- Product Details
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Quick Details
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Brand Name:
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QY
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Product name:
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Alumina ceramic nozzle
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Electrical Insulation:
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Excellent
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Density:
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3.65 - 3.90 g/cm3
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Max. Working Temp:
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1,500 - 1,800 °C
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Color:
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white and ivory
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Certificate:
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ISO9001-2008/CE
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Thermal Shock Resistance:
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180 - 220 T(°C)
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Compressive Strength:
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2,000 - 2,500 Mpa
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Flexural Strength:
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280 - 300 Mpa
Quick Details
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Material:
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Alumina Ceramic
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Place of Origin:
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Hunan, China
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Model Number:
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QY23101701
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Brand Name:
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QY
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Product name:
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Alumina ceramic nozzle
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Electrical Insulation:
-
Excellent
-
Density:
-
3.65 - 3.90 g/cm3
-
Max. Working Temp:
-
1,500 - 1,800 °C
-
Color:
-
white and ivory
-
Certificate:
-
ISO9001-2008/CE
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Thermal Shock Resistance:
-
180 - 220 T(°C)
-
Compressive Strength:
-
2,000 - 2,500 Mpa
-
Flexural Strength:
-
280 - 300 Mpa
High-frequency porcelain 95% al2o3 alumina welding ceramic nozzle for sandblasting
Product Description
| Test item | alumina | |||
| index | unit | AL997 | AL99 | AL95 |
| Principal component content | N/A | 99.70% | 99% | 95% |
| Color | N/A | ivory white | ivory yellow | White |
| Gas permeability | N/A | airtight | airtight | airtight |
| density | g/cm3 | 3.9 | 3.8 | 3.7 |
| hardness | Moh's hardness | 9 | 9 | 8.8 |
| Water Absorption | N/A | ≤0.2 | ≤0.2 | ≤0.2 |
| Bending strength (20°C) | Mpa | 375 | 340 | 304 |
| Compressive Strength (20°C) | Mpa | 2300 | 2210 | 1910 |
| Coefficient of thermal expansion (25°C to 800° C) | 10X6/° C | 7.6 | 7.6 | 7.6 |
| Insulation strength (5mm thickness) | AC-kv/mm | 10 | 10 | 10 |
| Dielectric loss 25°C lMHz | N/A | v0.0001 | 0.0006 | 0.0004 |
| dielectric constant 25°C MHz | N/A | 9.8 | 9.5 | 9.2 |
| Volume resistivity (20°C) (300°C) (500 °C) | Ω.cm3 | >1014 | >1014 | >1014 |
| 2X1012 | 4X10" | 2X10" | ||
| N/A | N/A | N/A | ||
| Long-term service temperature | ℃ | 1700 | 1600 | 1400 |
| Thermal conductivity (25° C) | W/m/K | 35 | 34 | 20 |
Material Properties
- Excellent electrical insulation properties
- High hardness and mechanical strength
- Wear and abrasion resistant
- High thermal conductivity and thermal shock resistance
- Low density
- Resistant to strong acid and alkali attack at high temperatures
- Transparent to microwave radio frequencies
- High compressive and dielectric strength
- Very specific thermal conductive and thermal expansion rates
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