99 Al2o3 Insulators Precision Ceramic Components Alumina Ceramic
Insulator With M4 Screw
Product Description
Material: 99% Al2O3 Insulator
Features:
1.Anti-heat,corrosion resistance, anti-high voltage,stable
electrical property,and high insulation functions.
2. Desirable surface fineness.
3. corrosion resistant ,heat resistant,light weight, Long
performance life.
4.High quality with low price
5.Raw material meet RoHS appliance
6.Fast delivery
Properties Sheet:
| Properties | Units | 95 Alumina | 99 Alumina | Zirconia |
| Density | ɡ / cm3 | 3.65 | 3.92 | 5.95 - 6.0 |
| Water Absorption | ％ | 0 | 0 | 0 |
| Coefficient of Thermal Expansion | 10-6 / K | 7.9 | 8.5 | 10.5 |
| Modulus of Elasticity Young’s Mod | Gpa | 280 | 340 | 210 |
| Poisson’s Ratio | / | 0.21 | 0.22 | 0.3 |
| HV Hardness | Mpa | 1400 | 1650 | 1300 - 1365 |
| Flexural Strength @ Room Temperature | Mpa | 280 | 310 | 950 |
| Flexural Strength @ 700℃ | Mpa | 220 | 230 | 210 |
| Compressive Strength@Room Temperature | Mpa | 2000 | 2200 | 2000 |
| Fracture Toughness | Mpa * m½ | 3.8 | 4.2 | 10 |
| Heat Conductivity @ Room Temperature | W / m * k | 18 - 25 | 26 - 30 | 2.0 - 2.2 |
| Electrical Resistivity @ Room Temperature | Ω*mm2 / m | ＞1015 | ＞1016 | ＞1015 |
| Max Application Temperature | ℃ | 1500 | 1750 | 1050 |
| Resistance to Acid Alkaline | / | High | High | High |
| Dielectric Constant | / | 9.5 | 9.8 | 26 |
| Dielectric Strength | KV / mm | 16 | 22 | / |
| Thermal Shock Resistance | Δ T ( ℃ ) | 220 | 180 - 200 | 282 - 350 |
| Tensile Strength @ 25℃ | Mpa | 200 | 248 | 252 |
Advantages of small ceramic insulator:
1. Refractory.
2. Self Lubricating
3. Long Service Life.
4. Good Polished Surface.
5. Environmental and Healthy.
6. Superior Mechanical Strength.
7. High Corrosion and Wear Resistance.
8. Good Insulation Performance Precision.
9. High Temperature and Pressure Resistance.
10. High Purity Zirconia and Alumina Ceramic Material.
Due to these outstanding properties, Ceramic Products are used in a
wide range of industrial and advanced appications.
And a lot of practical applications prove that our ceramic products
has reached a state of high standard and quality.
Detailed Images
Electrical insulation industrial ceramic parts
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Packaging and Shipping
Alumina insulator 99% al2o3 will be wraped in paper first individually, then packed in bubble bags,
finally put in standard export carton packing, or OEM packing..
Shipped by Express ( DHL, TNT, UPS, Fedex, EMS ), Air, or Sea
transportation.
Company information
Who Are We?
Mingrui has years of professional OEM experience in manufacturing
industrial ceramic products. And very advanced technologies in the
production of zirconia and alumina ceramic rod, ceramic tube,
ceramic plate, ceramic ring, ceramic shaft, ceramic plunger,
ceramic valve, ceramic sleeve, ceramic nozzle, and semiconductor
ceramics, etc. They are applicable to Electrical, Appliance,
Mining, Oil & Gas, Energy & Power, Food & Medical, Chemistry,
Agriculture, Aerospace, even other high-end fields.
We, an advanced technical team with 10 senior engineers,more than
80 technicians and 100 equipment machines, taking one-stop
production, from the raw material (powder) to final products,
control the quality of every production link well.
In cooperation with Tsinghua University, we've achieved great
successes in particular requirements. With our professional
knowledge and business experience in machined ceramic parts,
low-budget and high-performance new ceramic products are made of
high–quality raw materials. The value of our ceramic products is
greatly increased due to the composite technology and precise
processing.
Our high efficiency machined ceramic parts, perfect service and
good reputation roots in our professional machined ceramic
technology, continuous innovation, great sincerity and our pursuit
for sustainable development. We have a unique technnology called
"mirror polishing" that has improved the brightness, color,
smoothness of our ceramic parts. Your advice and visit is our best
welcome!
Our products with some certificates, such as , CE, TUV, etc..
Factory Show
Production Process Show
We carry out one-stop production, from the raw material ( powder )
to final products, control the quality strickly of every production
link.
