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Precision Industrial Knives for Demanding Applications

Maanshan Jiazhou Machine Parts Company delivers high-performance cutting solutions trusted by industries worldwide. Engineered for durability, accuracy, and efficiency.

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About Us

Maanshan Jiazhou Machine Parts Company is a leading manufacturer specializing in the design, production, and global distribution of high-precision industrial knives and blades. With our headquarters located in Ma'anshan, Anhui Province, China, we have built a strong international reputation for delivering superior quality cutting tools.

Our commitment to excellence drives every stage of production—from material selection and heat treatment to precision grinding and final inspection. We serve a wide range of industries including packaging, recycling, paper, metal processing, and corrugated board manufacturing.

15+
Years Experience
50+
Countries Served
1000+
Products Made

Our Capabilities

Advanced manufacturing technology and strict quality control ensure every blade meets the highest industry standards.

CNC Precision

Computer-controlled machining ensures micron-level accuracy and repeatability.

Heat Treatment

Advanced tempering and hardening processes for maximum blade durability.

Precision Grinding

Surface and centerless grinding for perfect edge geometry and finish.

Quality Control

Rigorous inspection using optical comparators and hardness testers.

Our Product Range

We manufacture a comprehensive range of industrial cutting tools designed for performance, longevity, and reliability across multiple sectors.

Circular Knives

Circular Knives

High-speed steel and tungsten carbide circular blades for precise cutting in packaging, paper, and plastic industries.

  • Materials: HSS, SKD11, Cr12, Tungsten Carbide
  • Diameter: 50–1200mm
  • Thickness: 2–20mm
Dished Knives

Dished Knives

Curved profile knives ideal for slitting and shearing applications requiring controlled deflection.

  • Materials: SKD11, Cr12MoV
  • Deflection: 0.1–2.0mm
  • Applications: Paper, film, foil
Bottom Knives

Bottom Knives

Counter blades used in conjunction with rotary knives for clean, burr-free cutting.

  • Materials: 45#, 40Cr, H13
  • Hardness: HRC 45–50
  • Finish: Ground or polished
Corrugated Slitters

Corrugated Slitters

Specialized blades for corrugated cardboard production lines, ensuring clean edge formation.

  • Types: Spiral, straight, staggered
  • Material: Tungsten Carbide
  • Life: Up to 10x longer than steel

Metal Slitters

Heavy-duty slitting knives for cold rolling and metal processing applications.

  • Materials: D2, DC53, M2
  • Hardness: HRC 58–62
  • Applications: Steel, aluminum, copper

Crush Cutters

Designed for crushing and cutting tough materials like rubber, plastics, and composites.

  • Design: Interlocking tooth profile
  • Material: Alloy steel, hardened
  • Uses: Recycling, shredding

Circular Spacers

Precision washers used to maintain accurate spacing between circular blades.

  • Tolerance: ±0.01mm
  • Materials: Stainless steel, brass
  • Thickness: 0.5–50mm

Separator Discs

Used in slitting machines to separate cut strips and prevent material overlap.

  • Diameter: 50–800mm
  • Material: Hardened steel
  • Finish: Polished or coated

Straight Knives

Long edge blades for guillotine cutters, shears, and industrial trimmers.

  • Length: 100–3000mm
  • Material: SKD11, Cr12, HSS
  • Edge: Beveled or square

Carbide Knives

Tungsten carbide blades offering extreme wear resistance and long service life.

  • Hardness: HRA 88–92
  • Grades: YG6, YG8, YG15
  • Applications: High-volume production

Serrated Knives

Toothed edge blades for cutting fibrous or slippery materials without slippage.

  • Teeth: 3–12 per inch
  • Material: HSS, SKD11
  • Uses: Textiles, rubber, composites

Special-Shaped Knives

Custom-designed blades for unique industrial cutting requirements.

  • Customization: CAD/CAM design
  • Prototyping: Available
  • Industries: Automotive, aerospace, medical

Our Services

Beyond manufacturing, we offer comprehensive support to extend the life and performance of your cutting tools.

Regrinding Service

Regrinding Services

Extend the life of your blades with our professional regrinding service. We restore cutting edges to original specifications using precision CNC grinders and strict quality control.

  • HSS, Carbide, and Special Alloy Compatible
  • Fast Turnaround Time
  • Cost-Effective Alternative to Replacement

After-Sales Support

Our technical team provides ongoing support including blade selection guidance, installation advice, troubleshooting, and performance optimization.

  • Expert Technical Consultation
  • Application-Specific Recommendations
  • Lifetime Product Support
99.7%
Customer Satisfaction
15+
Countries Served
500+
Monthly Units Shipped
24h
Avg. Response Time

Get in Touch

Ready to improve your cutting performance? Contact our team for product inquiries, technical support, or custom solutions.

Contact Information

Phone: 86-555-6763794

Fax: 86-555-6763744

Email: [email protected]

Location

Address: Bowang Industry Zone, Maanshan City, Anhui Province, China
P.C.: 243131

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