high precision insulating ceramic caps 95% alumina ceramic for
ignitor pin
Ceramic alumina tube , alumina content 60%- 99.7%,White or Ivory
,Wear-resisting and acidproof alkali corrosion , High temperature
(1600-1700 degree centigrade). Good chemical stability,high
insulation, strong adsorption capacity, is a nice electrical
insulation and wear-resisting material.
Application : Widely used in lamps and lanterns, electronic appliances, blast
nozzle, auto parts, wear-resistant parts of insulating material,
etc
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Product Inf.:
Al2O3 content % | 70-75 | 85 | 95 | 99.7 |
Density (g/cm3) | 3.0 | 3.4 | 3.7 | 3.9 |
Bending Strength (Mpa) | 85N/MM2 | 300 | 364 | 450 |
Hot coefficient of expansion (20O°C-80O°C) | 6 | 7 | 7.6 | 8 |
Thermal Conductivity (W/(m.R)) | 17 | 18 | 20 | 35 |
Dielectric Strength (kv/mm) | 9 | 10 | 11 | 12 |
Working Temperature ℃ (Long time use) | 1300 | 1400 | 1600 | 1750 |
Water Absorption % | 5 | <0.2 | <0.2 | <0.1-0.2 |
Specification:
| Dimension | Outer dia. mm | Inner dia.mm | Length mm | Remark |
| Item |
| Thermocouple protection tube | 7-120 | 1-110 | 10-2500 | If you need others,we can customize for you. |
| Insulated tube | Single hole | 2-120 | 1-110 | 10-3900 |
| (inner core) | Double holes | 1-10 | 0.4-2 | 10-2500 |
| Four holes | 2-10 | 0.5-2 | 10-2500
|
Typical properties
●Good strength and stiffness
●Good hardness and wear resistance
●Good corrosion resistance
●High thermal conductivity
●High temperature resistance
●Electrical insulation
●Low dielectric constant
Application examples
●Mechanical seal rings
●Plungers or pistons for valves
●Electronic substrates
●High temperature thermocouple tubes
●Textile eyelets or guides
●Electrical insulators
●Wear resistant nozzles
●Ceramic parts for high temperature furnace
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.
