Wear Resistant High Temperature Alumina Ceramic Welding Nozzle 10N49
Product Overview
Alumina nozzle 10N
The argon arc welding nozzle is an accessory at the front end of the welding gun, which plays a protective role. Commonly known as: porcelain nozzle, argon welding nozzle
The various types of porcelain nozzles produced by the company are strictly monitored from the preparation of raw materials, processing, firing, and inspection of finished products to ensure that customers are provided with high-quality and cheap products.
Main ingredients: 95% Al2O3 (alumina)
Thermal characteristics:
- Maximum operating temperature 1700℃
- Thermal expansion coefficient: 8*10-6/℃(0--1000℃)
- Thermal shock resistance: 220T (℃)
- Thermal conductivity: 25--14w/m.R (25-300℃)
Electrical characteristics:
- Volume resistivity>1014-->1012>Ω.cm(20--300℃)
- Insulation strength: 18KV
- Dielectric constant: 9.5 100MHz(E)
Product parameter table
| Size | Part Number | Length (mm) | Orifice (in) | Orifice (mm) | Torchdesign |
| NO 4 | 10N50 | 47 | 1/4 | 6.5 | 17/18/26 |
| NO 5 | 10N49 | 47 | 5/16 | 8.0 | 17/18/26 |
| NO 6 | 10N48 | 47 | 3/8 | 9.5 | 17/18/26 |
| NO 7 | 10N47 | 47 | 7/16 | 11.0 | 17/18/26 |
| NO 8 | 10N46 | 47 | 1/2 | 12.5 | 17/18/26 |
| NO 10 | 10N45 | 47 | 5/8 | 16.0 | 17/18/26 |
| NO 12 | 10N44 | 47 | 11/16 | 19.5 | 17/18/26 |
| Material
Project | Alumina AL203 | Silicon carbide sic | Silicon nitride sin | Silicon nitride sin |
| Color | Ivory | black | black | Milky white, gray black |
| Content(%) | 99.5 | …… | …… | …… |
| Main features | - Excellent high frequency electrical insulation
-
Good wear resistance -
preservative -
Strong -
High hardness | - Good high temperature strength
- High thermal conductivity
- Strong alkali resistance
- Wear-resistant
- Lightweight
| - Good high temperature strength
- Strong impact resistance
- Strong corrosion resistance
- Lightweight
| - High strength and high impact resistance
- Good self-lubricating
- Strong alkali resistance
- Smooth surface
- Good toughness
|
| The main purpose | - Wear parts
- High temperature parts
- Corrosion resistant parts
| - Machinery Seal
- Sliding parts
- High temperature parts
| - Molten metal parts
- Metal plasticity
- Processed parts
| - Industrial knives
- Pump parts
- Wear parts
|
| Density | Kg/m³ | 3.9*10 | 3.16*10 | 3.3*10 | 6.0*10 |
| Mechanical behavior | Vickers hardness | Gpa | 16.0 | 23.0 | 14.0 | 13.2 | 12.7 |
| Flexural strength | Mpa | 360 | 450 | 1020 | 1000 | 1470 |
| Compressive strength | Mpa | 2350 | …… | …… | …… | …… |
| Fracture toughness | Mpa | 4 | 2-3 | 7 | 4-5 | 4-5 |
| Thermal performance | Linear expansion coefficient | 40-400℃ | ×10-5/℃ | 7.2 | 3.7 | 2.8 | 10.5 | 10.8 |
| 40-800℃ | 8.0 | 4.4 | 3.3 | 11.0 | 11.3 |
| Thermal conductivity | W/(m·k) | 32 | 200 | 27 | 3 | 3 |
| Specific heat | J/(kg·k) | 0.78*10 | 0.67*10 | 0.65*10 | 0.46*10 | 0.46*10 |
| Thermal shock resistance (in water) | ℃ | 250 | …… | ＞800 | 300 | 350 |
| Electrical performance | Dielectric strength | V/m | 15*105 | …… | 13*105 | 11*105 | …… |
| Volume resistance(20℃) | Ω·cm | ＞1014 | 108 | 1014 | 1013 | …… |
| Dielectric constant | …… | 9.6 | …… | 9.9 | 33 | …… |
| Loss factor | ×10-4 | 10 | …… | …… | 520 | ……
|
Product advantages
- Argon arc welding alumina welding ceramic nozzle series has the characteristics of high temperature resistance, strong reliability and price concessions.
- Alumina ceramic nozzle can be used at 1500℃, with high strength, good thermal stability, corrosion resistance at high temperature, and excellent nozzle material performance.
- The structure is simple and suitable for mass production.
- Good insulation and easy to use
Applications
1. Shipbuilding, bridges, large structural facilities
2. Lighting
3. Petrochemical
4. Automotive industry
5. Medical machinery
6. Metallurgical industry
Product packaging
Packed in carton
FAQ
1. Are you a businessman or a manufacturer?
We are a company, we have our own factory
2. How long is your delivery time?
Negotiable
3. Can the product be customized?
Can be customized
4. What is the product packaging?
Carton or according to customer requirements
Product Tags:
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Wear resistant 10N49 series ceramic nozzle Images
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