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Model Number : 57N series
Place of Origin : China
MOQ : 1500piece
Brand Name : Weite ceramics
Certification : ISO9001
Price : Negotiate
Supply Ability : 100000 per month
Packaging Details : carton
Molding method : Dry pressing/Hot pressing
Material : Alumina ceramic
colour : Pink
Features : Wear-resistant
Brand : Weite ceramics
Model : 57N series
Certificate : ISO9001
Welding Ceramic Nozzle Argon Arc Welding Torch Accessories 57N Series
Alumina nozzle 57N series
Alumina ceramic is a ceramic material with alumina as the main body, which is used for thick film integrated circuits. Alumina ceramics have betterconductivity, mechanical strength and high resistance.
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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 |
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The main purpose |
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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 | …… |
Packed in carton
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
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57N series welding ceramic nozzle accessories Images |