Active Member
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[China]
Address: NO 21st ChuangXing Road, Shangsha community , Changan Town, Dongguan city Guangdong province, China
Contact name:Admin deng
Dongguan Ming Rui Ceramic Technology Co.,ltd |
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High Temperature Resistance Ziroconia Aluminium oxide Al2O3 Ceramic Pins Insulator
| Product Name | High Temperature Resistance Ziroconia Aluminium oxide Al2O3 Ceramic Pins Insulator |
| Material | Alumina |
| Color | White, Black |
| OD | 0.2mm - 50mm, And According to drawings |
| Length | 5mm - 400mm, And According to drawings |
| Surface Roughness | Ra0.05 |
| Torlerance | +/- 0.001mm |
| Lead time: | 15 - 30days |
| Max. working temperature | 1500 -1700 °C |
| Samples | Avaliable |
| Shipping: | Air Express (DHL/UPS/TNT/ FedEx) or Ocean Shipping |
1. High temperature resistance: 99.7% Al2O3 rods can stand 1800C at most. 95% Al2O3 rods can stand 1500C at most.
2. Good abrasive resistance: 99.7% Al2O3 rods, 3.9g/cm3, 95% Al2O3 rods 3.6g/cm3.
3. Good insulating property.
4. Tight tolerance: we can grind and polish the outer surface and length. Size tolerance can be +/-0.02mm after machining.Surface roughness can reach to Ra0.2um.
5. Fast delivery, we have large quantity alumina ceramic rods and blanks in stock.
6. Inspection, each single rods will be tested before shipping.
7. Low shipping cost, we have long time cooperation with shipping company, which can provide us very low prices.
Zirconia Aluminium Oxide Al2O3 Ceramic Pins Insulator High Temperature Resistance
- Excellent mechanical strength
- Anti-wearing & anti-corrosion in harsh work surroundings
- High precision & fine polished surface finishing
- Speical designing to replace the previous metal pin with much
more reliable quality
- Strong physical strength with super high hardness
- Excellent chemical inertness and no pollution to medium fluid
- Similar C.T.E. with steel, easy to assemble with other metal
components directly
- Outstanding abrasion & corrosion resistance characters
- Anti high-temperature Creeping and good thermal stability
- Self-lubricating and maintenance free under heavey working load
with non-stop running
- Professional R&D engineering team is available for your
speical requests for various ceramic pins
Properties Sheet of zirconia and alumina :
| Properties | Units | 95 Alumina | 99 Alumina | ZrO2 |
| Density | g / cm³ | 3.65 | 3.92 | 5.95-6.0g/cm³ |
| 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 HV | MPa | 1400 | 1650 | 1300-1365 |
| Flexural Strength @ room temperature | MPa | 280 | 310 | 950 |
| Flexural Strength @700°C | MPa | 220 | 230 | 210 |
| Compressive Strength @ room temperature | MPa | 2000 | 2200 | 2000 |
| Fracture Toughness | MPa *m 1/2 | 3.8 | 4.2 | 10 |
| Heat conductivity @ room temperature | W/ m*k | 18-25 | 26-30 | 2-2.2 |
| Electrical Resistivity @ room temperature | Ω*mm2 /m | >1015 | >1016 | >1015 |
| Max use temperature | °C | 1500 | 1750 | 1050 |
| Resistance to acid alkaline | / | high | high | high |
| Dielectric Constant | / | 9.5 | 9.8 | 26 |
| Dielectric Strength | KV/mm | 16 | 22 | / |
| Thermol Shock Resistance | △ T ( °C ) | 220 | 180-200 | 280-350 |
| Tensile Strength @ 25 °C | MPa | 200 | 248 | 252 |
Delivery:
Custom OEM will be shipped within 15 days after determining the
parameters
The samples will be shipped within 3 days
Quick Delivery Via Fedex,DHL,UPS,TNT Etc.
Support customer to designate shipping company
For more informations (the price,delivery time,moq etc)about the
ceramic plates, please contact us or email:admin@cerampart.com
CEO: Admin deng
Dongguan Mingrui Ceramic Tech. Co. Ltd.
Add: No.21 Chuangxing Rd., 2nd Industrial Zone of Shangsha,
Chang'an town, Dongguan city, Guangdong, China 523867
Email: admin@cerampart.com
FAQ
1. Monthly Capacity: 50,000-60,000 pcs;
2. Material: OEM or as per your suggestion;
3. Lead time: about 7-20 days, pls confirm the quantities required;
4. Incoterm: FOB, CFR, CIF;
5. Delivery Cost: It is determinated by the destination port;
6. Payment Term: PayPal; T/T; L/C.
7. Shipment: by sea, by air, by courier, by post, etc.
