Ceramic insulator for heater when you need electrical insulation in high heat applications. Ceramic Heater Spacers are useful for supporting electric heating elements in heaters . Ceramic is abrasion resistant and offers long life in applications where other materials would wear out quickly.low thermal expansion rate and high electrical insulation, we can provide Zircon cordierite, cordierite, petalite, mullite, zircon, and alumina materials.
User industries: automotive, aviation, space travel electrical and thermal insulation electronics and sensors energy technology, power generation environmental technology fluid technology friction-reduction, wear- and corrosion -protection high temperature applications laboratory technology laser technology mechanical and chemical process engineering metal industry optics semiconductor processing equipment surface treatment vacuum technology |
Features of ceramic: 1. Refractory, High Temperature Resistance, Maximum Used Temperature: 1800 ºC (3272ºF)... 2. Hardness Strength Up To Mohs 9.0; HRA 80-90, Wear Resistance wear rate 0.68 mm3·m-2·h-1.... 3. High Voltage, Good Insulation Performance ,Electrical Resistivity Up To 10∧14 Ohm.Cm... 4. High Polished Surface Up To Rz0.8(Ra0.1) ... 5. Superior Mechanical Strength, Max 10 MPa.m1/2 Fracture toughness, 6. Pressure Resistance, Max 2300MPa compressive strength... 7. Anti-High Corrosion Resistance, Such As Acid Alkali Resistance... 8. Long Service Life... 9. Other excellent property |
Multi type ceramic insulator for heater showcase:
Other type ceramic insulators:
ceramic insulator bushing spacers
porcelain insulator for heating element
heating coil insulators
ceramic spacers
ceramic standoff insulators
ceramic insulator beads
heat shield spacers lowes
ceramic isolators
|
Al 2O 3 |
ZrO2/Y2O3 | ZrO2/MgO | MgO | SiC | Si3N4 Reaction sintered | Si3N4 Hot pressed | ALN |
Physical properties | ||||||||
Density (g/cm3) | 3,9 | 5,9 | 5,75 | 3,58 | 3,2 | 3,27 | 3,29 | 3,26 |
Molecular weight (g/mole) | 102 | - | - | 40,4 | 40,1 | 140 | 140 | 41 |
Maximum service temperature air (°C) | 1700- 1800 | 1500 | 1000 | 2200 | 1500 | 1200- 1500 | 1100- 1600 | 1000- 1800 |
Mechanical properties | ||||||||
Hardness (Mohs) | 9 | - | - | 5,5 | 9 | - | - | 7 |
Modulus of elasticity (GPa) | 300-400 | 200 | 200 | 250-300 | 420 | 170-220 | 280-310 | 318 |
Poisson's ratio | 0,25 | - | - | 0,18 | 0,14 | 0,25-0,26 | 0,27 | 0,25 |
Fracture toughness (MPa.m1/2) | 2-3 | 7-13 | 6-10 | - | 2,5-3,5 | 3,5-5 | 6,1 | 4,5 |
Electrical properties | ||||||||
Dielectric constant | 9-10 | - | - | 9-10 | - | 10 | 10 | 9,2 |
Electrical resistivity at 20°C (Ohm.cm) | >10 14 | 10 13-10 14 | >10 10 | - | 10 2-10 6 | >10 7 | 10 12- 10 15 | >10 14 |
Dielectric strength (kV/mm) | 10-20 | 9 | 2-10 | - | - | - | - | 15 |
Thermal properties | ||||||||
Specific heat (J/K/kg) | 900 | 400-500 | 420 | 870-880 | 750 | 690 | 680-800 | 800 |
Thermal conductivity (W/m/K) at 20°C | 26-35 | 2,2-3,2 | 1,5-2,5 | 40-50 | 63-155 | 9-30 | 15-43 | 180 |
Coefficient of thermal expansion ( 10-6) from 20 to 1000°C | 8-9 | 10-11 | 5-16 | 10-13 | 4-5 | 3 | 3,3 | 4,4-5,3 |
Melting point (°C) | 2050 | 2590 | - | 2800 | 2500 | 1900 | 1900 | 2200 |
Customization & Machining Service: As a ceramic insulator manufacturer,us offer a wide of the ceramic specification,and customized&machinables. Get a Quote On Your Customized Now!! or up a files by EMAIL. Our Custom Capabilities: 1.High Purity Martoxid Powder 2.OEM Support, More Than 10 Technicians With 5-Year R&D Experience 3.35000 ㎡workshop, annual output could reach hundred million pieces. 4.All crafts are inspected strictly based on drawings,checked each month. 5.Best Service And Quick Delivery Via Fedex,DHL,UPS,TNT Etc. |
|
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.
Feedback
1. For any query or doubt, please contact us firstly, we will update with you soon;
2. For any other satisfaction, please also feedback to us, which could improve our service better and better.
For more information about ceramics insulator,please contact our engineers in time >>> |
![]() ![]() |
Dynamic information Ceramic technology FAQ Ceramice exhibition
Ceramics quality Ceramics technical Ceramice after-sale Customer witness Patent certificate
Ceramic flange Ceramic bushing Ceramic plunger Ceramic pump valve