99.5 al2o3 Alumina Insulation Ceramic Tube Insulator with High
Polished Surface
Product Description:
High Working Temperature Refractory 99% Al2O3 yellow Ceramic Pipe /
Tube / Pump with
small hole
Features
1) A variety of specifications available
2) Satisfy various technical request
3) Lower medium spoilage
4) Good insulation performance and high temperature resistance
5) Stiffness texture
6) Used in all electric products, electric heating products and
wear resistant machinery parts
Attentions:we produce the part according to customer's drawings,
samples and
performance requirement
Ceramic Tube Applications
• Furnace work tubes
• Kiln furniture, components & accessories
• Thermocouple protection tubes
• Heater Support Elements
• High Temperature Electrical Insulators
• Extreme temperature measurement components
• Ceramic Laser components
• High voltage electrical insulators
| Material | Zirconia, Alumina, Silicon nitride and machinable ceramic |
| OD | 5mm - 50mm |
| Length | 10mm - 550mm |
| Surface Roughness | Ra0.1 |
| Torlerance | +/- 0.01mm |
| Lead time | 10 - 30days |
| Shipping | Air Express (DHL/UPS/TNT/ FedEx) |
| Custom service | As 100% the drawing or requirements |
Common size
| 4*6.5*0.7*700 | 10*6*1250 | 15 X 11 X 1000MM |
| 4*6.5*0.7*750 | 10*7*400 | 15 X 11 X 500MM |
| 5X 0,7 X 1000MM (4 FUROS) | 10*7*500MM | 15 X 11 X 700MM |
| 5*0.7*700MM(4 FUROS) | 10*7*600 | 15*10*1100 |
| 6 X 4 X 700MM | 10*7*650 | 15*10*1000 |
| 7*5*1000 | 10 *7 *700 | 17*13*1125 |
| 8*5*650 | 10*7*1030 | 18*12*1100 |
| 8*5*800mm | 12*8*1000 | 20*10*1200 |
| 10*6*800 | 12*8*800 | 20*10*1200 |
| 10*6*1000 | 13*9*1000 | ………….. |
Any other size are availabe, pls enquiry for the details.
Properties Sheet :
| 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 |
Detailed Images
Company Information
Production Drawing
Our Partners
Packing & Delivery
Shipping and Payment
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.
