Yixing Weite Chinaware Co., Ltd
Weite Ceramics Co., Ltd
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95 Porcelain Welding Accessories Ceramic Special Protection Mouth
Alumina nozzle 53N series 27
The company's speech is dedicated to the production of various specifications of argon arc welding torch nozzles, air plasma protective covers, shunts and various positioning pins, electrical ceramics, etc. Its products are mainly made of 95% AL2O3 raw materials, and its characteristics have the advantages of wear resistance, high temperature resistance, corrosion resistance, high strength and so on. Products are widely used in machinery, military, automotive, electronics, chemical, textile and other industries. In the spirit of pioneering and innovative, the company pursues the perfect business philosophy. Taking science and technology as the leading factor, actively develop domestic and foreign markets. At the same time, the company is dedicated to serving our customers, and welcome all customers to discuss cooperation!
| Size | Part Number | Length (mm) | Orifice (in) | Orifice (mm) | Torchdesign |
| NO 3 | 53N23 | 17 | 3/16 | 4.0 | 24 |
| NO 4 | 53N24 | 17 | 1/4 | 6.5 | 24 |
| NO 5 | 53N25 | 17 | 5/16 | 8.0 | 24 |
| NO 6 | 53N27 | 17 | 3/8 | 9.5 | 24 |
| Material Project | Alumina AL203 | Silicon carbide sic | Silicon nitride sin | Silicon nitride sin | ||||
| Color | Ivory | black | black | Milky white, gray black | ||||
| Content(%) | 99.5 | …… | …… | …… | ||||
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| Density | Kg/m³ | 3.9*10 | 3.16*10 | 3.3*10 | 6.0*10 | |||
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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 | ||
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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
In addition to common sizes and specifications, our company accepts drawings and samples for customization. If necessary, please contact our company directly.
We are a company, we have our own factory
Negotiable
Can be customized
Carton or according to customer requirements
Welded ceramic nozzles, welded ceramic liners, electronic ceramics, textile ceramics, etc.