LUK Knives | High Precision Industrial Machine Knives Manufacturer

About LUK

Serve the world by making a good knife. LUK Knives is committed to the R&D and manufacturing of high precision, high quality machine knives.

150+

Production & Inspection Equipment

Annual Production Capacity

40,000+

Products Shipped Monthly

109

Countries & Regions Served

Why Choose LUK?

Complete Manufacturing Capability: Over 150 advanced machines ensure precision and scalability.
Quality Traceability System: Full traceability from raw material to final product.
30-Year International Trade Experience: Trusted by clients across Europe, America, and Asia.
Partnership with First-Tier OEMs: Long-term cooperation with industry-leading brands.

Our Products

High precision industrial machine knives engineered for durability, sharpness, and long service life.

Tungsten Carbide Blade

Ideal for high-wear applications in metal processing and recycling.

Material: Tungsten Carbide
Hardness: 90-94 HRA
Applications: Metal, Recycling

D2 Steel Knife

High carbon, high chromium tool steel for long edge retention.

Material: D2 (1.2379)
Hardness: 58-62 HRC
Applications: Woodworking, Paper

Stainless Steel Blade

Corrosion-resistant blades for food processing and hygiene-critical environments.

Material: 420, 440C
Hardness: 54-58 HRC
Applications: Food, Packaging

HSS Cutting Tool

High-Speed Steel for high-temperature resistance and durability.

Material: M2, M35 HSS
Hardness: 63-67 HRC
Applications: Metal, Wood

Custom Burr Blades

Flat & Conical Burrs

Precision coffee burrs for consistent grind and flavor extraction.

Material: Stainless Steel / Carbide
Type: Flat or Conical
Customization: Yes

Powder Metal Blade

Powder Metal Steel Blade

Ultra-fine grain structure for superior edge retention.

Material: PM-Steel (A8, CPM)
Hardness: 60-64 HRC
Applications: High-precision cutting

Recycling Shear Blade

Heavy-duty blades for scrap metal and plastic shredders.

Material: DC53, SKD11
Hardness: 58-60 HRC
Applications: Recycling, Metal

Wood Chipper Knife

Optimized for clean cutting and long life in wood processing.

Material: 52100, SS
Hardness: 56-60 HRC
Applications: Woodworking, Biomass

View Full Catalogue

Quality First, Service Foremost

Delivering the highest quality machine knives is at the heart of our R&D, manufacturing, and sales. Every step is built around precision and reliability.

• Longer service life – up to 50% longer than competitors.
• Durable sharpness with minimal resharpening required.
• Strict quality control from drawing to delivery.
• Full traceability and zero-defect delivery policy.

Frequently Asked Questions

Where do you manufacture your industrial machine knives?

LUK’s manufacturing facility is located in Liuzhou City, China, close to Guangzhou and Shenzhen Ports. Our facility is equipped with over 150 state-of-the-art production machines and inspection instruments.

What Steel Grades do you use to manufacture Industrial Blades?

We select appropriate steel grades based on application needs. Examples include: Stainless steel (420, 440A, 440C), D2 (1.2379), SKD11, DC53, A8, 52100, SS, HSS (High Speed Steel), Tungsten Carbide. Powder metal steel is also available for special applications.

How long do your machine knives work before re-sharpening?

Up to 50% longer than competitors, according to customer feedback. Our expert team can assess your cutting requirements and working conditions to recommend the optimal solution.

How do you guarantee your quality?

All operations from original drawing to final product are strictly controlled and traceable in our production and quality system. We ensure that no defective product is ever delivered to our customers.

Can you customize blades for specific machines?

Yes. We offer full customization services including OEM/ODM solutions. Please contact us with your drawings or samples for a quote.

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Your Trusted Partner for Industrial Machine Knives