Thermal and mechanical resistance
Designed to withstand heat, vibration and continuous cutting cycles.
Ceramic nozzle-holder rings for Raytools fiber laser cutting heads. Match the ring diameter to your head:
- D28 — BM06K
- D32 — BM110, BM111
- D15.9 — BM110-3D, BM111-3D
- D21.4 — BD04K-3D, BM06K-3D, BS06K-3D, BD08K-3D, BS20K-3D, BS30K-3D, BS40K-3D
- D21.4 (HD) — BM06K-3D, BS06K-3D, BS12K-3D, BS20K-3D, BS30K-3D, BS40K-3D
- D41 — BS12K, BS20K, BS30K, BS40K high-power heads
The ceramic ring is the sacrificial insulator between a crash and a head rebuild — keep spares. CAD pricing, ships from Canada.
OEM-COMPATIBLE FIBER LASER RINGS
Raytools® Compatible Ceramic Rings – D28, D32, D15.9, D21.4 & D41
- Built for heat and industrial use
- Protects cutting-head components
- Supports stable cutting performance
- Precision OEM-compatible fit
FIBER LASER CUTTING-HEAD PROTECTION
Fiber laser rings for cutting-head performance and protection.
Engineered to maintain alignment, sealing integrity and component stability in industrial fiber laser systems.
Operational stability
Maintains accurate component positioning for stable production cutting.
Precision fit and alignment
Tight tolerances support consistent installation and reliable performance.
Extended service life
Durable internal surfaces help reduce wear, contamination and downtime.
CUTTING-HEAD COMPONENTS
What are fiber laser rings?
Fiber laser rings are critical internal components used inside laser cutting heads to provide electrical insulation, gas sealing, nozzle retention, alignment stability and vibration resistance.
- Protect sensitive cutting-head components
- Maintain repeatable nozzle alignment
- Support sealing integrity and assist-gas pressure
- Reduce downtime caused by worn internal components
Each ring type serves a specific purpose, but together they support consistent cutting quality and dependable cutting-head performance.
Ceramic rings
Insulating rings
- Electrically isolate the nozzle
- Reduce electrical arcing
- Support alignment under heat
Used for: electrical insulation and stability
O-rings
Sealing rings
- Create gas-tight seals
- Maintain assist-gas pressure
- Reduce leaks and contamination
Used for: gas sealing and pressure stability
Locking rings
Retention rings
- Secure nozzles and components
- Resist loosening from vibration
- Maintain concentric alignment
Used for: mechanical retention and stability
FIBER LASER RING SUPPORT
Questions, answered.
Send us a photo, part number or cutting-head model if you need help confirming the correct replacement.Which type of ring do I need?
Match the ring diameter, thread, profile and cutting-head reference. If the reference is unclear, send our team a photo and equipment model for identification.
How often should fiber laser rings be replaced?
Inspect rings during routine nozzle service and replace them when cracked, chipped, deformed, contaminated or unable to hold the nozzle securely.
Do worn rings affect cut quality?
Yes. A worn ceramic, sealing or locking ring can affect centering, gas sealing and component stability, leading to inconsistent cutting performance.
Are these rings compatible with major fiber laser cutting heads?
Compatibility is listed by size, thread and cutting-head reference. Confirm all dimensions before ordering.
Are these original OEM parts?
No. These are OEM-compatible replacement components. Brand names are used only to identify intended compatibility.
How do I confirm proper installation?
Follow the cutting-head manufacturer's service procedure, inspect mating surfaces and verify nozzle centering before returning the machine to production.