Custom Industrial Cutting Blades and Knives Manufacturer in China

Premium Material Technology

Our blades use high-speed steel, tungsten carbide, and hard alloy materials for superior hardness and wear resistance. Special anti-oxidation treatment extends service life by 40%.

Custom Cutting Solutions

OEM/ODM services for circular slitter blades, shredder blades, and plastic crusher knives. Non-standard designs with ±0.05mm precision tolerance and rapid prototyping.

Global Delivery & Support

≤0.35h average response time with samples in 3 days. Secured global logistics for industrial blades including FOB service to North America and Europe.

SHENGAO - Professional Industrial Blades Manufacturer

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SHENGAO manufactures high-precision industrial blades tailored for diverse cutting applications. With over 15 years of experience, we provide durable and precision-engineered cutting solutions.

Our core product offerings include:

Rotary Blades

For precision cutting of paper, film, foil, and more

Shredder Blades

Heavy-duty blades for recycling and waste processing

Plastic Crusher Blades

Specialized blades for plastic recycling operations

Tungsten Carbide Circular Blades

For precision slitting of films, foils, and packaging materials with exceptional durability

Alloy-Tipped Cutting Blades

Premium blades with cemented carbide tips for precision cutting in wood processing, metalworking, and composite material fabrication

Alloy-Tipped Shredder Blades

Heavy-duty blades with cemented carbide tips for shredding metals, e-waste, and abrasive materials with extended service life

Chipper Knives

High-performance blades for efficient wood chipping in sawmills, pulp production, and biomass processing

Serrated Blades

With toothed edges for superior grip when cutting fibrous materials, rubber, and food products

Guillotine Blades

Heavy-duty straight blades for precision shearing of metal, paper stacks, and textile materials

Our expert engineering team utilizes premium materials and advanced technology to produce blades with exceptional durability and sharpness. Our manufacturing process includes:

Precision Grinding Heat Treatment Laser Cutting Quality Control Custom Engineering

We ensure tolerance precision within ±0.01mm and provide surface treatments that extend blade life by up to 300% compared to standard alternatives.

Industries We Serve:

PackagingRecyclingPlastics ProcessingPaper ManufacturingTextile

Premium Industrial Blades for Diverse Applications

Shengao specializes in manufacturing high-performance industrial blades tailored for various cutting applications. Our products are engineered for precision, durability, and efficiency, ensuring optimal performance in demanding industrial environments.

Circular Slitter Blades - Precision cutting for metal, paper, and film processing
Shredder Blades - Heavy-duty blades for scrap metal and waste recycling
Plastic Crusher Knives - High-performance knives for plastic recycling operations

All our blades feature superior hardness, anti-oxidation properties, and extended durability. Manufactured to international quality standards with rigorous testing and inspection processes.

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Main Industrial Blade

Large Circular Blades

Heavy-duty circular blades engineered for high-volume cutting operations. Featuring precision-ground edges and exceptional wear resistance for consistent performance in metal processing and industrial applications.

Paper Cutter Blades

Precision-engineered blades for high-speed paper cutting machines. Designed with razor-sharp edges and anti-corrosion properties for clean cuts and extended service life in demanding paper processing environments.

Dual Shaft Shredder Blades

Robust shredder blades designed for dual-shaft shredding systems. Engineered with reinforced edges and impact resistance for processing tough materials including metal scrap, tires, and industrial waste.

Single Shaft Shredder Blades

High-performance blades optimized for single-shaft shredders. Featuring specialized tooth geometry for efficient material reduction and enhanced durability in recycling and waste management applications.

alloy inserted slitter blades for precision foil film cutting export globally

Single Shaft Shredder Shafts

Precision-engineered shredder shafts designed for maximum torque transmission and operational stability. Manufactured from high-strength alloy steel with precision machining for perfect blade alignment.

Tungsten Carbide Small Circular Blades

Ultra-hard small circular blades made from premium tungsten carbide. Ideal for precision cutting of abrasive materials with exceptional edge retention and minimal maintenance requirements.

Industrial Blade Applications Across Industries

Shengao provides premium circular slitter blades, shredder blades, and plastic crusher knives for various industrial applications. Send us your requirements for a custom solution.

Packaging

Our circular slitter blades deliver precision cutting for packaging materials, including films, foils, and laminates, ensuring clean cuts and extended blade life.

Recycling

Heavy-duty shredder blades for recycling applications, designed to withstand the toughest materials with enhanced wear resistance and durability.

Plastic Processing

High-performance plastic crusher knives engineered for efficient size reduction in plastic processing, reducing downtime and maintenance costs.

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Why Choose Shengao Industrial Blades

Premium manufacturer of industrial blades for recycling, manufacturing, and processing industries. Below are the advantages of our products and services.

Premium Materials & Technology

We use high-speed steel, tungsten carbide, and special alloys to ensure superior hardness and wear resistance. Advanced heat treatment extends blade life by 40%.

Custom Engineering Solutions

Our OEM/ODM services provide tailored blade designs for unique applications. We achieve precision tolerances within ±0.05mm and rapid prototyping.

Extended Durability & Performance

Shengao blades feature anti-oxidation treatments and optimized geometries that deliver 300% longer service life compared to industry standards.

Advanced Manufacturing Equipment

Shengao utilizes cutting-edge machinery for blade production:

Robotic Welders
CNC Grinding Machines
Precision Hardening Systems
Laser Cutting Equipment
CAD/CAM Design Software
Quality Inspection Instruments
Material Testing Labs
Blade Sharpening Technology

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Premium Surface Finishes

Enhancing blade performance with specialized surface treatments:

Precision Grinding
TiN/TiCN Coating
Cryogenic Treatment
Laser Hardfacing
Nitriding Surface Treatment
Polishing & Deburring
Passivation Treatment
Anti-Corrosion Coating

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Material Excellence

Precision meets durability

Premium Materials for Industrial Blades

Shengao uses a wide range of high-performance materials for our industrial blade manufacturing process. Our materials are selected for durability, corrosion resistance, and cutting performance.

Each material undergoes rigorous testing to ensure it meets our strict quality standards. All materials are available in various grades and alloys to suit specific applications.

High-Speed Steel (HSS)

HRC 62-65 | Superior sharpness retention

Tungsten Carbide

HRC 86-93 | Extreme wear resistance

Alloy Steel

HRC 55-60 | Balanced toughness

D2 Tool Steel

HRC 58-62 | High wear resistance

Ceramic

HRC 85-90 | Corrosion resistant

Stainless Steel

HRC 52-58 | Anti-corrosion

Carbon Steel

HRC 58-62 | High hardness

Bimetal

HRC 63-67 | Dual-layer construction

If you need specific material specifications for your industrial blades, contact our material experts!

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What Our Customers Say

"Shengao's circular slitter blades have transformed our production line. The precision and durability are unmatched. Our efficiency increased by 30%!"

Michael Johnson

Manufacturing Director, USA

"The shredder blades from Shengao have exceeded our expectations. After 6 months of heavy use, they still perform like new. Truly remarkable quality!"

Sarah Müller

Operations Manager, Germany

"We've been using Shengao's plastic crusher knives for two years. Their anti-wear technology significantly reduces downtime. A game-changer for our recycling plant!"