Brand Name: Sanxin
Certification: ISO9001
Model Number: SX-2260
Payment & Shipping Terms:
Minimum Order Quantity: 1pc
Price: Negotiation
Payment Terms: L/C,T/T
Supply Ability: 10000pcs/month
  • Detail Information
  • Product Description

Detail Information

Business Type: Manufacturer Resistance: Corrosion Resistant
Material: Tungsten Carbide Chemical Resistance: Resistant To Most Acids And Alkalis
Assembling: Work With Bearings Wear Resistance: Superior
Keyword: Tungsten Carbide Blade Industry: Photoelectric

Product Description

Tungsten Carbide Stripping Blades

In the industrial manufacturing sector, the precision and lifespan of cutting tools directly determine production efficiency and product quality. Tungsten carbide stripping blades are precision tools manufactured through powder metallurgy sintering processes using tungsten carbide (WC) hard particles and cobalt (Co) binders. With extremely high hardness (up to HRA 90-92.5) and outstanding wear resistance, they have become indispensable critical components in modern manufacturing.

Why Choose Tungsten Carbide?

Compared to traditional high-speed steel (HSS) tools, the core advantages of tungsten carbide stripping blades lie in their exceptionally long service life and stable cutting performance. In high-speed, high-load continuous production scenarios, the lifespan of tungsten carbide tools typically reaches 3 to 10 times that of high-speed steel, significantly reducing downtime and labor costs caused by frequent tool changes. Their excellent wear resistance ensures that the cutting edge remains sharp over extended periods, guaranteeing burr-free and dust-free cut surfaces—critical for materials such as lithium battery separators and electronic tapes, which demand high cleanliness and precision.

Key Features and Typical Applications

Tungsten carbide stripping blades have an extremely broad range of applications, from wood planing to wire stripping, and to high-precision slitting of lithium battery materials.

Application Field Typical Products/Materials Core Requirements & Characteristics
Battery & New Energy Lithium battery separators, electrode sheets (copper foil/aluminum foil) Demands extremely high precision (micron-level tolerances), burr-free cutting, strong wear resistance, and prevention of material contamination.
Tapes & Films PET/PE films, tapes, release liners Requires solutions to the "blade gumming" issue with sticky materials; demands mirror-finished cutting edges to reduce adhesion and achieve clean, sharp cuts.
Wire & Cable Electrical wires, data cables, coaxial cables, optical fibers Used in wire stripping machines, typically paired as sets of two blades, requiring consistent dimensional accuracy to precisely strip insulation without damaging internal conductors.
Woodworking & Furniture Particleboard, MDF, solid wood Commonly used as disposable insert blades; significantly improved durability, suitable for long-duration continuous production, with overall costs far lower than traditional steel knives.
Technical Specifications and Material Grades

To meet the stringent requirements of different industries, tungsten carbide stripping blades are meticulously categorized by material grades, dimensional accuracy, and coating technologies. For example, in lithium battery electrode slitting, different tungsten carbide grades are selected depending on whether cutting copper foil (anode) or aluminum foil (cathode):

Material Grade Hardness (HRA) Average Grain Size (μm) Cobalt Content (%) Typical Lifespan (Copper Foil, km) Typical Lifespan (Aluminum Foil, km) Recommended Applications
YG8 89.0 1.2-1.8 8.0 180-220 120-160 Entry-level, suitable for small-batch or prototype production.
YG10X 90.5 0.6-0.9 (ultra-fine) 10.0 280-350 210-280 Best cost-performance ratio, suitable for most continuous production scenarios.
YG12X 91.5 0.4-0.6 (sub-micron) 12.0 320-400 270-340 Maximum wear resistance, optimized for highly abrasive materials such as aluminum foil.

Furthermore, advanced surface coating technologies (such as TiAlN and DLC diamond-like carbon coatings) can further reduce the coefficient of friction and minimize blade adhesion, improving cutting quality by 30%-50% or more—meeting the extreme demands for safety and performance in cutting-edge industries like new-energy vehicle batteries.

Tungsten carbide stripping blade product image showing industrial cutting tool design and precision edges

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