Plasma Spray Gun F4 Electrode

• Customization: Available
• Type: Plasma Spray Electrode
• Cooling System: Nature Cooling
• Model NO.: F4 electrode
• Function: Plasma Generated Body
• Materials: Copper and Tungsten
• Application/Industrial: Plasma Spray
• Making Method: Back-Casting
• Style: Standard
• Internal Diameter: 5mm, 6mm, 7mm, 8mm
• Certificate: ISO, RoHS for Nozzle and Electrode
• Code HS: 851590000
• Materials-2: Law10, Law20
• Name: F4 Electrode
• Name-2: F4 Cathode
• Name-3: Nozzle of F4
• Name-4: Anode of F4
• Name-5: Plasma Spray Electrode
• Name-6: Plasma Spray Cathode
• Transport Package: Carton
• Specification: 39*21*29cm
• Trademark: WL
• Origin: China
• HS Code: 8515900090
• Production Capacity: 20000PCS/Per Month
• Package Size: 10.00cm * 10.00cm * 10.00cm
• Package Gross Weight: 1.000kg
• Lead Time: 3 days (1 - 10 Pieces) ; To be negotiated ( > 10 Pieces)

Product Description

Product Description

The F4 electrode is a critical consumable component specifically designed for F4 plasma spray guns used in thermal spray coating applications.

1. Key Performance Characteristics:

   • Material & Structure: Utilizes high-purity tungsten or specific tungsten alloys as the emissive insert, known for high melting point, excellent electrical conductivity, and resistance to arc erosion. This tungsten insert is integrated into a copper body using a unique Back Casting (NDB) process.
   • Superior Bonding: The NDB process creates a seamless, metallurgical bond between tungsten and copper, achieving a bond strength of up to 127 MPa. This far exceeds the strength of traditional brazing methods (<100 MPa) and eliminates gaps at the interface.
   • Enhanced Thermal Management: The seamless tungsten-copper bond provides significantly better thermal conductivity and more uniform heat dissipation compared to brazed electrodes. This prevents localized hot spots and thermal stress cracking.
   • Arc Stability & Longevity: The dense, fine-grained microstructure of the specially treated tungsten alloy ensures rapid and stable arc ignition ("quick arc starting") and exhibits outstanding resistance to arc erosion and burn-off. This translates directly to a longer service life and reduced downtime for electrode changes.
   • Process Consistency: The stable arc and efficient cooling contribute to consistent plasma characteristics, which is crucial for achieving uniform coating quality, precise application, and high deposition efficiency.
   • Compatibility & Safety: Designed to be compatible with various plasma spray guns (like Metco F4, 9M, SG-100). Environmentally friendly non-radioactive tungsten alloys (e.g., thorium-free) are commonly used.

2. Importance:

   • An F4 electrode is vital for the stable operation, reliability, and efficiency of the F4 plasma spray system.
   • Its superior thermal conductivity and seamless construction are paramount for managing the extreme thermal loads generated by the plasma arc, preventing premature failure.
   • The extended lifespan directly reduces consumable costs and machine downtime for maintenance, significantly lowering operational costs and increasing productivity.
   • By enabling a stable arc and consistent plasma conditions, it ensures high-quality, reproducible coatings essential for demanding applications in aerospace, automotive, medical devices, and heavy industry.
   • The robust design enhances overall process safety by providing reliable performance under high-stress conditions.^(5)

Looking for top-quality plasma consumables that deliver unmatched performance and durability? Our F4 Plasma Nozzles and Electrodes are here to revolutionize your cutting operations! Designed for precision, reliability, and longevity, they are the ultimate choice for professionals in metal fabrication, automotive, and industrial manufacturing.

 

 Why Choose Our F4 Plasma Nozzles & Electrodes?

High performance F4 plasma nozzle and electrode
Our F4 Plasma Nozzles and Electrodes are trusted by professionals worldwide for their exceptional quality and performance. Don't miss out on the chance to upgrade your cutting experience!

 Order Now and Experience the Difference!
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The models of nozzle and electrode of F4:
 

Product model	Product name	Related product model
WLE-F4	F4 electrode	1072006
WLN-F4-5	F4 nozzle	1088066
WLN-F4-6	F4 nozzle	1072007
WLN-F4-7	F4 nozzle	1088062
WLN-F4-8	F4 nozzle	1088057

 

Certifications