Link Metal CNC D28-M11 D32-M14 Ceramic Ring for Fiber Laser Cutting Heads

D28-M11 & D32-M14 Ceramic Ring for Fiber Laser Cutting Heads

Professional industrial-grade fiber laser cutting head ceramic rings, essential core insulation consumables for all fiber laser cutting machines. Designed to insulate the laser cutting head nozzle body, fix the focusing lens assembly, and ensure stable electrical signal transmission for the capacitive sensor, our ceramic rings guarantee the normal operation of the laser cutting head height follow system.

We offer two industry-standard specifications (D28-M11 and D32-M14) with three professional grades: Standard Type, Reinforced Type and Gold-Plated Type. All products are manufactured with high-strength alumina ceramic material and built-in high-conductivity copper electrodes for stable performance in demanding industrial laser cutting environments.

Key Advantages of Our Laser Ceramic Rings

• Three Professional Grade Options:
  • Standard Type: Cost-effective option for general industrial laser cutting applications
  • Reinforced Type: Enhanced mechanical strength and thermal shock resistance for high-power cutting
  • Gold-Plated Type: Superior anti-spatter and anti-oxidation performance for extreme environments
• Standard Size Precision Fit: Two mainstream industry specifications (D28-M11 and D32-M14) provide 1:1 perfect fit for all original fiber laser cutting heads. Direct drop-in replacement with no additional debugging required—plug and play, universally compatible with most brand laser cutting equipment on the market.
• High-Purity Alumina Ceramic: Made from premium 99% high-purity alumina ceramic for exceptional mechanical strength, excellent electrical insulation, superior high temperature resistance and outstanding thermal shock resistance. Resists cracking even during long-term high-power laser cutting operations.
• Built-in High-Quality Copper Electrode: Features a high-conductivity copper electrode with stable electrical signal transmission and strong welding fastness. Ensures long-term stable operation of the laser cutting head height follow system and reduces equipment failure rate.
• Ultra-High Precision CNC Machining: Strict dimensional tolerance control with smooth surface, no burrs and no impurities. Provides tight fit with the laser head body and copper nozzle, ensuring stable air pressure sealing and avoiding air leakage and cutting instability problems.
• Broad Industrial Applicability: Suitable for all 1064nm fiber laser cutting machines. Compatible with all common metal materials and widely used in sheet metal processing, automotive parts manufacturing, hardware processing and engineering machinery production.

Compatible Equipment & Available Types

Compatible Equipment

• All Mainstream Fiber Laser Cutting Machines
• Raytools, Precitec, WSX, Bodor, OSPRI Laser Cutting Heads
• Most Universal Fiber Laser Cutting Heads

Available Ceramic Ring Types (6 Options Total)

• D28-M11 Standard Type: Standard size, general-purpose for 1000W-6000W cutting
• D28-M11 Reinforced Type: Enhanced strength for high-power and heavy-duty cutting
• D28-M11 Gold-Plated Type: Premium anti-spatter performance for extreme environments
• D32-M14 Standard Type: Larger size, general-purpose for 6000W-20000W cutting
• D32-M14 Reinforced Type: Enhanced strength for ultra-high-power cutting
• D32-M14 Gold-Plated Type: Premium anti-spatter performance for high-volume production

Custom Specifications Available: For custom sizes, special materials or other laser cutting machine consumables, please contact our sales team directly for personalized solutions.

Detailed Technical Specifications

Package Contents

• 1 x Selected Link Metal CNC Fiber Laser Cutting Head Ceramic Ring (specified size and type)
• 1 x Anti-Static Shock-Proof Protective Packaging

Quality Assurance

Every Link Metal CNC laser ceramic ring undergoes rigorous pre-delivery testing, including dimensional accuracy inspection, insulation performance test, electrode conductivity verification, installation fit inspection and pressure resistance test.

We maintain strict ISO 9001 quality control standards to ensure stable and reliable product performance. All our products come with professional pre-sales consultation and comprehensive after-sales support.

Frequently Asked Questions

Q: What is the difference between Standard, Reinforced and Gold-Plated types?
A: Standard Type is the cost-effective option for general daily cutting. Reinforced Type features enhanced ceramic formulation with 30% higher mechanical strength and better thermal shock resistance, ideal for high-power and heavy-duty cutting. Gold-Plated Type has a gold-plated electrode and surface that provides superior anti-spatter and anti-oxidation performance, extending service life by 2-3 times in harsh environments.

Q: What is the difference between D28-M11 and D32-M14 ceramic rings?
A: The main difference is the outer diameter and thread size. D28-M11 has a 28mm outer diameter and M11 thread, designed for most standard power laser cutting heads (1000W-6000W). D32-M14 has a 32mm outer diameter and M14 thread, designed for higher power laser cutting heads (6000W-20000W). They are not interchangeable.

Q: What does a ceramic ring do in a laser cutting head?
A: The ceramic ring has three critical functions: 1) Electrical insulation between the nozzle and the laser head body; 2) Mechanical fixation of the nozzle assembly; 3) Transmission of electrical signals for the capacitive height follow system. A damaged ceramic ring will cause the height follow system to fail.

Q: How often should I replace my ceramic ring?
A: Under normal operating conditions: Standard Type lasts 2-3 months, Reinforced Type lasts 3-4 months, Gold-Plated Type lasts 4-6 months. However, it should be replaced immediately if you notice any cracks, chips, or if the height follow system becomes unstable.

Q: Will these ceramic rings work with my laser cutting machine?
A: Our D28-M11 and D32-M14 ceramic rings are universally compatible with over 95% of mainstream fiber laser cutting heads, including Raytools, Precitec, WSX, Bodor and OSPRI. If you are unsure about compatibility, please contact our sales team with your cutting head model number for confirmation.

View our full range of laser cutting accessories including nozzles and protective lenses.