Ma'anshan Sheng Ao Heavy Industry Co., Ltd
Business Type:
Manufacturer/Factory & Trading Company
Main Products:
Cutting Circular Blades, Shredder Blades, Plastic Crusher Knives
Address:
Ma'anshan, Anhui, China
OEM/ODM Service
Sample Available
Secured Trading Service
Average Response Time:
≤0.35h

Premium manufacturer & supplier in China, offering top quality Cutting Circular Blades, Shredder Blades for scrap metal recycling, and Plastic Crusher Knives for plastic recycling machines. Our blades are known for their anti-aging, anti-oxidation properties and extended durability.

Diamond Member
Verified business licenses
Audited Supplier
Inspected by third-party
Supplier Capability Rating
Secured Trading Service
Ma'anshan Sheng Ao Heavy Industry Co., Ltd

Slitter Blades

ShengAo Premium Slitter Blades: Engineered for exceptional precision and durability, delivering superior cutting performance with ultra-sharp edges and exceptional wear resistance. Ideal for high-speed metal coil slitting, paper converting, plastic film processing, textile manufacturing, and packaging conversion.

√ Premium HSS & tungsten carbide materials
√ Precision CNC grinding (±0.001mm tolerance)
√ Exceptional hardness (HRC 45-65) & wear resistance
√ Custom sizes, coatings, and specs available
 

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Slitter Blades

Precision Slitter Blades Manufacturer for Industrial Cutting Excellence

Precision slitter blades are engineered cutting tools designed for high-speed slitting applications across various industries. Shengao's high-performance slitter blades are manufactured using premium materials including high-speed steel (HSS), tungsten carbide, and specialized tool steels, combined with advanced CNC grinding and heat treatment processes to ensure exceptional durability, sharpness, and longevity. 

Used in applications including metal coil slitting, paper converting, plastic film processing, textile manufacturing, and precision packaging conversion, our slitter blades provide the cutting precision and reliability needed for optimal production efficiency. We offer customized solutions tailored to specific operational requirements, material characteristics, and machine specifications, ensuring clean cuts with tolerances as tight as ±0.001mm for superior results in high-speed industrial environments.

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Company Documents & Resources

Download our company brochures and product catalogs for detailed information

Company Brochure

Comprehensive overview of our company, products, and manufacturing capabilities

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Production Capacity List

Detailed specifications and production capabilities for our industrial blades

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Blades Drawings Case

Support OEM/ODM services, producing items like slitting knives and cutting blades based on client drawings

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Blades Parameter Table

Provides comprehensive data on blade specifications and complete dimensional data.

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Slitter Blades Design

Rotary Cutting Blades
Rotary Cutting Blades
Industrial rotary cutting blades for metal fabrication & plastic processing. TCT HSS materials, HRC 58-65 hardness. Custom diameters 50-2000mm. Request a quote.
Circular Saw Blades
Circular Saw Blades
Explore ShengAo's high-performance Industrial Circular Saw Blades, engineered for precision, durability, and efficiency in cutting metal, wood, plastics, and composites.
Slitter Blades
Slitter Blades
Our blades feature CNC grinding, HRC45-65 hardness, Ra0.2-Ra0.4 surface roughness, and coatings like TiN/CrN for enhanced durability.
Double Bevel Blades
Double Bevel Blades
Discover ShengAo's high-performance double bevel industrial blades engineered for superior cutting precision, balanced durability, and versatile application efficiency.
Single Bevel Blades
Single Bevel Blades
Discover ShengAo's high-performance single bevel industrial blades engineered for aggressive cutting, superior chip evacuation, and high-speed operations.
Serrated Cutting Blades
Serrated Cutting Blades
Explore ShengAo’s high-performance serrated industrial blades engineered for superior grip, clean cuts, and extended durability. Ideal for slicing fibrous materials, rubber, plastics, and food processing.
Plain-Edge Blades
Plain-Edge Blades
Explore ShengAo’s high-performance Plain-Edge Blades—engineered for precision cutting with ultra-smooth finishes and unmatched durability.
Indexable Inserts
Indexable Inserts
ShengAo produces robust indexable inserts for milling, turning, and drilling applications. Our carbide indexable inserts ensure high precision, wear resistance, and cost-effectiveness.
Solid Circular Blades
Solid Circular Blades
ShengAo manufactures high-performance solid circular blades for industrial applications, including plastic, rubber, textile, and wood processing.

Precision Slitter Blades Custom Manufacturing by ShengAo

At ShengAo, we specialize in engineering high-performance slitter blades with precision CNC grinding technology for superior cutting accuracy and extended operational life. Our custom blade solutions utilize premium materials including high-speed steel (HSS), tungsten carbide composites, and specialized tool steels, enhanced through advanced heat treatment, cryogenic processing, and specialized coatings (TiN, TiCN, AlTiN) to achieve optimal edge retention and wear resistance.

Our slitter blades are designed for exceptional performance in diverse industrial applications including metal coil slitting, paper converting, plastic film processing, packaging material conversion, and textile manufacturing. With rigorous quality control throughout our manufacturing process - from CNC machining and precision grinding to dynamic balancing and performance testing - we ensure each blade delivers unmatched cutting accuracy, reduced energy consumption, and operational reliability with thickness tolerances as tight as ±0.002mm.

Precision Slitter Blades Industrial Cutting Solutions
Precision Slitter Blade Applications in Industrial Cutting

Precision Slitter Blade Applications for Industrial Excellence

ShengAo Precision Slitter Blades: Engineered for exceptional cutting accuracy and extended operational life in demanding industrial applications. Key advantages include:

​Ultra-Precise Tolerance:​​ CNC grinding ensures ±0.0015mm thickness and ±0.001mm flatness tolerance for burr-free, high-speed slitting.

​Material Compatibility:​​ Specialized steel alloys (D2, D3, HSS, H11, H13) with HRC45-65 hardness optimize performance for stainless steel, aluminum, brass, and copper.

​Advanced Surface Engineering:​​ 0.2 Ra surface finish with coatings (TiN, TiCN, AlTiN, CrN) reduces friction, prevents adhesion, and enhances corrosion resistance.

​Custom Solutions:​​ Tailored designs up to 600mm diameters for specific machine and material requirements.

​Enhanced Durability:​​ Vacuum heat treatment ensures uniform hardness and 2x longer service life in high-load applications.

ShengAo Precision Slitter Blades Core Features & Manufacturing Excellence

Precision CNC Ground Slitter Blades Manufacturing
Custom Industrial Slitter Blade Solutions

ShengAo precision slitter blades are engineered with advanced manufacturing technologies to deliver superior cutting performance, extended service life, and operational efficiency in high-speed industrial slitting applications.

  1. Premium Material Selection: We utilize high-grade tool steels (D2, D3, SKD11), high-speed steel (HSS), tungsten carbide composites, and ceramic materials to ensure exceptional durability, wear resistance, and longevity in various industrial environments.
  2. Precision CNC Engineering: Our blades are manufactured with exacting tolerances (±0.001mm thickness tolerance, ±0.001mm flatness) and advanced vacuum heat treatment processes (HRC 45-65) for consistent performance and optimal cutting precision in high-speed coil slitting operations.
  3. Custom Design Capabilities: We offer tailored blade solutions with custom dimensions (50mm-2000mm diameters), edge geometries (serrated, scalloped, straight-edge), and specialized coatings (TiN, TiCN, AlTiN, CrN) to meet specific application requirements and machine specifications.
  4. Advanced Surface Treatments: Specialized coatings and surface finishes (Ra0.2-Ra0.4) provide excellent resistance to corrosion, reduce friction, prevent material adhesion, and extend blade life in harsh cutting conditions.
  5. Enhanced Durability Performance: Advanced CNC grinding technology and quality control ensure our blades withstand high-impact applications and continuous operation, providing 2-3x longer service life compared to standard blades in demanding metal processing and packaging applications.
  6. Optimized Maintenance Solutions: Designed for simple sharpening and maintenance with professional regrinding services available, reducing downtime by up to 60% and operational costs over the blade's lifecycle.
  7. Application-Specific Engineering: Our blades are optimized for various industries including metal coil slitting, paper converting, plastic film processing, textile manufacturing, and precision packaging conversion with industry-leading performance and reliability.

These advanced features establish ShengAo precision slitter blades as the premier choice for industrial professionals seeking unmatched cutting precision, extended operational life, and reduced total cost of ownership in high-performance slitting applications worldwide.

Precision Slitter Blades FAQ

Find answers to common questions about our high-performance industrial slitter blades

What materials are Shengao precision slitter blades made from?

Shengao precision slitter blades are engineered from premium materials to ensure exceptional durability and cutting performance:

  • High-Speed Steel (HSS): Excellent all-purpose choice with superior toughness and edge retention for general metal processing
  • Tungsten Carbide: Superior wear resistance (3-5x harder than HSS) for cutting abrasive materials like fiberglass and carbon fiber
  • Tool Steels (D2, SKD-11): High-carbon formulations providing exceptional hardness (HRC 58-62) for precision cutting applications
  • Specialty Coatings: TiN, TiCN, AlTiN, and DLC coatings reduce friction and prevent material adhesion

Each material undergoes specialized vacuum heat treatment and CNC grinding to achieve optimal hardness (HRC 45-65) while maintaining structural integrity.

How do I choose the right slitter blade for my specific application?

Selecting the appropriate slitter blade depends on several critical factors:

  1. Material Type: Different materials (metals, plastics, films) require specific blade compositions and hardness levels
  2. Thickness Requirements: Thicker materials require blades with larger diameters and specific geometry
  3. Production Speed: High-speed applications need blades with specialized tooth geometry and coatings
  4. Tolerance Precision: Applications requiring ±0.001mm tolerance need precision-ground blades
  5. Coating Selection: Choose coatings based on material characteristics (TiN for polymers, DLC for metals)

Our technical team provides customized recommendations based on your specific material characteristics, machine specifications, and production requirements.

What maintenance do precision slitter blades require?

Proper maintenance extends blade life and ensures optimal cutting performance:

  • Regular Cleaning: Remove resin and material buildup after each shift using specialized solvents
  • Periodic Inspection: Check for micro-chips or edge dullness using magnifiers every 50 operating hours
  • Professional Regrinding: Restore edges after 20-30 operating hours to maintain original precision
  • Proper Storage: Store blades in dry, temperature-controlled environments with edge protection
  • Rust Prevention: Apply anti-corrosion oils during storage in humid environments

Shengao offers professional regrinding services and provides detailed maintenance schedules that can reduce replacement costs by 40% and downtime by 60%.

Can Shengao produce custom-sized precision slitter blades?

Yes, we specialize in custom slitter blade manufacturing with extensive customization options:

  • Diameter Range: From 50mm to 2000mm with custom bore sizes and keyways
  • Material Options: Various steel grades, tungsten carbide composites, and specialty alloys
  • Tooth Configurations: Custom tooth count, angle, and geometry (serrated, scalloped, straight-edge)
  • Special Coatings: TiN, TiCN, AlTiN, CrN, and Diamond-Like Carbon (DLC) coatings
  • Tolerance Levels: From standard ±0.01mm to high-precision ±0.001mm tolerance

Our engineering team can develop prototypes within 7-10 working days. Minimum order quantities start at 10 units for custom blades with ISO 9001 certification.

What industries and applications use Shengao precision slitter blades?

Our precision slitter blades serve diverse industrial applications across multiple sectors:

Packaging Converting: Slitting BOPP, PET, CPP films and flexible packaging materials
Metal Processing: Precision slitting of aluminum, copper, and steel foils (0.1-24mm thickness)
Paper Converting: High-speed slitting of kraft paper, corrugated board, and tissue papers
Electronics Manufacturing: Cutting copper cladding for PCBs and flexible circuits
Textile & Nonwovens: Clean cutting of synthetic fabrics and technical textiles
Advanced Composites: Processing fiberglass, carbon fiber, and Kevlar materials

We also serve automotive, aerospace, medical device, and recycling industries with specialized cutting solutions requiring tolerances up to ±0.001mm.

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